#999D9E

Accessibility

AAA

7.67:1

Vs white / black

2.74:1 · 7.67:1

Sources

Library color

Codes

Formats

HEX

#999d9e

RGB

rgb(153, 157, 158)

RGBA

rgba(153, 157, 158, 1)

HSL

hsl(192, 3%, 61%)

HSLA

hsla(192, 3%, 61%, 1)

HSV

hsv(192, 3%, 62%)

LAB

lab(64.45% -1.24 -1.02)

LCH

lch(64.45% 1.61 219.44)

OKLAB

oklab(0.693 -0.004 -0.0027)

OKLCH

oklch(0.693 0.0048 214.02)

XYZ

xyz(31.36, 33.35, 37.13)

CMYK

cmyk(3%, 1%, 0%, 38%)

CSS

color: #999d9e;

CSS variable

--color-999d9e: #999d9e;

SCSS

$color-999d9e: #999d9e;

JavaScript

const color = "#999d9e";

TypeScript

const color: string = "#999d9e";

React

style={{ backgroundColor: "#999d9e" }}

JSON

{ "hex": "#999d9e", "rgb": { "r": 153, "g": 157, "b": 158 }, "oklch": "oklch(0.693 0.0048 214.02)" }

Export

Developer code

css

:root {
  --#999d9e-1: #999d9e;
}

Design systems

Nearest official tokens

An arbitrary HEX is not an official Tailwind, Material, or Bootstrap color. Distance is CIEDE2000.

Nearest Tailwind color

neutral-400

Noticeably different · ΔE 2.9 · #A3A3A3

Nearest CSS named color

DarkGray

Noticeably different · ΔE 4.35 · #A9A9A9

Nearest Material color

grey-500

Noticeably different · ΔE 2.1 · #9E9E9E

Nearest Bootstrap color

secondary

Very different · ΔE 15.03 · #6C757D

OKLCH

Perceptual 50–950 scale

Generated in OKLCH from this hex. Not an official Tailwind scale unless the hex itself is a Tailwind token.

50e7f9fd 100daecf0 200c6d8dc 300b0c1c6 40094a5a9 500798a8e 600637377 7004d5d60 80038474a 900243235 9500f1d20

Palette

Tints & shades

Full scale from light tints through the base color into deep shades

f7f7f7 eeefef e6e7e7 dddedf d5d6d7 cccecf c4c6c6 bbbebe b3b6b6 aaadae a2a5a6 999d9e 8c9091 808384 737677 666969 595c5c 4d4f4f 404142 333435 262728 191a1a 0d0d0d

Palette

Tints

Mixed toward white — soft backgrounds and highlights

f7f7f7 eeefef e6e7e7 dddedf d5d6d7 cccecf c4c6c6 bbbebe b3b6b6 aaadae a2a5a6

Palette

Shades

Mixed toward black — depth, text, and emphasis

8c9091 808384 737677 666969 595c5c 4d4f4f 404142 333435 262728 191a1a 0d0d0d

Palette

Tones

Mixed toward neutral grey — muted UI surfaces

979b9b 959899 939697 919394 8f9192 8d8f8f 8a8c8d 888a8a 868788 848585 828283

Harmony

Complementary

Opposite on the color wheel for contrast

#999D9EStop 1 #9F9A99Stop 2

Harmony

Analogous

Neighbors that sit comfortably together

#999F9DStop 1 #999D9EStop 2 #999A9FStop 3

Harmony

Triadic

Evenly spaced triad for vibrant sets

#999D9EStop 1 #9F999DStop 2 #9D9F99Stop 3

Harmony

Split complementary

Base plus two accents beside the complement

#999D9EStop 1 #9F999AStop 2 #9F9D99Stop 3

Harmony

Monochromatic

Same hue, varied lightness and saturation

#313435Stop 1 #575B5CStop 2 #7C8283Stop 3 #A3A7A8Stop 4 #CACDCEStop 5

Using this color

Where #999d9e works

#999D9E (#999d9e) sits in the grey family at about 192° hue, 3% saturation, and 61% lightness. Contrast is 2.74:1 on white and 7.67:1 on black, so near-black labels read more clearly on the swatch itself. Nearest Tailwind token: neutral-400 (approximation unless the hex is an official scale stop).

Sensible jobs for this swatch

supporting UI accents
text or icons on charcoal / dark mode

Do not use #999d9e as small body text on white — 2.74:1 misses WCAG AA (4.5:1). Pair it with a darker shade from the scale below, or check pairs in the contrast checker.

Low saturation makes this easy to overuse as a neutral. Keep one chromatic accent elsewhere so the interface does not go muddy.

Family context: Neutrality, balance, and modernity. Essential for UI chrome, typography, and systems. Common uses still include buttons, charts, and accents in the Grey range — always verify the pair for this exact hex in the contrast checker.

Similar & related colors

Nearby colors from the library by perceptual distance

Material Grey 500#9E9E9E Web Safe #999999#999999 Tailwind neutral 400#A3A3A3 DarkGray#A9A9A9 Concrete#95A5A6 Tailwind zinc 400#A1A1AA Tailwind stone 400#A8A29E Tailwind gray 400#9CA3AF System Gray#8E8E93 Material Blue Grey 300#90A4AE Asbestos#7F8C8D Material You Neutral#938F99

Where #999d9e works

Sensible jobs for this swatch

supporting UI accents

text or icons on charcoal / dark mode

Do not use #999d9e as small body text on white — 2.74:1 misses WCAG AA (4.5:1). Pair it with a darker shade from the scale below, or check pairs in the contrast checker.

Low saturation makes this easy to overuse as a neutral. Keep one chromatic accent elsewhere so the interface does not go muddy.