#191924

Accessibility

AAA

17.41:1

Vs white / black

17.41:1 · 1.21:1

Sources

Library color

Codes

Formats

HEX

#191924

RGB

rgb(25, 25, 36)

RGBA

rgba(25, 25, 36, 1)

HSL

hsl(240, 18%, 12%)

HSLA

hsla(240, 18%, 12%, 1)

HSV

hsv(240, 31%, 14%)

LAB

lab(9.23% 3.19 -7.55)

LCH

lch(9.23% 8.2 292.9)

OKLAB

oklab(0.2187 0.0054 -0.0207)

OKLCH

oklch(0.2187 0.0214 284.62)

XYZ

xyz(1.07, 1.03, 1.81)

CMYK

cmyk(31%, 31%, 0%, 86%)

CSS

color: #191924;

CSS variable

--color-191924: #191924;

SCSS

$color-191924: #191924;

JavaScript

const color = "#191924";

TypeScript

const color: string = "#191924";

React

style={{ backgroundColor: "#191924" }}

JSON

{ "hex": "#191924", "rgb": { "r": 25, "g": 25, "b": 36 }, "oklch": "oklch(0.2187 0.0214 284.62)" }

Export

Developer code

css

:root {
  --#191924-1: #191924;
}

Design systems

Nearest official tokens

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

Nearest Tailwind color

gray-900

Noticeably different · ΔE 3.58 · #111827

Nearest CSS named color

Black

Very different · ΔE 9.25 · #000000

Nearest Material color

grey-900

Very different · ΔE 7.76 · #212121

Nearest Bootstrap color

dark

Very different · ΔE 7.05 · #212529

OKLCH

Perceptual 50–950 scale

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

50f3f4ff 100e6e6f5 200d2d3e1 300bcbccb 400a0a0af 500848593 6006e6f7c 700585865 80042424e 9002e2e39 950191924

Palette

Tints & shades

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

ececed d9d9db c6c6c8 b2b2b6 9f9fa4 8c8c92 79797f 66666d 53535b 3f3f49 2c2c36 191924 171721 15151e 13131b 111118 0f0f15 0d0d12 0a0a0f 08080c 060609 040406 020203

Palette

Tints

Mixed toward white — soft backgrounds and highlights

ececed d9d9db c6c6c8 b2b2b6 9f9fa4 8c8c92 79797f 66666d 53535b 3f3f49 2c2c36

Palette

Shades

Mixed toward black — depth, text, and emphasis

171721 15151e 13131b 111118 0f0f15 0d0d12 0a0a0f 08080c 060609 040406 020203

Palette

Tones

Mixed toward neutral grey — muted UI surfaces

22222c 2a2a33 33333b 3b3b43 44444a 4d4d52 55555a 5e5e61 666669 6f6f71 777778

Harmony

Complementary

Opposite on the color wheel for contrast

#191924Stop 1 #242419Stop 2

Harmony

Analogous

Neighbors that sit comfortably together

#191F24Stop 1 #191924Stop 2 #1F1924Stop 3

Harmony

Triadic

Evenly spaced triad for vibrant sets

#191924Stop 1 #241919Stop 2 #192419Stop 3

Harmony

Split complementary

Base plus two accents beside the complement

#191924Stop 1 #241F19Stop 2 #1F2419Stop 3

Harmony

Monochromatic

Same hue, varied lightness and saturation

#2A2A3CStop 1 #494969Stop 2 #696996Stop 3 #9696B6Stop 4 #C3C3D5Stop 5

Using this color

Where #191924 works

#191924 (#191924) sits in the indigo family at about 240° hue, 18% saturation, and 12% lightness. Contrast is 17.41:1 on white and 1.21:1 on black, so white labels read more clearly on the swatch itself. Nearest Tailwind token: gray-900 (approximation unless the hex is an official scale stop).

Sensible jobs for this swatch

body text, chrome, and dark-mode surfaces
text or icons on a white canvas

On a black or near-black UI, #191924 is 1.21:1. Prefer it as a fill, border, or large heading rather than 16px copy.

Family context: Intuition, depth, and sincerity. Common in enterprise software and thoughtful products. Common uses still include buttons, charts, and accents in the Indigo range — always verify the pair for this exact hex in the contrast checker.

Similar & related colors

Nearby colors from the library by perceptual distance

Tailwind gray 900#111827 Material You On Surface#1C1B1F Tailwind slate 900#0F172A Tailwind slate 950#020617 Tailwind zinc 900#18181B Tailwind gray 950#030712 Tailwind zinc 800#27272A Tailwind gray 800#1F2937 Tailwind slate 800#1E293B Bootstrap dark#212529 Tailwind neutral 900#171717 Tailwind zinc 950#09090B