#2A2E3C

Accessibility

AAA

13.51:1

Vs white / black

13.51:1 · 1.55:1

Sources

Library color

Codes

Formats

HEX

#2a2e3c

RGB

rgb(42, 46, 60)

RGBA

rgba(42, 46, 60, 1)

HSL

hsl(227, 18%, 20%)

HSLA

hsla(227, 18%, 20%, 1)

HSV

hsv(227, 30%, 24%)

LAB

lab(19.11% 2.12 -9.45)

LCH

lch(19.11% 9.68 282.64)

OKLAB

oklab(0.3034 0.0011 -0.0259)

OKLCH

oklch(0.3034 0.0259 272.43)

XYZ

xyz(2.75, 2.77, 4.66)

CMYK

cmyk(30%, 23%, 0%, 76%)

CSS

color: #2a2e3c;

CSS variable

--color-2a2e3c: #2a2e3c;

SCSS

$color-2a2e3c: #2a2e3c;

JavaScript

const color = "#2a2e3c";

TypeScript

const color: string = "#2a2e3c";

React

style={{ backgroundColor: "#2a2e3c" }}

JSON

{ "hex": "#2a2e3c", "rgb": { "r": 42, "g": 46, "b": 60 }, "oklch": "oklch(0.3034 0.0259 272.43)" }

Export

Developer code

css

:root {
  --#2a2e3c-1: #2a2e3c;
}

Design systems

Nearest official tokens

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

Nearest Tailwind color

slate-800

Noticeably different · ΔE 3.56 · #1E293B

Nearest CSS named color

Black

Very different · ΔE 14.44 · #000000

Nearest Material color

blue-grey-900

Very different · ΔE 7.77 · #263238

Nearest Bootstrap color

dark

Very different · ΔE 6.82 · #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.

50f0f5ff 100e3e7f6 200cfd4e2 300b8bdcd 4009ca1b2 500818696 6006b707e 700555965 80040434f 9002b2f39 950171a24

Palette

Tints & shades

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

edeeef dcdcdf cacbce b8b9be a6a8ae 95979e 83858d 71747d 5f626d 4e515d 3c3f4c 2a2e3c 272a37 232632 20232d 1c1f28 181b23 15171e 121319 0e0f14 0b0c0f 07080a 040405

Palette

Tints

Mixed toward white — soft backgrounds and highlights

edeeef dcdcdf cacbce b8b9be a6a8ae 95979e 83858d 71747d 5f626d 4e515d 3c3f4c

Palette

Shades

Mixed toward black — depth, text, and emphasis

272a37 232632 20232d 1c1f28 181b23 15171e 121319 0e0f14 0b0c0f 07080a 040405

Palette

Tones

Mixed toward neutral grey — muted UI surfaces

313542 383c47 40434d 474953 4e5058 55575e 5c5e64 636569 6b6c6f 727275 79797a

Harmony

Complementary

Opposite on the color wheel for contrast

#2A2E3CStop 1 #3C382AStop 2

Harmony

Analogous

Neighbors that sit comfortably together

#2A373CStop 1 #2A2E3CStop 2 #2F2A3CStop 3

Harmony

Triadic

Evenly spaced triad for vibrant sets

#2A2E3CStop 1 #3C2A2EStop 2 #2E3C2AStop 3

Harmony

Split complementary

Base plus two accents beside the complement

#2A2E3CStop 1 #3C2F2AStop 2 #373C2AStop 3

Harmony

Monochromatic

Same hue, varied lightness and saturation

#2A2E3CStop 1 #495069Stop 2 #697296Stop 3 #969DB6Stop 4 #C3C7D5Stop 5

Using this color

Where #2a2e3c works

#2A2E3C (#2a2e3c) sits in the blue family at about 227° hue, 18% saturation, and 20% lightness. Contrast is 13.51:1 on white and 1.55:1 on black, so white labels read more clearly on the swatch itself. Nearest Tailwind token: slate-800 (approximation unless the hex is an official scale stop).

Sensible jobs for this swatch

supporting UI accents
text or icons on a white canvas

On a black or near-black UI, #2a2e3c is 1.55:1. Prefer it as a fill, border, or large heading rather than 16px copy.

Family context: Trust, calm, and professionalism. The most used color in SaaS, finance, and healthcare. Common uses still include buttons, charts, and accents in the Blue 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 slate 800#1E293B Tailwind gray 800#1F2937 Tailwind gray 700#374151 Tailwind zinc 800#27272A Bootstrap dark#212529 Tailwind zinc 700#3F3F46 Tailwind slate 700#334155 Tailwind gray 900#111827 Midnight Blue#2C3E50 Material Blue Grey 900#263238 Tailwind slate 900#0F172A Material You On Surface#1C1B1F