#1D152E

Accessibility

AAA

17.52:1

Vs white / black

17.52:1 · 1.2:1

Sources

Library color

Codes

Formats

HEX

#1d152e

RGB

rgb(29, 21, 46)

RGBA

rgba(29, 21, 46, 1)

HSL

hsl(259, 37%, 13%)

HSLA

hsla(259, 37%, 13%, 1)

HSV

hsv(259, 54%, 18%)

LAB

lab(8.95% 11.05 -15.38)

LCH

lch(8.95% 18.94 305.7)

OKLAB

oklab(0.2195 0.022 -0.0431)

OKLCH

oklch(0.2195 0.0484 297.04)

XYZ

xyz(1.27, 0.99, 2.71)

CMYK

cmyk(37%, 54%, 0%, 82%)

CSS

color: #1d152e;

CSS variable

--color-1d152e: #1d152e;

SCSS

$color-1d152e: #1d152e;

JavaScript

const color = "#1d152e";

TypeScript

const color: string = "#1d152e";

React

style={{ backgroundColor: "#1d152e" }}

JSON

{ "hex": "#1d152e", "rgb": { "r": 29, "g": 21, "b": 46 }, "oklch": "oklch(0.2195 0.0484 297.04)" }

Export

Developer code

css

:root {
  --#1d152e-1: #1d152e;
}

Design systems

Nearest official tokens

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

Nearest Tailwind color

slate-900

Very different · ΔE 7.9 · #0F172A

Nearest CSS named color

MidnightBlue

Very different · ΔE 15.57 · #191970

Nearest Material color

grey-900

Very different · ΔE 15.12 · #212121

Nearest Bootstrap color

dark

Very different · ΔE 14.67 · #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.

50f7f1ff 100eae4fb 200d6d0eb 300c0b8d7 400a49cbd 5008980a0 600726b87 7005b556c 800454053 900302c3b 9501c1825

Palette

Tints & shades

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

ececee d9d8dc c7c5cb b4b1b9 a19ea8 8e8a97 7b7785 686374 565062 433c51 30293f 1d152e 1b132a 181226 161023 130e1f 110c1b 0f0b17 0c0913 0a070f 07050c 050308 020204

Palette

Tints

Mixed toward white — soft backgrounds and highlights

ececee d9d8dc c7c5cb b4b1b9 a19ea8 8e8a97 7b7785 686374 565062 433c51 30293f

Palette

Shades

Mixed toward black — depth, text, and emphasis

1b132a 181226 161023 130e1f 110c1b 0f0b17 0c0913 0a070f 07050c 050308 020204

Palette

Tones

Mixed toward neutral grey — muted UI surfaces

251e35 2e273c 363043 3e3949 464250 4f4b57 57535e 5f5c65 67656c 706e72 787779

Harmony

Complementary

Opposite on the color wheel for contrast

#1D152EStop 1 #262D15Stop 2

Harmony

Analogous

Neighbors that sit comfortably together

#15192DStop 1 #1D152EStop 2 #29152DStop 3

Harmony

Triadic

Evenly spaced triad for vibrant sets

#1D152EStop 1 #2D1D15Stop 2 #152D1DStop 3

Harmony

Split complementary

Base plus two accents beside the complement

#1D152EStop 1 #2D2915Stop 2 #192D15Stop 3

Harmony

Monochromatic

Same hue, varied lightness and saturation

#2C2046Stop 1 #4D387AStop 2 #6E50AFStop 3 #9A85C7Stop 4 #C5B9DFStop 5

Using this color

Where #1d152e works

#1D152E (#1d152e) sits in the deep purple family at about 259° hue, 37% saturation, and 13% lightness. Contrast is 17.52:1 on white and 1.2:1 on black, so white labels read more clearly on the swatch itself. Nearest Tailwind token: slate-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, #1d152e is 1.2:1. Prefer it as a fill, border, or large heading rather than 16px copy.

Family context: Mystery, ambition, and creativity. Strong for artistic and spiritual associations. Common uses still include buttons, charts, and accents in the Deep Purple 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 900#0F172A Tailwind indigo 950#1E1B4B Web Safe #000033#000033 Tailwind gray 900#111827 Tailwind slate 950#020617 Tailwind blue 950#172554 Web Safe #330033#330033 Tailwind slate 800#1E293B Material You On Surface#1C1B1F Tailwind gray 950#030712 Tailwind gray 800#1F2937 Web Safe #333366#333366