Tailwind CSS v3 color

Tailwind rose-900 #881337

Tailwind CSS v3's rose-900 is #881337. It is a dark soft wine in the pink family. In OKLCH it sits at lightness 0.410, chroma 0.150 and hue 10.3°. The nearest CSS named color is brown (#A52A2A), ΔE2000 12.5 away.

Relative luminance: 0.0598
OKLCH L · C · h: 0.410 · 0.150 · 10.3
Best text: White 9.56:1
Hue family: Pink

Inspect this color Check contrast

#881337 color codes

HEX: #881337
RGB: rgb(136, 19, 55)
HSL: hsl(342, 75%, 30%)
OKLCH: oklch(0.410 0.150 10.3)
OKLab: oklab(0.410 0.148 0.027)
CIELAB (D65): L* 29.36, a* 48.73, b* 10.71
XYZ (D65): X 11.08, Y 5.98, Z 4.18
CMYK (naive): cmyk(0%, 86%, 60%, 47%)

CIELAB and XYZ use the D65 white point; CSS lab() uses D50, so paste the OKLCH or HEX value into stylesheets. CMYK here is a plain formula with no press profile.

Legibility

Contrast: is #881337 accessible?

White text on it reaches 9.56:1, passing AAA. Black text fails at 2.19:1.

WCAG 2 gives the same ratio whichever color is the text; APCA does not, so its Lc changes sign and size with polarity.

Open the Contrast System

Black text on it

2.19:1
- AA fails
- AA large fails
- AAA fails
- APCA Lc +13
White text on it

9.56:1
- AA passes
- AA large passes
- AAA passes
- APCA Lc −94
As text on black

2.19:1
- AA fails
- AA large fails
- AAA fails
- APCA Lc −11
As text on white

9.56:1
- AA passes
- AA large passes
- AAA passes
- APCA Lc +90

Nearest versions that pass 4.5:1

For text on white

#881337 9.56:1

It already reaches 9.56:1 on white, so no change is needed.
For text on black

#C24D65 4.54:1

Lightening its OKLCH lightness from 0.41 to 0.58 reaches 4.54:1 on black, keeping the hue.

Compare both in the Contrast System

Checking another pair? Use the Contrast Checker.

Studio

Adjust #881337 live

Move lightness, chroma and hue in OKLCH, or drag on the map. The map is every lightness and chroma at the current hue: sRGB inside the solid area, Display P3 out to the dashed line.

The studio needs JavaScript.

Scale

Shades and tints of #881337

Eleven OKLCH lightness steps at this hue, each with its contrast against white and black. #881337 sits at step 800.

50#FFF1F3

White
1.09
Black
19.12
100#FFE3E6

White
1.20
Black
17.38
200#FFC6CD

White
1.47
Black
14.21
300#FF9DAC

White
1.96
Black
10.67
400#ED778C

White
2.75
Black
7.61
500#CF5971

White
3.94
Black
5.32
600#B3415A

White
5.49
Black
3.82
700#972945

White
7.72
Black
2.71
800This color#881337

White
9.56
Black
2.19
900#52001C

White
15.26
Black
1.37
950#31000D

White
18.47
Black
1.13

Under each step, white and black text on it; a bold figure passes 4.5:1.

Tailwind CSS v3 rose scale

The real Tailwind palette, for comparison with the computed ramp above.

50#FFF1F2
White
1.09
Black
19.11
100#FFE4E6
White
1.20
Black
17.49
200#FECDD3
White
1.41
Black
14.88
300#FDA4AF
White
1.89
Black
11.10
400#FB7185
White
2.69
Black
7.80
500#F43F5E
White
3.67
Black
5.71
600#E11D48
White
4.69
Black
4.47
700#BE123C
White
6.28
Black
3.34
800#9F1239
White
8.01
Black
2.61
900This color#881337

White
9.56
Black
2.19
950#4C0519
White
15.63
Black
1.34

Gamut

How vivid #881337 can get

At its lightness and hue, sRGB reaches OKLCH chroma 0.164; #881337 uses 91% of it. Display P3, which many recent phones and laptops show, reaches 0.185 there: 13% more.

sRGB
Display P3
Rec. 2020
Dominant wavelength

OKLCH chroma: 0.150
sRGB edge: 0.164
Display P3 edge: 0.185
Rec. 2020 edge: 0.217
Dominant wavelength: Complementary 494 nm
Excitation purity: 55%
Chromaticity: x 0.5215, y 0.2814

This color#881337
Most vivid in sRGB#8D0035
Most vivid in Display P3oklch(0.410 0.185 10.3)

On a screen without Display P3 the last tile shows the sRGB edge instead.

Use the wider color where screens show it

.accent {
  color: #881337;
}
@media (color-gamut: p3) {
  .accent { color: color(display-p3 0.5273 0 0.2015); }
}

Mixing

Mixing #881337

Each row is the same mix worked out in a different space, with the halfway color at its end. sRGB, which older CSS gradients use, can sag gray or dark in the middle; OKLab keeps the lightness steps even; OKLCH holds chroma and hue as it goes.

White #FFFFFF

sRGB50%#C4899B
OKLab50%#CA8D95
OKLCH50%#CA8D95

Black #000000

sRGB50%#440A1C
OKLab50%#31030F
OKLCH50%#31030F

Its complement #005653

sRGB50%#443545
OKLab50%#5E4145
OKLCH50%#414084

In CSS

/* A gradient and a mix, worked out in OKLCH */
background: linear-gradient(in oklch, #881337, white);
color: color-mix(in oklch, #881337 50%, white);

In use

#881337 in an interface

A button, a link, a heading, a focused field, an icon and a chart line in this color, on a light page and a dark one. Each check is a WCAG 2 contrast minimum: 1.4.3 for text, 1.4.11 for the rest.

Light page

Button labelText, 4.5:19.56:1 Passes
Link and body-size textText, 4.5:19.56:1 Passes
Large headingLarge text, 3:19.56:1 Passes
Icons, borders and focus ringsNon-text, 3:19.56:1 Passes

Dark page

Button labelText, 4.5:19.56:1 Passes
Link and body-size textText, 4.5:11.95:1 Fails
Large headingLarge text, 3:11.95:1 Fails
Icons, borders and focus ringsNon-text, 3:11.95:1 Fails

For text on this page, the nearest shade that passes is #CC566E 4.57:1

Color vision

How #881337 looks with color blindness

Deuteranopia changes it most, ΔE2000 32.6; tritanopia changes it least, 7.4.

Simulated with Machado et al. (2009) at full severity, in linear light.

Simulate a whole page What each type sees

Protanopia

No working red (long-wavelength) cones

#363638 ΔE2000 25.4

Distinct

Reads as dark gray
Deuteranopia

No working green (medium-wavelength) cones

#534D34 ΔE2000 32.6

Distinct

Reads as dark grayish brown
Tritanopia

No working blue (short-wavelength) cones

#950024 ΔE2000 7.4

Noticeable

Reads as dark vivid red
Achromatopsia

No cone color vision; lightness only

#454545 ΔE2000 25.0

Distinct

Reads as dark gray

Pairing check

Checked against its complement, #005653. Their lightness contrast is only 1.11:1, so where hue collapses, add a label, icon or pattern.

Vision	The pair	ΔE2000	Verdict
Normal vision	#881337 · #005653	50.0	Stays distinct
Protanopia	#363638 · #505153	9.0	Harder to tell apart
Deuteranopia	#534D34 · #454954	18.9	Stays distinct
Tritanopia	#950024 · #005955	51.1	Stays distinct
Achromatopsia	#454545 · #4C4C4C	2.4	Easily confused

Harmony

Color harmonies for #881337

Its complement is #005653, a dark muted teal, on the cool side of the wheel.

Hue rotations in OKLCH, mapped into sRGB by trimming chroma so hue and lightness stay put.

Open the Harmony Studio

Base#881337
Complement#005653

Complementary

Open in Harmony Studio

−30°#7B1C63
Base#881337
+30°#812900

Analogous

Open in Harmony Studio

Base#881337
+120°#355600
+240°#004C87

Triadic

Open in Harmony Studio

Base#881337
+150°#005939
+210°#005367

Split-complementary

Open in Harmony Studio

Code

Design tokens

Ready-to-paste tokens in six formats. Rename them to fit your system.

CSS custom property

:root {
  --color-rose-900: #881337;
}

Tailwind config

// tailwind.config.js — already built in as rose-900;
// pin the v3 value explicitly like this:
module.exports = {
  theme: {
    extend: {
      colors: {
        rose: { 900: '#881337' },
      },
    },
  },
};

Tailwind v4 theme

/* app.css — Tailwind CSS v4 */
@import "tailwindcss";

@theme {
  /* v4 has its own rose-900; this pins the v3 value. */
  --color-rose-900: oklch(0.410 0.150 10.3);
}

Design token (W3C DTCG)

{
  "color": {
    "rose-900": {
      "$type": "color",
      "$value": {
        "colorSpace": "srgb",
        "components": [0.5333, 0.0745, 0.2157],
        "hex": "#881337"
      },
      "$description": "Tailwind CSS v3 rose-900"
    }
  }
}

SwiftUI color

import SwiftUI

enum Palette {
    static let rose900 = Color(.sRGB, red: 0.533, green: 0.075, blue: 0.216, opacity: 1)
}

Jetpack Compose color

import androidx.compose.ui.graphics.Color

object Palette {
    val Rose900 = Color(0xFF881337)
}

Matches

The nearest match in each system

The closest CSS name, Tailwind shade, RAL Classic paint and Crayola crayon by ΔE2000; under 2 is hard to tell apart side by side. RAL and Crayola values approximate physical colors.

Tools

Open #881337 in the tools

Each opens over this page. More colors live in the Color Library, and every color page is listed on the hub.

Tailwind rose-900 #881337

#881337 color codes

Contrast: is #881337 accessible?

Black text on it

White text on it

As text on black

As text on white

Nearest versions that pass 4.5:1

Adjust #881337 live

Shades and tints of #881337

Tailwind CSS v3 rose scale

How vivid #881337 can get

Mixing #881337

#881337 in an interface

How #881337 looks with color blindness

Protanopia

Deuteranopia

Tritanopia

Achromatopsia

Pairing check

Color harmonies for #881337

Complementary

Analogous

Triadic

Split-complementary

Design tokens

CSS custom property

Tailwind config

Tailwind v4 theme

Design token (W3C DTCG)

SwiftUI color

Jetpack Compose color

The nearest match in each system

Similar colors

Open #881337 in the tools