Tailwind CSS v3 color

Tailwind red-300 #FCA5A5

Tailwind CSS v3's red-300 is #FCA5A5. It is a light soft red in the red family. In OKLCH it sits at lightness 0.808, chroma 0.103 and hue 19.6°. The nearest CSS named color is lightpink (#FFB6C1), ΔE2000 6.2 away.

Relative luminance
0.5032
OKLCH L · C · h
0.808 · 0.103 · 19.6
Best text
Black 11.06:1
Hue family
Red

#FCA5A5 color codes

HEX
#FCA5A5
RGB
rgb(252, 165, 165)
HSL
hsl(0, 94%, 82%)
OKLCH
oklch(0.808 0.103 19.6)
OKLab
oklab(0.808 0.098 0.035)
CIELAB (D65)
L* 76.27, a* 32.14, b* 13.35
XYZ (D65)
X 60.39, Y 50.33, Z 42.12
CMYK (naive)
cmyk(0%, 35%, 35%, 1%)

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 #FCA5A5 accessible?

Black text on it reaches 11.06:1, passing AAA. White text fails at 1.89:1.

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

    11.06:1

    • AA passes
    • AA large passes
    • AAA passes
    • APCA Lc +67
  • White text on it

    1.89:1

    • AA fails
    • AA large fails
    • AAA fails
    • APCA Lc −40
  • As text on black

    11.06:1

    • AA passes
    • AA large passes
    • AAA passes
    • APCA Lc −66
  • As text on white

    1.89:1

    • AA fails
    • AA large fails
    • AAA fails
    • APCA Lc +35

Nearest versions that pass 4.5:1

  • For text on white

    #AE5F60 4.55:1

    Darkening its OKLCH lightness from 0.81 to 0.58 reaches 4.55:1 on white, keeping the hue.

  • For text on black

    #FCA5A5 11.06:1

    It already reaches 11.06:1 on black, so no change is needed.

Checking another pair? Use the Contrast Checker.

Studio

Adjust #FCA5A5 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 #FCA5A5

Eleven OKLCH lightness steps at this hue, each with its contrast against white and black. #FCA5A5 sits at step 300.

  1. 50#FFF1F1
    White
    1.09
    Black
    19.10
  2. 100#FFE4E3
    White
    1.20
    Black
    17.45
  3. 200#FFC7C7
    White
    1.47
    Black
    14.24
  4. 300This color#FCA5A5
    White
    1.89
    Black
    11.06
  5. 400#DA8788
    White
    2.69
    Black
    7.80
  6. 500#BC6B6D
    White
    3.84
    Black
    5.46
  7. 600#A25456
    White
    5.33
    Black
    3.93
  8. 700#873E41
    White
    7.51
    Black
    2.79
  9. 800#69272B
    White
    10.90
    Black
    1.92
  10. 900#4B1116
    White
    15.09
    Black
    1.39
  11. 950#310107
    White
    18.45
    Black
    1.13

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

Tailwind CSS v3 red scale

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

  1. 50#FEF2F2
    White
    1.09
    Black
    19.19
  2. 100#FEE2E2
    White
    1.22
    Black
    17.19
  3. 200#FECACA
    White
    1.44
    Black
    14.51
  4. 300This color#FCA5A5
    White
    1.89
    Black
    11.06
  5. 400#F87171
    White
    2.76
    Black
    7.59
  6. 500#EF4444
    White
    3.76
    Black
    5.58
  7. 600#DC2626
    White
    4.82
    Black
    4.34
  8. 700#B91C1C
    White
    6.47
    Black
    3.24
  9. 800#991B1B
    White
    8.31
    Black
    2.52
  10. 900#7F1D1D
    White
    10.01
    Black
    2.09
  11. 950#450A0A
    White
    16.14
    Black
    1.30

Gamut

How vivid #FCA5A5 can get

At its lightness and hue, sRGB reaches OKLCH chroma 0.109; #FCA5A5 uses 95% of it. Display P3, which many recent phones and laptops show, reaches 0.141 there: 29% more.

0.00.20.40.60.80.20.40.60.8 460480500520540560580600620
  • sRGB
  • Display P3
  • Rec. 2020
  • Dominant wavelength
OKLCH chroma
0.103
sRGB edge
0.109
Display P3 edge
0.141
Rec. 2020 edge
0.207
Dominant wavelength
611 nm
Excitation purity
23%
Chromaticity
x 0.3951, y 0.3293
  • This color#FCA5A5
  • Most vivid in sRGB#FFA3A3
  • Most vivid in Display P3oklch(0.808 0.141 19.6)

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

Use the wider color where screens show it
.accent {
  color: #fca5a5;
}
@media (color-gamut: p3) {
  .accent { color: color(display-p3 1 0.622 0.6181); }
}

Mixing

Mixing #FCA5A5

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%#FED2D2
  • OKLab50%#FFD2D1
  • OKLCH50%#FFD3D2

Black #000000

  • sRGB50%#7E5353
  • OKLab50%#623D3D
  • OKLCH50%#623D3D

Its complement #62D4DA

  • sRGB50%#AFBDC0
  • OKLab50%#C0C0C0
  • OKLCH50%#BEB5FF
In CSS
/* A gradient and a mix, worked out in OKLCH */
background: linear-gradient(in oklch, #fca5a5, white);
color: color-mix(in oklch, #fca5a5 50%, white);

In use

#FCA5A5 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, 4.5:111.06:1 Passes
  • Link and body-size textText, 4.5:11.89:1 Fails
  • Large headingLarge text, 3:11.89:1 Fails
  • Icons, borders and focus ringsNon-text, 3:11.89:1 Fails

For text on this page, the nearest shade that passes is #AE5F60 4.55:1

Dark page

  • Button labelText, 4.5:111.06:1 Passes
  • Link and body-size textText, 4.5:19.87:1 Passes
  • Large headingLarge text, 3:19.87:1 Passes
  • Icons, borders and focus ringsNon-text, 3:19.87:1 Passes

Color vision

How #FCA5A5 looks with color blindness

Deuteranopia changes it most, ΔE2000 27.5; tritanopia changes it least, 3.9.

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

    #B6B2A5 ΔE2000 25.1

    Distinct

    Reads as light gray

  • Deuteranopia

    No working green (medium-wavelength) cones

    #CBC3A4 ΔE2000 27.5

    Distinct

    Reads as light grayish amber

  • Tritanopia

    No working blue (short-wavelength) cones

    #FF9BA6 ΔE2000 3.9

    Close match

    Reads as light soft pink

  • Achromatopsia

    No cone color vision; lightness only

    #BCBCBC ΔE2000 22.6

    Distinct

    Reads as light gray

Pairing check

Checked against its complement, #62D4DA. Their lightness contrast is only 1.07:1, so where hue collapses, add a label, icon or pattern.

VisionThe pairΔE2000Verdict
Normal vision#FCA5A5 · #62D4DA58.0Stays distinct
Protanopia#B6B2A5 · #C7CCDB15.3Stays distinct
Deuteranopia#CBC3A4 · #B3BDDB26.3Stays distinct
Tritanopia#FF9BA6 · #00DBD557.4Stays distinct
Achromatopsia#BCBCBC · #C3C3C31.8Easily confused

Harmony

Color harmonies for #FCA5A5

Its complement is #62D4DA, a light soft cyan, 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#FCA5A5
  • Complement#62D4DA

Complementary

Open in Harmony Studio
  • −30°#F3A5CA
  • Base#FCA5A5
  • +30°#F7AC83
  • Base#FCA5A5
  • +120°#9DD190
  • +240°#9BC2FF
  • Base#FCA5A5
  • +150°#76D6B5
  • +210°#74CDF6

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-red-300: #fca5a5;
}

Tailwind config

// tailwind.config.js — already built in as red-300;
// pin the v3 value explicitly like this:
module.exports = {
  theme: {
    extend: {
      colors: {
        red: { 300: '#fca5a5' },
      },
    },
  },
};

Tailwind v4 theme

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

@theme {
  /* v4 has its own red-300; this pins the v3 value. */
  --color-red-300: oklch(0.808 0.103 19.6);
}

Design token (W3C DTCG)

{
  "color": {
    "red-300": {
      "$type": "color",
      "$value": {
        "colorSpace": "srgb",
        "components": [0.9882, 0.6471, 0.6471],
        "hex": "#fca5a5"
      },
      "$description": "Tailwind CSS v3 red-300"
    }
  }
}

SwiftUI color

import SwiftUI

enum Palette {
    static let red300 = Color(.sRGB, red: 0.988, green: 0.647, blue: 0.647, opacity: 1)
}

Jetpack Compose color

import androidx.compose.ui.graphics.Color

object Palette {
    val Red300 = Color(0xFFFCA5A5)
}

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 #FCA5A5 in the tools

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