Tailwind CSS v3 color

Tailwind purple-700 #7E22CE

Tailwind CSS v3's purple-700 is #7E22CE. It is a vivid violet in the violet family. In OKLCH it sits at lightness 0.496, chroma 0.237 and hue 301.9°. The nearest CSS named color is darkviolet (#9400D3), ΔE2000 3.5 away.

Relative luminance
0.1004
OKLCH L · C · h
0.496 · 0.237 · 301.9
Best text
White 6.98:1
Hue family
Violet
Inspect this color Check contrast

#7E22CE color codes

HEX
#7E22CE
RGB
rgb(126, 34, 206)
HSL
hsl(272, 72%, 47%)
OKLCH
oklch(0.496 0.237 301.9)
OKLab
oklab(0.496 0.125 -0.201)
CIELAB (D65)
L* 37.91, a* 66.59, b* -70.34
XYZ (D65)
X 20.31, Y 10.04, Z 59.25
CMYK (naive)
cmyk(39%, 83%, 0%, 19%)

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 #7E22CE accessible?

White text on it reaches 6.98:1, passing AA. Black text manages only 3.00:1, enough for large text only.

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

    3.00:1

    • AA fails
    • AA large passes
    • AAA fails
    • APCA Lc +21

  • White text on it

    6.98:1

    • AA passes
    • AA large passes
    • AAA fails
    • APCA Lc −87

  • As text on black

    3.00:1

    • AA fails
    • AA large passes
    • AAA fails
    • APCA Lc −19

  • As text on white

    6.98:1

    • AA passes
    • AA large passes
    • AAA fails
    • APCA Lc +82

Nearest versions that pass 4.5:1

  • For text on white

    #7E22CE 6.98:1

    It already reaches 6.98:1 on white, so no change is needed.

  • For text on black

    #9A48EF 4.54:1

    Lightening its OKLCH lightness from 0.50 to 0.59 reaches 4.54:1 on black, keeping the hue.

    Compare both in the Contrast System

Checking another pair? Use the Contrast Checker.

Studio

Adjust #7E22CE 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 #7E22CE

Eleven OKLCH lightness steps at this hue, each with its contrast against white and black. #7E22CE sits at step 700.

  1. 50#F7F3FF
    White
    1.09
    Black
    19.21
  2. 100#EFE6FF
    White
    1.20
    Black
    17.43
  3. 200#E0CDFF
    White
    1.46
    Black
    14.34
  4. 300#CCABFF
    White
    1.93
    Black
    10.83
  5. 400#B781FF
    White
    2.76
    Black
    7.59
  6. 500#A353F9
    White
    4.06
    Black
    5.16
  7. 600#8B36DD
    White
    5.72
    Black
    3.66
  8. 700This color#7E22CE
    White
    6.98
    Black
    3.00
  9. 800#560092
    White
    11.59
    Black
    1.81
  10. 900#380063
    White
    15.57
    Black
    1.34
  11. 950#20003D
    White
    18.60
    Black
    1.12

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

Tailwind CSS v3 purple scale

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

  1. 50#FAF5FF
    White
    1.07
    Black
    19.56
  2. 100#F3E8FF
    White
    1.17
    Black
    17.79
  3. 200#E9D5FF
    White
    1.36
    Black
    15.42
  4. 300#D8B4FE
    White
    1.76
    Black
    11.87
  5. 400#C084FC
    White
    2.64
    Black
    7.94
  6. 500#A855F7
    White
    3.95
    Black
    5.30
  7. 600#9333EA
    White
    5.38
    Black
    3.90
  8. 700This color#7E22CE
    White
    6.98
    Black
    3.00
  9. 800#6B21A8
    White
    8.72
    Black
    2.40
  10. 900#581C87
    White
    10.87
    Black
    1.93
  11. 950#3B0764
    White
    14.99
    Black
    1.40

Gamut

How vivid #7E22CE can get

At its lightness and hue, sRGB reaches OKLCH chroma 0.262; #7E22CE uses 90% of it. Display P3, which many recent phones and laptops show, reaches 0.273 there: 4% more.

0.00.20.40.60.80.20.40.60.8 460480500520540560580600620
  • sRGB
  • Display P3
  • Rec. 2020
  • Dominant wavelength
OKLCH chroma
0.237
sRGB edge
0.262
Display P3 edge
0.273
Rec. 2020 edge
0.303
Dominant wavelength
Complementary 566 nm
Excitation purity
67%
Chromaticity
x 0.2267, y 0.1120
  • This color#7E22CE
  • Most vivid in sRGB#8100D9
  • Most vivid in Display P3oklch(0.496 0.273 301.9)

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

Use the wider color where screens show it
.accent {
  color: #7e22ce;
}
@media (color-gamut: p3) {
  .accent { color: color(display-p3 0.4679 0 0.8375); }
}

Mixing

Mixing #7E22CE

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%#BF91E7
  • OKLab50%#BB9BEC
  • OKLCH50%#BB9BEC

Black #000000

  • sRGB50%#3F1167
  • OKLab50%#2D074E
  • OKLCH50%#2D074E

Its complement #576C00

  • sRGB50%#6B4767
  • OKLab50%#685A7E
  • OKLCH50%#006F7F
In CSS
/* A gradient and a mix, worked out in OKLCH */
background: linear-gradient(in oklch, #7e22ce, white);
color: color-mix(in oklch, #7e22ce 50%, white);

In use

#7E22CE 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, 4.5:16.98:1 Passes
  • Link and body-size textText, 4.5:16.98:1 Passes
  • Large headingLarge text, 3:16.98:1 Passes
  • Icons, borders and focus ringsNon-text, 3:16.98:1 Passes

Dark page

  • Button labelText, 4.5:16.98:1 Passes
  • Link and body-size textText, 4.5:12.68:1 Fails
  • Large headingLarge text, 3:12.68:1 Fails
  • Icons, borders and focus ringsNon-text, 3:12.68:1 Fails

For text on this page, the nearest shade that passes is #A251F8 4.52:1

Color vision

How #7E22CE looks with color blindness

Achromatopsia changes it most, ΔE2000 30.5; protanopia changes it least, 18.9.

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

    #0058D2 ΔE2000 18.9

    Distinct

    Reads as vivid blue

  • Deuteranopia

    No working green (medium-wavelength) cones

    #0058CB ΔE2000 19.6

    Distinct

    Reads as vivid blue

  • Tritanopia

    No working blue (short-wavelength) cones

    #6C547B ΔE2000 19.1

    Distinct

    Reads as muted violet

  • Achromatopsia

    No cone color vision; lightness only

    #595959 ΔE2000 30.5

    Distinct

    Reads as dark gray

Pairing check

Checked against its complement, #576C00. Their lightness contrast is only 1.18:1, so where hue collapses, add a label, icon or pattern.

VisionThe pairΔE2000Verdict
Normal vision#7E22CE · #576C0076.5Stays distinct
Protanopia#0058D2 · #73650060.2Stays distinct
Deuteranopia#0058CB · #71641057.8Stays distinct
Tritanopia#6C547B · #5C665B25.6Stays distinct
Achromatopsia#595959 · #6464644.0Easily confused

Harmony

Color harmonies for #7E22CE

Its complement is #576C00, a soft yellow.

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

Open the Harmony Studio
  • Base#7E22CE
  • Complement#576C00

Complementary

Open in Harmony Studio
  • −30°#3C43E5
  • Base#7E22CE
  • +30°#A30098

Analogous

Open in Harmony Studio
  • Base#7E22CE
  • +120°#8F5000
  • +240°#007266

Triadic

Open in Harmony Studio
  • Base#7E22CE
  • +150°#775F00
  • +210°#00763A

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-purple-700: #7e22ce;
}

Tailwind config

// tailwind.config.js — already built in as purple-700;
// pin the v3 value explicitly like this:
module.exports = {
  theme: {
    extend: {
      colors: {
        purple: { 700: '#7e22ce' },
      },
    },
  },
};

Tailwind v4 theme

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

@theme {
  /* v4 has its own purple-700; this pins the v3 value. */
  --color-purple-700: oklch(0.496 0.237 301.9);
}

Design token (W3C DTCG)

{
  "color": {
    "purple-700": {
      "$type": "color",
      "$value": {
        "colorSpace": "srgb",
        "components": [0.4941, 0.1333, 0.8078],
        "hex": "#7e22ce"
      },
      "$description": "Tailwind CSS v3 purple-700"
    }
  }
}

SwiftUI color

import SwiftUI

enum Palette {
    static let purple700 = Color(.sRGB, red: 0.494, green: 0.133, blue: 0.808, opacity: 1)
}

Jetpack Compose color

import androidx.compose.ui.graphics.Color

object Palette {
    val Purple700 = Color(0xFF7E22CE)
}

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.

Neighbors

The eight nearest colors on this site by ΔE2000, closest first. Under 2 is hard to tell apart side by side.

Tools

Open #7E22CE in the tools

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