RAL Classic color

RAL 4007 Purple violet #4A192C

RAL 4007 Purple violet is shown here as #4A192C, a widely published sRGB approximation of the printed swatch. It is a very dark muted wine in the pink family. In OKLCH it sits at lightness 0.296, chroma 0.078 and hue 358.8°. The nearest CSS named color is purple (#800080), ΔE2000 19.9 away.

Relative luminance: 0.0233
OKLCH L · C · h: 0.296 · 0.078 · 358.8
Best text: White 14.31:1
Hue family: Pink

Inspect this color Check contrast

#4A192C color codes

HEX: #4A192C
RGB: rgb(74, 25, 44)
HSL: hsl(337, 49%, 19%)
OKLCH: oklch(0.296 0.078 358.8)
OKLab: oklab(0.296 0.078 -0.002)
CIELAB (D65): L* 17.15, a* 25.45, b* -0.75
XYZ (D65): X 3.63, Y 2.33, Z 2.64
CMYK (naive): cmyk(0%, 66%, 41%, 71%)

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.

RAL and RAL Classic are trademarks of RAL gGmbH, which this site is not affiliated with. The sRGB value is an approximation of the printed swatch; check a physical RAL color card before you specify a paint.

Legibility

Contrast: is #4A192C accessible?

White text on it reaches 14.31:1, passing AAA. Black text fails at 1.46:1.

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

1.46:1
- AA fails
- AA large fails
- AAA fails
- APCA Lc 0
Text is here, unreadable at 1.46:1
White text on it

14.31:1
- AA passes
- AA large passes
- AAA passes
- APCA Lc −103
As text on black

1.46:1
- AA fails
- AA large fails
- AAA fails
- APCA Lc 0
Text is here, unreadable at 1.46:1
As text on white

14.31:1
- AA passes
- AA large passes
- AAA passes
- APCA Lc +100

Nearest versions that pass 4.5:1

For text on white

#4A192C 14.31:1

It already reaches 14.31:1 on white, so no change is needed.
For text on black

#9D6477 4.52:1

Lightening its OKLCH lightness from 0.30 to 0.57 reaches 4.52:1 on black, keeping the hue.

Compare both in the Contrast System

Checking another pair? Use the Contrast Checker.

Studio

Adjust #4A192C 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 #4A192C

Eleven OKLCH lightness steps at this hue, each with its contrast against white and black. #4A192C sits at step 900.

50#FFF1F5

White
1.09
Black
19.15
100#FFE3EB

White
1.20
Black
17.43
200#FEC5D6

White
1.48
Black
14.17
300#E6ABBD

White
1.92
Black
10.92
400#CA8EA0

White
2.66
Black
7.88
500#AD7285

White
3.80
Black
5.52
600#935B6E

White
5.30
Black
3.96
700#7A4557

White
7.45
Black
2.81
800#5D2E3F

White
10.89
Black
1.92
900This color#4A192C

White
14.31
Black
1.46
950#2A0815

White
18.35
Black
1.14

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

Gamut

How vivid #4A192C can get

At its lightness and hue, sRGB reaches OKLCH chroma 0.121; #4A192C uses 64% of it. Display P3, which many recent phones and laptops show, reaches 0.136 there: 13% more.

sRGB
Display P3
Rec. 2020
Dominant wavelength

OKLCH chroma: 0.078
sRGB edge: 0.121
Display P3 edge: 0.136
Rec. 2020 edge: 0.159
Dominant wavelength: Complementary 498 nm
Excitation purity: 41%
Chromaticity: x 0.4216, y 0.2713

This color#4A192C
Most vivid in sRGB#57002C
Most vivid in Display P3oklch(0.296 0.136 358.8)

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

Use the wider color where screens show it

.accent {
  color: #4a192c;
}
@media (color-gamut: p3) {
  .accent { color: color(display-p3 0.3239 0 0.1678); }
}

Mixing

Mixing #4A192C

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%#A58C96
OKLab50%#A3858E
OKLCH50%#A3858E

Black #000000

sRGB50%#250D16
OKLab50%#17040A
OKLCH50%#17040A

Its complement #00352D

sRGB50%#25272D
OKLab50%#322A2D
OKLCH50%#1F2A4D

In CSS

/* A gradient and a mix, worked out in OKLCH */
background: linear-gradient(in oklch, #4a192c, white);
color: color-mix(in oklch, #4a192c 50%, white);

In use

#4A192C 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, 4.5:114.31:1 Passes
Link and body-size textText, 4.5:114.31:1 Passes
Large headingLarge text, 3:114.31:1 Passes
Icons, borders and focus ringsNon-text, 3:114.31:1 Passes

Dark page

Button labelText, 4.5:114.31:1 Passes
Link and body-size textText, 4.5:11.30:1 Fails
Large headingLarge text, 3:11.30:1 Fails
Icons, borders and focus ringsNon-text, 3:11.30:1 Fails

For text on this page, the nearest shade that passes is #A76D7F 4.58:1

Color vision

How #4A192C looks with color blindness

Deuteranopia changes it most, ΔE2000 22.5; tritanopia changes it least, 5.7.

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

#21242D ΔE2000 20.3

Distinct

Reads as near-black
Deuteranopia

No working green (medium-wavelength) cones

#2E2E2B ΔE2000 22.5

Distinct

Reads as dark gray
Tritanopia

No working blue (short-wavelength) cones

#501520 ΔE2000 5.7

Noticeable

Reads as very dark muted wine
Achromatopsia

No cone color vision; lightness only

#2A2A2A ΔE2000 20.2

Distinct

Reads as near-black

Pairing check

Checked against its complement, #00352D. Their lightness contrast is only 1.05:1, so where hue collapses, add a label, icon or pattern.

Vision	The pair	ΔE2000	Verdict
Normal vision	#4A192C · #00352D	38.6	Stays distinct
Protanopia	#21242D · #32312D	9.5	Harder to tell apart
Deuteranopia	#2E2E2B · #2B2C2E	3.5	Easily confused
Tritanopia	#501520 · #003633	41.5	Stays distinct
Achromatopsia	#2A2A2A · #2E2E2E	1.3	Easily confused

Harmony

Color harmonies for #4A192C

Its complement is #00352D, a very 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#4A192C
Complement#00352D

Complementary

Open in Harmony Studio

−30°#411C40
Base#4A192C
+30°#4D1A15

Analogous

Open in Harmony Studio

Base#4A192C
+120°#293100
+240°#00304A

Triadic

Open in Harmony Studio

Base#4A192C
+150°#063715
+210°#00343A

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-ral-4007: #4a192c;
}

Tailwind config

// tailwind.config.js
module.exports = {
  theme: {
    extend: {
      colors: {
        'ral-4007': '#4a192c',
      },
    },
  },
};

Tailwind v4 theme

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

@theme {
  --color-ral-4007: oklch(0.296 0.078 358.8);
}

Design token (W3C DTCG)

{
  "color": {
    "ral-4007": {
      "$type": "color",
      "$value": {
        "colorSpace": "srgb",
        "components": [0.2902, 0.098, 0.1725],
        "hex": "#4a192c"
      },
      "$description": "RAL 4007 Purple violet (approximate sRGB)"
    }
  }
}

SwiftUI color

import SwiftUI

enum Palette {
    static let ral4007 = Color(.sRGB, red: 0.290, green: 0.098, blue: 0.173, opacity: 1)
}

Jetpack Compose color

import androidx.compose.ui.graphics.Color

object Palette {
    val Ral4007 = Color(0xFF4A192C)
}

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 #4A192C in the tools

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

RAL 4007 Purple violet #4A192C

#4A192C color codes

Contrast: is #4A192C 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 #4A192C live

Shades and tints of #4A192C

How vivid #4A192C can get

Mixing #4A192C

#4A192C in an interface

How #4A192C looks with color blindness

Protanopia

Deuteranopia

Tritanopia

Achromatopsia

Pairing check

Color harmonies for #4A192C

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 #4A192C in the tools