#4D183B#4D183B

#4D183B is a dark, moderate pink. Relative luminance 0.025; OKLCH L 30.6% C 0.092 H 343.4°. Best body text is #FFFFFF at 13.91:1 contrast (WCAG AA passes).

Color values

HEX	#4D183B
RGB	rgb(77, 24, 59)
HSL	hsl(320, 52%, 20%)
HSV	hsv(320, 69%, 30%)
CMYK	cmyk(0%, 68.8%, 23.4%, 69.8%)
CIE-LAB	lab(18.13, 29.33, -9.83)
CIE-LCH	lch(18.13, 30.93, 341.47°)
OKLab	oklab(30.63% 0.0879 -0.0262)
OKLCH	oklch(30.63% 0.092 343.4)
XYZ	xyz(4.1767, 2.5472, 4.4085)
Luminance	0.0255 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#4D183B #184D2A

analogous

#44184D #4D183B #4D1821

triadic

#4D183B #3B4D18 #183B4D

tetradic

#4D183B #4D4418 #184D2A #18214D

square

#4D183B #4D4418 #184D2A #18214D

split-complementary

#4D183B #214D18 #184D44

monochromatic

#170712 #1E0917 #4D183B #7C275F #AA3583

Accessibility & contrast

On white

13.91

#4D183B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.51

#4D183B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #4D183B

13.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##4D183B	#FFFFFF	#000000	##FFFFFF
##4D183B	1.00	13.91	1.51	13.91
#FFFFFF	13.91	1.00	21.00	1.00
#000000	1.51	21.00	1.00	21.00
##FFFFFF	13.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D273C

Deuteranopia (green-blind)

#2C303A

Tritanopia (blue-blind)

#521827

Achromatopsia (no color)

#2C2C2C

Design tokens & code

CSS

--color: #4d183b;
/* rgb */ color: rgb(77, 24, 59);
/* oklch */ color: oklch(30.6% 0.092 343.4);

Tailwind

colors: {
  custom: {
    50: '#815971',
    500: '#4d183b',
    950: '#000000',
  },
}

SCSS

$custom: #4d183b;
$custom-light: #815971;
$custom-dark: #000000;

JSON

{
  "hex": "#4d183b",
  "rgb": {
    "r": 77,
    "g": 24,
    "b": 59
  },
  "hsl": {
    "h": 320.377,
    "s": 52.475,
    "l": 19.804
  },
  "oklch": {
    "l": 0.30626,
    "c": 0.0917,
    "h": 343.4
  },
  "luminance": 0.02547
}

Semantic roles & 50–950 ramp

primary

#4D183B

secondary

#3D8455

accent

#DC7D4C

background

#F8F5F6

surface

#EFE9EC

border

#CAC5C7

text

#0A0407

muted

#7C797A

Preview Lab

Preview with #4D183B

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →