#310B23#310B23

#310B23 is a very dark, moderate pink. Relative luminance 0.010; OKLCH L 22.6% C 0.069 H 345.2°. Best body text is #FFFFFF at 17.46:1 contrast (WCAG AA passes).

Color values

HEX	#310B23
RGB	rgb(49, 11, 35)
HSL	hsl(322, 63%, 12%)
HSV	hsv(322, 78%, 19%)
CMYK	cmyk(0%, 77.6%, 28.6%, 80.8%)
CIE-LAB	lab(9.11, 22.28, -6.67)
CIE-LCH	lch(9.11, 23.26, 343.34°)
OKLab	oklab(22.56% 0.0672 -0.0177)
OKLCH	oklch(22.56% 0.069 345.2)
XYZ	xyz(1.6897, 1.0138, 1.6965)
Luminance	0.0101 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310B23 #0B3119

analogous

#2C0B31 #310B23 #310B10

triadic

#310B23 #23310B #0B2331

tetradic

#310B23 #312C0B #0B3119 #0B1031

square

#310B23 #312C0B #0B3119 #0B1031

split-complementary

#310B23 #10310B #0B312C

monochromatic

#190612 #190612 #310B23 #631647 #95216A

Accessibility & contrast

On white

17.46

#310B23 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#310B23 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310B23

17.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310B23	#FFFFFF	#000000	##FFFFFF
##310B23	1.00	17.46	1.20	17.46
#FFFFFF	17.46	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F1624

Deuteranopia (green-blind)

#1A1C22

Tritanopia (blue-blind)

#350A15

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #310b23;
/* rgb */ color: rgb(49, 11, 35);
/* oklch */ color: oklch(22.6% 0.069 345.2);

Tailwind

colors: {
  custom: {
    50: '#6b4d5d',
    500: '#310b23',
    950: '#000000',
  },
}

SCSS

$custom: #310b23;
$custom-light: #6b4d5d;
$custom-dark: #000000;

JSON

{
  "hex": "#310b23",
  "rgb": {
    "r": 49,
    "g": 11,
    "b": 35
  },
  "hsl": {
    "h": 322.105,
    "s": 63.333,
    "l": 11.765
  },
  "oklch": {
    "l": 0.22557,
    "c": 0.06944,
    "h": 345.2
  },
  "luminance": 0.01014
}

Semantic roles & 50–950 ramp

primary

#310B23

secondary

#2A6E43

accent

#E67E41

background

#F6F4F5

surface

#EBE7E9

border

#C6C3C5

text

#070104

muted

#7A7779

Preview Lab

Preview with #310B23

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

Preview Lab → · Contrast checker → · Palette generator →