#310B16#310B16

#310B16 is a very dark, moderate pink. Relative luminance 0.009; OKLCH L 22.0% C 0.062 H 6.1°. Best body text is #FFFFFF at 17.65:1 contrast (WCAG AA passes).

Color values

HEX	#310B16
RGB	rgb(49, 11, 22)
HSL	hsl(343, 63%, 12%)
HSV	hsv(343, 78%, 19%)
CMYK	cmyk(0%, 77.6%, 55.1%, 80.8%)
CIE-LAB	lab(8.57, 20.37, 2.45)
CIE-LCH	lch(8.57, 20.52, 6.87°)
OKLab	oklab(21.99% 0.0621 0.0066)
OKLCH	oklch(21.99% 0.062 6.1)
XYZ	xyz(1.5312, 0.9504, 0.8617)
Luminance	0.0095 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310B16 #0B3126

analogous

#310B29 #310B16 #31130B

triadic

#310B16 #16310B #0B1631

tetradic

#310B16 #29310B #0B3126 #130B31

square

#310B16 #29310B #0B3126 #130B31

split-complementary

#310B16 #0B3113 #0B2931

monochromatic

#19060B #19060B #310B16 #63162C #952143

Accessibility & contrast

On white

17.65

#310B16 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.19

#310B16 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310B16

17.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310B16	#FFFFFF	#000000	##FFFFFF
##310B16	1.00	17.65	1.19	17.65
#FFFFFF	17.65	1.00	21.00	1.00
#000000	1.19	21.00	1.00	21.00
##FFFFFF	17.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#131416

Deuteranopia (green-blind)

#1D1B15

Tritanopia (blue-blind)

#36060F

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #310b16;
/* rgb */ color: rgb(49, 11, 22);
/* oklch */ color: oklch(22.0% 0.062 6.1);

Tailwind

colors: {
  custom: {
    50: '#6c4c52',
    500: '#310b16',
    950: '#000000',
  },
}

SCSS

$custom: #310b16;
$custom-light: #6c4c52;
$custom-dark: #000000;

JSON

{
  "hex": "#310b16",
  "rgb": {
    "r": 49,
    "g": 11,
    "b": 22
  },
  "hsl": {
    "h": 342.632,
    "s": 63.333,
    "l": 11.765
  },
  "oklch": {
    "l": 0.21986,
    "c": 0.06243,
    "h": 6.1
  },
  "luminance": 0.0095
}

Semantic roles & 50–950 ramp

primary

#310B16

secondary

#2A6E5A

accent

#E6B741

background

#F6F4F4

surface

#ECE7E7

border

#C7C3C3

text

#070102

muted

#7A7778

Preview Lab

Preview with #310B16

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

Preview Lab → · Contrast checker → · Palette generator →