#31072B#31072B

#31072B is a very dark, moderate purple. Relative luminance 0.010; OKLCH L 22.5% C 0.083 H 334.4°. Best body text is #FFFFFF at 17.56:1 contrast (WCAG AA passes).

Color values

HEX	#31072B
RGB	rgb(49, 7, 43)
HSL	hsl(309, 75%, 11%)
HSV	hsv(309, 86%, 19%)
CMYK	cmyk(0%, 85.7%, 12.2%, 80.8%)
CIE-LAB	lab(8.82, 25.77, -13.13)
CIE-LCH	lch(8.82, 28.92, 333.00°)
OKLab	oklab(22.49% 0.0749 -0.0359)
OKLCH	oklch(22.49% 0.083 334.4)
XYZ	xyz(1.7787, 0.9795, 2.3804)
Luminance	0.0098 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31072B #07310D

analogous

#220731 #31072B #310716

triadic

#31072B #2B3107 #072B31

tetradic

#31072B #312207 #07310D #071631

square

#31072B #312207 #07310D #071631

split-complementary

#31072B #163107 #073122

monochromatic

#1B0417 #1B0417 #31072B #670F5A #9C1689

Accessibility & contrast

On white

17.56

#31072B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#31072B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31072B

17.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31072B	#FFFFFF	#000000	##FFFFFF
##31072B	1.00	17.56	1.20	17.56
#FFFFFF	17.56	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#06152C

Deuteranopia (green-blind)

#151B2A

Tritanopia (blue-blind)

#340A18

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #31072b;
/* rgb */ color: rgb(49, 7, 43);
/* oklch */ color: oklch(22.5% 0.083 334.4);

Tailwind

colors: {
  custom: {
    50: '#6b4b64',
    500: '#31072b',
    950: '#000000',
  },
}

SCSS

$custom: #31072b;
$custom-light: #6b4b64;
$custom-dark: #000000;

JSON

{
  "hex": "#31072b",
  "rgb": {
    "r": 49,
    "g": 7,
    "b": 43
  },
  "hsl": {
    "h": 308.571,
    "s": 75,
    "l": 10.98
  },
  "oklch": {
    "l": 0.22493,
    "c": 0.08306,
    "h": 334.4
  },
  "luminance": 0.00979
}

Semantic roles & 50–950 ramp

primary

#31072B

secondary

#23712E

accent

#F25136

background

#F6F4F6

surface

#EBE7EB

border

#C6C3C6

text

#070105

muted

#7A777A

Preview Lab

Preview with #31072B

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

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