#31022B#31022B

#31022B is a very dark, moderate purple. Relative luminance 0.009; OKLCH L 21.8% C 0.092 H 334.2°. Best body text is #FFFFFF at 17.88:1 contrast (WCAG AA passes).

Color values

HEX	#31022B
RGB	rgb(49, 2, 43)
HSL	hsl(308, 92%, 10%)
HSV	hsv(308, 96%, 19%)
CMYK	cmyk(0%, 95.9%, 12.2%, 80.8%)
CIE-LAB	lab(7.87, 28.50, -14.63)
CIE-LCH	lch(7.87, 32.04, 332.83°)
OKLab	oklab(21.81% 0.083 -0.0402)
OKLCH	oklch(21.81% 0.092 334.2)
XYZ	xyz(1.7244, 0.8710, 2.3623)
Luminance	0.0087 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31022B #023108

analogous

#200231 #31022B #310213

triadic

#31022B #2B3102 #022B31

tetradic

#31022B #312002 #023108 #021331

square

#31022B #312002 #023108 #021331

split-complementary

#31022B #133102 #023120

monochromatic

#1D011A #1D011A #31022B #6C045F #A70792

Accessibility & contrast

On white

17.88

#31022B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#31022B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31022B

17.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31022B	#FFFFFF	#000000	##FFFFFF
##31022B	1.00	17.88	1.17	17.88
#FFFFFF	17.88	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	17.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#01132C

Deuteranopia (green-blind)

#131A2A

Tritanopia (blue-blind)

#340616

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #31022b;
/* rgb */ color: rgb(49, 2, 43);
/* oklch */ color: oklch(21.8% 0.092 334.2);

Tailwind

colors: {
  custom: {
    50: '#6c4864',
    500: '#31022b',
    950: '#000000',
  },
}

SCSS

$custom: #31022b;
$custom-light: #6c4864;
$custom-dark: #000000;

JSON

{
  "hex": "#31022b",
  "rgb": {
    "r": 49,
    "g": 2,
    "b": 43
  },
  "hsl": {
    "h": 307.66,
    "s": 92.157,
    "l": 10
  },
  "oklch": {
    "l": 0.2181,
    "c": 0.0922,
    "h": 334.2
  },
  "luminance": 0.00871
}

Semantic roles & 50–950 ramp

primary

#31022B

secondary

#197525

accent

#FF4429

background

#F6F4F6

surface

#EBE7EB

border

#C6C3C6

text

#070105

muted

#7A777A

Preview Lab

Preview with #31022B

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

Preview Lab → · Contrast checker → · Palette generator →