#310A2B#310A2B

#310A2B is a very dark, moderate purple. Relative luminance 0.010; OKLCH L 22.9% C 0.078 H 334.5°. Best body text is #FFFFFF at 17.37:1 contrast (WCAG AA passes).

Color values

HEX	#310A2B
RGB	rgb(49, 10, 43)
HSL	hsl(309, 66%, 12%)
HSV	hsv(309, 80%, 19%)
CMYK	cmyk(0%, 79.6%, 12.2%, 80.8%)
CIE-LAB	lab(9.36, 24.25, -12.29)
CIE-LCH	lch(9.36, 27.19, 333.13°)
OKLab	oklab(22.88% 0.0704 -0.0335)
OKLCH	oklch(22.88% 0.078 334.5)
XYZ	xyz(1.8112, 1.0446, 2.3913)
Luminance	0.0104 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310A2B #0A3110

analogous

#240A31 #310A2B #310A18

triadic

#310A2B #2B310A #0A2B31

tetradic

#310A2B #31240A #0A3110 #0A1831

square

#310A2B #31240A #0A3110 #0A1831

split-complementary

#310A2B #18310A #0A3124

monochromatic

#190516 #190516 #310A2B #641458 #971F84

Accessibility & contrast

On white

17.37

#310A2B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#310A2B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310A2B

17.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310A2B	#FFFFFF	#000000	##FFFFFF
##310A2B	1.00	17.37	1.21	17.37
#FFFFFF	17.37	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A172C

Deuteranopia (green-blind)

#171C2A

Tritanopia (blue-blind)

#340D19

Achromatopsia (no color)

#1A1A1A

Design tokens & code

CSS

--color: #310a2b;
/* rgb */ color: rgb(49, 10, 43);
/* oklch */ color: oklch(22.9% 0.078 334.5);

Tailwind

colors: {
  custom: {
    50: '#6b4d64',
    500: '#310a2b',
    950: '#000000',
  },
}

SCSS

$custom: #310a2b;
$custom-light: #6b4d64;
$custom-dark: #000000;

JSON

{
  "hex": "#310a2b",
  "rgb": {
    "r": 49,
    "g": 10,
    "b": 43
  },
  "hsl": {
    "h": 309.231,
    "s": 66.102,
    "l": 11.569
  },
  "oklch": {
    "l": 0.22882,
    "c": 0.07801,
    "h": 334.5
  },
  "luminance": 0.01044
}

Semantic roles & 50–950 ramp

primary

#310A2B

secondary

#296E33

accent

#E9593F

background

#F6F4F6

surface

#EBE7EB

border

#C6C3C6

text

#070105

muted

#7A777A

Preview Lab

Preview with #310A2B

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

Preview Lab → · Contrast checker → · Palette generator →