#310638#310638

#310638 is a very dark, moderate purple. Relative luminance 0.011; OKLCH L 23.3% C 0.097 H 321.6°. Best body text is #FFFFFF at 17.30:1 contrast (WCAG AA passes).

Color values

HEX	#310638
RGB	rgb(49, 6, 56)
HSL	hsl(292, 81%, 12%)
HSV	hsv(292, 89%, 22%)
CMYK	cmyk(12.5%, 89.3%, 0%, 78%)
CIE-LAB	lab(9.55, 28.94, -21.53)
CIE-LCH	lch(9.55, 36.07, 323.35°)
OKLab	oklab(23.31% 0.0761 -0.0603)
OKLCH	oklch(23.31% 0.097 321.6)
XYZ	xyz(2.0455, 1.0689, 3.8392)
Luminance	0.0107 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310638 #0D3806

analogous

#180638 #310638 #380626

triadic

#310638 #383106 #063831

tetradic

#310638 #381806 #0D3806 #062638

square

#310638 #381806 #0D3806 #062638

split-complementary

#310638 #263806 #063818

monochromatic

#18031C #18031C #310638 #610C6F #9212A7

Accessibility & contrast

On white

17.30

#310638 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.21

#310638 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310638

17.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310638	#FFFFFF	#000000	##FFFFFF
##310638	1.00	17.30	1.21	17.30
#FFFFFF	17.30	1.00	21.00	1.00
#000000	1.21	21.00	1.00	21.00
##FFFFFF	17.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001839

Deuteranopia (green-blind)

#0C1C37

Tritanopia (blue-blind)

#32101F

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #310638;
/* rgb */ color: rgb(49, 6, 56);
/* oklch */ color: oklch(23.3% 0.097 321.6);

Tailwind

colors: {
  custom: {
    50: '#6b4b6f',
    500: '#310638',
    950: '#000000',
  },
}

SCSS

$custom: #310638;
$custom-light: #6b4b6f;
$custom-dark: #000000;

JSON

{
  "hex": "#310638",
  "rgb": {
    "r": 49,
    "g": 6,
    "b": 56
  },
  "hsl": {
    "h": 291.6,
    "s": 80.645,
    "l": 12.157
  },
  "oklch": {
    "l": 0.2331,
    "c": 0.0971,
    "h": 321.6
  },
  "luminance": 0.01069
}

Semantic roles & 50–950 ramp

primary

#310638

secondary

#2E7821

accent

#F7314D

background

#F6F4F6

surface

#EBE7EC

border

#C6C3C7

text

#070107

muted

#7A777A

Preview Lab

Preview with #310638

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

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