#310C44#310C44

#310C44 is a dark, moderate violet. Relative luminance 0.013; OKLCH L 25.0% C 0.102 H 311.3°. Best body text is #FFFFFF at 16.58:1 contrast (WCAG AA passes).

Color values

HEX	#310C44
RGB	rgb(49, 12, 68)
HSL	hsl(280, 70%, 16%)
HSV	hsv(280, 82%, 27%)
CMYK	cmyk(27.9%, 82.4%, 0%, 73.3%)
CIE-LAB	lab(11.51, 28.96, -26.94)
CIE-LCH	lch(11.51, 39.55, 317.08°)
OKLab	oklab(25% 0.067 -0.0762)
OKLCH	oklch(25% 0.102 311.3)
XYZ	xyz(2.4413, 1.3333, 5.5965)
Luminance	0.0133 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310C44 #1F440C

analogous

#150C44 #310C44 #440C3B

triadic

#310C44 #44310C #0C4431

tetradic

#310C44 #44150C #1F440C #0C3B44

square

#310C44 #44150C #1F440C #0C3B44

split-complementary

#310C44 #3B440C #0C4415

monochromatic

#13051A #13051A #310C44 #561578 #7C1EAC

Accessibility & contrast

On white

16.58

#310C44 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#310C44 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310C44

16.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310C44	#FFFFFF	#000000	##FFFFFF
##310C44	1.00	16.58	1.27	16.58
#FFFFFF	16.58	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001D46

Deuteranopia (green-blind)

#041F43

Tritanopia (blue-blind)

#2F1927

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #310c44;
/* rgb */ color: rgb(49, 12, 68);
/* oklch */ color: oklch(25.0% 0.102 311.3);

Tailwind

colors: {
  custom: {
    50: '#6c4f78',
    500: '#310c44',
    950: '#000000',
  },
}

SCSS

$custom: #310c44;
$custom-light: #6c4f78;
$custom-dark: #000000;

JSON

{
  "hex": "#310c44",
  "rgb": {
    "r": 49,
    "g": 12,
    "b": 68
  },
  "hsl": {
    "h": 279.643,
    "s": 70,
    "l": 15.686
  },
  "oklch": {
    "l": 0.25003,
    "c": 0.10151,
    "h": 311.3
  },
  "luminance": 0.01333
}

Semantic roles & 50–950 ramp

primary

#310C44

secondary

#48802C

accent

#ED3B77

background

#F6F4F7

surface

#EBE7ED

border

#C6C3C8

text

#070209

muted

#7A787B

Preview Lab

Preview with #310C44

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

Preview Lab → · Contrast checker → · Palette generator →