#310F4A#310F4A

#310F4A is a dark, moderate violet. Relative luminance 0.015; OKLCH L 25.9% C 0.104 H 306.7°. Best body text is #FFFFFF at 16.18:1 contrast (WCAG AA passes).

Color values

HEX	#310F4A
RGB	rgb(49, 15, 74)
HSL	hsl(275, 66%, 17%)
HSV	hsv(275, 80%, 29%)
CMYK	cmyk(33.8%, 79.7%, 0%, 71%)
CIE-LAB	lab(12.54, 29.04, -29.45)
CIE-LCH	lch(12.54, 41.37, 314.60°)
OKLab	oklab(25.9% 0.0624 -0.0836)
OKLCH	oklch(25.9% 0.104 306.7)
XYZ	xyz(2.6732, 1.4891, 6.6238)
Luminance	0.0149 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#310F4A #284A0F

analogous

#130F4A #310F4A #4A0F46

triadic

#310F4A #4A310F #0F4A31

tetradic

#310F4A #4A130F #284A0F #0F464A

square

#310F4A #4A130F #284A0F #0F464A

split-complementary

#310F4A #464A0F #0F4A13

monochromatic

#110519 #110519 #310F4A #53197D #7424B0

Accessibility & contrast

On white

16.18

#310F4A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#310F4A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #310F4A

16.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##310F4A	#FFFFFF	#000000	##FFFFFF
##310F4A	1.00	16.18	1.30	16.18
#FFFFFF	16.18	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001F4C

Deuteranopia (green-blind)

#002149

Tritanopia (blue-blind)

#2D1D2B

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #310f4a;
/* rgb */ color: rgb(49, 15, 74);
/* oklch */ color: oklch(25.9% 0.104 306.7);

Tailwind

colors: {
  custom: {
    50: '#6c517d',
    500: '#310f4a',
    950: '#000000',
  },
}

SCSS

$custom: #310f4a;
$custom-light: #6c517d;
$custom-dark: #000000;

JSON

{
  "hex": "#310f4a",
  "rgb": {
    "r": 49,
    "g": 15,
    "b": 74
  },
  "hsl": {
    "h": 274.576,
    "s": 66.292,
    "l": 17.451
  },
  "oklch": {
    "l": 0.25895,
    "c": 0.10437,
    "h": 306.7
  },
  "luminance": 0.01489
}

Semantic roles & 50–950 ramp

primary

#310F4A

secondary

#548430

accent

#E93F87

background

#F6F4F7

surface

#ECE7EE

border

#C7C3C9

text

#07020A

muted

#7A787C

Preview Lab

Preview with #310F4A

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

Preview Lab → · Contrast checker → · Palette generator →