#311361#311361

#311361 is a dark, vivid violet. Relative luminance 0.020; OKLCH L 28.6% C 0.127 H 294.4°. Best body text is #FFFFFF at 15.04:1 contrast (WCAG AA passes).

Color values

HEX	#311361
RGB	rgb(49, 19, 97)
HSL	hsl(263, 67%, 23%)
HSV	hsv(263, 80%, 38%)
CMYK	cmyk(49.5%, 80.4%, 0%, 62%)
CIE-LAB	lab(15.39, 33.49, -40.41)
CIE-LCH	lch(15.39, 52.48, 309.65°)
OKLab	oklab(28.57% 0.0524 -0.1158)
OKLCH	oklch(28.57% 0.127 294.4)
XYZ	xyz(3.6566, 1.9817, 11.4968)
Luminance	0.0198 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#311361 #436113

analogous

#131C61 #311361 #581361

triadic

#311361 #613113 #136131

tetradic

#311361 #61131C #436113 #136158

square

#311361 #61131C #436113 #136158

split-complementary

#311361 #615813 #1C6113

monochromatic

#0D051A #17092E #311361 #4B1D94 #6527C7

Accessibility & contrast

On white

15.04

#311361 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#311361 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #311361

15.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##311361	#FFFFFF	#000000	##FFFFFF
##311361	1.00	15.04	1.40	15.04
#FFFFFF	15.04	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	15.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002763

Deuteranopia (green-blind)

#002560

Tritanopia (blue-blind)

#232839

Achromatopsia (no color)

#262626

Design tokens & code

CSS

--color: #311361;
/* rgb */ color: rgb(49, 19, 97);
/* oklch */ color: oklch(28.6% 0.127 294.4);

Tailwind

colors: {
  custom: {
    50: '#6f548f',
    500: '#311361',
    950: '#000000',
  },
}

SCSS

$custom: #311361;
$custom-light: #6f548f;
$custom-dark: #000000;

JSON

{
  "hex": "#311361",
  "rgb": {
    "r": 49,
    "g": 19,
    "b": 97
  },
  "hsl": {
    "h": 263.077,
    "s": 67.241,
    "l": 22.745
  },
  "oklch": {
    "l": 0.2857,
    "c": 0.12717,
    "h": 294.4
  },
  "luminance": 0.01982
}

Semantic roles & 50–950 ramp

primary

#311361

secondary

#739937

accent

#EA3EA8

background

#F7F5F8

surface

#EDE9F0

border

#C8C5CB

text

#08030C

muted

#7B787D

Preview Lab

Preview with #311361

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

Preview Lab → · Contrast checker → · Palette generator →