#31189F#31189F

#31189F is a dark, vivid violet. Relative luminance 0.038; OKLCH L 35.9% C 0.196 H 278.4°. Best body text is #FFFFFF at 11.92:1 contrast (WCAG AA passes).

Color values

HEX	#31189F
RGB	rgb(49, 24, 159)
HSL	hsl(251, 74%, 36%)
HSV	hsv(251, 85%, 62%)
CMYK	cmyk(69.2%, 84.9%, 0%, 37.6%)
CIE-LAB	lab(23.03, 49.51, -67.21)
CIE-LCH	lch(23.03, 83.47, 306.38°)
OKLab	oklab(35.89% 0.0285 -0.1941)
OKLCH	oklch(35.89% 0.196 278.4)
XYZ	xyz(7.8492, 3.8088, 33.1157)
Luminance	0.0381 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31189F #869F18

analogous

#18429F #31189F #74189F

triadic

#31189F #9F3118 #189F31

tetradic

#31189F #9F1842 #869F18 #189F74

square

#31189F #9F1842 #869F18 #189F74

split-complementary

#31189F #9F7418 #429F18

monochromatic

#100835 #21106A #31189F #4120D4 #694DE4

Accessibility & contrast

On white

11.92

#31189F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#31189F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31189F

11.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31189F	#FFFFFF	#000000	##FFFFFF
##31189F	1.00	11.92	1.76	11.92
#FFFFFF	11.92	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003CA3

Deuteranopia (green-blind)

#00319D

Tritanopia (blue-blind)

#00445E

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #31189f;
/* rgb */ color: rgb(49, 24, 159);
/* oklch */ color: oklch(35.9% 0.196 278.4);

Tailwind

colors: {
  custom: {
    50: '#7b5bbd',
    500: '#31189f',
    950: '#000000',
  },
}

SCSS

$custom: #31189f;
$custom-light: #7b5bbd;
$custom-dark: #000000;

JSON

{
  "hex": "#31189f",
  "rgb": {
    "r": 49,
    "g": 24,
    "b": 159
  },
  "hsl": {
    "h": 251.111,
    "s": 73.77,
    "l": 35.882
  },
  "oklch": {
    "l": 0.35892,
    "c": 0.19618,
    "h": 278.4
  },
  "luminance": 0.03809
}

Semantic roles & 50–950 ramp

primary

#31189F

secondary

#B0C64D

accent

#F037CE

background

#F8F5FB

surface

#EFE9F7

border

#CAC5D0

text

#0B0412

muted

#7C7981

Preview Lab

Preview with #31189F

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

Preview Lab → · Contrast checker → · Palette generator →