#31189B#31189B

#31189B is a dark, vivid violet. Relative luminance 0.037; OKLCH L 35.4% C 0.192 H 279.0°. Best body text is #FFFFFF at 12.11:1 contrast (WCAG AA passes).

Color values

HEX	#31189B
RGB	rgb(49, 24, 155)
HSL	hsl(251, 73%, 35%)
HSV	hsv(251, 85%, 61%)
CMYK	cmyk(68.4%, 84.5%, 0%, 39.2%)
CIE-LAB	lab(22.56, 48.34, -65.54)
CIE-LCH	lch(22.56, 81.44, 306.41°)
OKLab	oklab(35.43% 0.0299 -0.1893)
OKLCH	oklch(35.43% 0.192 279)
XYZ	xyz(7.5078, 3.6722, 31.3171)
Luminance	0.0367 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#31189B #829B18

analogous

#18419B #31189B #72189B

triadic

#31189B #9B3118 #189B31

tetradic

#31189B #9B1841 #829B18 #189B72

square

#31189B #9B1841 #829B18 #189B72

split-complementary

#31189B #9B7218 #419B18

monochromatic

#0F0831 #201066 #31189B #4220D0 #684AE3

Accessibility & contrast

On white

12.11

#31189B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#31189B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #31189B

12.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##31189B	#FFFFFF	#000000	##FFFFFF
##31189B	1.00	12.11	1.73	12.11
#FFFFFF	12.11	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B9E

Deuteranopia (green-blind)

#003199

Tritanopia (blue-blind)

#00425C

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #31189b;
/* rgb */ color: rgb(49, 24, 155);
/* oklch */ color: oklch(35.4% 0.192 279.0);

Tailwind

colors: {
  custom: {
    50: '#7a5bba',
    500: '#31189b',
    950: '#000000',
  },
}

SCSS

$custom: #31189b;
$custom-light: #7a5bba;
$custom-dark: #000000;

JSON

{
  "hex": "#31189b",
  "rgb": {
    "r": 49,
    "g": 24,
    "b": 155
  },
  "hsl": {
    "h": 251.45,
    "s": 73.184,
    "l": 35.098
  },
  "oklch": {
    "l": 0.35431,
    "c": 0.1916,
    "h": 279
  },
  "luminance": 0.03673
}

Semantic roles & 50–950 ramp

primary

#31189B

secondary

#ADC54A

accent

#F038CD

background

#F8F5FB

surface

#EFE9F6

border

#CAC5D0

text

#0B0412

muted

#7C7981

Preview Lab

Preview with #31189B

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

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