#37104B#37104B

#37104B is a dark, moderate violet. Relative luminance 0.017; OKLCH L 27.0% C 0.106 H 311.6°. Best body text is #FFFFFF at 15.69:1 contrast (WCAG AA passes).

Color values

HEX	#37104B
RGB	rgb(55, 16, 75)
HSL	hsl(280, 65%, 18%)
HSV	hsv(280, 79%, 29%)
CMYK	cmyk(26.7%, 78.7%, 0%, 70.6%)
CIE-LAB	lab(13.77, 30.22, -28.10)
CIE-LCH	lch(13.77, 41.26, 317.08°)
OKLab	oklab(27% 0.0705 -0.0794)
OKLCH	oklch(27% 0.106 311.6)
XYZ	xyz(3.0306, 1.6909, 6.8220)
Luminance	0.0169 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37104B #244B10

analogous

#19104B #37104B #4B1041

triadic

#37104B #4B3710 #104B37

tetradic

#37104B #4B1910 #244B10 #10414B

square

#37104B #4B1910 #244B10 #10414B

split-complementary

#37104B #414B10 #104B19

monochromatic

#120519 #120519 #37104B #5C1B7D #8126B0

Accessibility & contrast

On white

15.69

#37104B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.34

#37104B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37104B

15.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37104B	#FFFFFF	#000000	##FFFFFF
##37104B	1.00	15.69	1.34	15.69
#FFFFFF	15.69	1.00	21.00	1.00
#000000	1.34	21.00	1.00	21.00
##FFFFFF	15.69	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00214D

Deuteranopia (green-blind)

#08244A

Tritanopia (blue-blind)

#351D2C

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #37104b;
/* rgb */ color: rgb(55, 16, 75);
/* oklch */ color: oklch(27.0% 0.106 311.6);

Tailwind

colors: {
  custom: {
    50: '#70527e',
    500: '#37104b',
    950: '#000000',
  },
}

SCSS

$custom: #37104b;
$custom-light: #70527e;
$custom-dark: #000000;

JSON

{
  "hex": "#37104b",
  "rgb": {
    "r": 55,
    "g": 16,
    "b": 75
  },
  "hsl": {
    "h": 279.661,
    "s": 64.835,
    "l": 17.843
  },
  "oklch": {
    "l": 0.27004,
    "c": 0.10618,
    "h": 311.6
  },
  "luminance": 0.01691
}

Semantic roles & 50–950 ramp

primary

#37104B

secondary

#4E8532

accent

#E84079

background

#F6F4F7

surface

#ECE7EE

border

#C7C3C9

text

#08020A

muted

#7B787C

Preview Lab

Preview with #37104B

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

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