#37103B#37103B

#37103B is a dark, moderate purple. Relative luminance 0.015; OKLCH L 25.8% C 0.088 H 323.9°. Best body text is #FFFFFF at 16.16:1 contrast (WCAG AA passes).

Color values

HEX	#37103B
RGB	rgb(55, 16, 59)
HSL	hsl(294, 57%, 15%)
HSV	hsv(294, 73%, 23%)
CMYK	cmyk(6.8%, 72.9%, 0%, 76.9%)
CIE-LAB	lab(12.60, 26.41, -18.75)
CIE-LCH	lch(12.60, 32.39, 324.62°)
OKLab	oklab(25.79% 0.0714 -0.0521)
OKLCH	oklch(25.79% 0.088 323.9)
XYZ	xyz(2.5502, 1.4987, 4.2918)
Luminance	0.0150 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37103B #143B10

analogous

#22103B #37103B #3B102A

triadic

#37103B #3B3710 #103B37

tetradic

#37103B #3B2210 #143B10 #102A3B

square

#37103B #3B2210 #143B10 #102A3B

split-complementary

#37103B #2A3B10 #103B22

monochromatic

#160718 #160718 #37103B #641D6B #912A9B

Accessibility & contrast

On white

16.16

#37103B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#37103B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37103B

16.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37103B	#FFFFFF	#000000	##FFFFFF
##37103B	1.00	16.16	1.30	16.16
#FFFFFF	16.16	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#081E3C

Deuteranopia (green-blind)

#17223A

Tritanopia (blue-blind)

#381623

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #37103b;
/* rgb */ color: rgb(55, 16, 59);
/* oklch */ color: oklch(25.8% 0.088 323.9);

Tailwind

colors: {
  custom: {
    50: '#705171',
    500: '#37103b',
    950: '#000000',
  },
}

SCSS

$custom: #37103b;
$custom-light: #705171;
$custom-dark: #000000;

JSON

{
  "hex": "#37103b",
  "rgb": {
    "r": 55,
    "g": 16,
    "b": 59
  },
  "hsl": {
    "h": 294.419,
    "s": 57.333,
    "l": 14.706
  },
  "oklch": {
    "l": 0.25786,
    "c": 0.08837,
    "h": 323.9
  },
  "luminance": 0.01499
}

Semantic roles & 50–950 ramp

primary

#37103B

secondary

#387532

accent

#E14755

background

#F6F4F6

surface

#ECE7EC

border

#C7C3C7

text

#070207

muted

#7A787A

Preview Lab

Preview with #37103B

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

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