#37173D#37173D

#37173D is a dark, moderate purple. Relative luminance 0.018; OKLCH L 27.0% C 0.078 H 321.1°. Best body text is #FFFFFF at 15.53:1 contrast (WCAG AA passes).

Color values

HEX	#37173D
RGB	rgb(55, 23, 61)
HSL	hsl(291, 45%, 16%)
HSV	hsv(291, 62%, 24%)
CMYK	cmyk(9.8%, 62.3%, 0%, 76.1%)
CIE-LAB	lab(14.19, 22.91, -17.67)
CIE-LCH	lch(14.19, 28.93, 322.36°)
OKLab	oklab(26.98% 0.0607 -0.049)
OKLCH	oklch(26.98% 0.078 321.1)
XYZ	xyz(2.7242, 1.7621, 4.6106)
Luminance	0.0176 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37173D #1D3D17

analogous

#24173D #37173D #3D1730

triadic

#37173D #3D3717 #173D37

tetradic

#37173D #3D2417 #1D3D17 #17303D

square

#37173D #3D2417 #1D3D17 #17303D

split-complementary

#37173D #303D17 #173D24

monochromatic

#140816 #140816 #37173D #5F2869 #873996

Accessibility & contrast

On white

15.53

#37173D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#37173D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37173D

15.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37173D	#FFFFFF	#000000	##FFFFFF
##37173D	1.00	15.53	1.35	15.53
#FFFFFF	15.53	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.53	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#10223E

Deuteranopia (green-blind)

#1B253C

Tritanopia (blue-blind)

#381C27

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #37173d;
/* rgb */ color: rgb(55, 23, 61);
/* oklch */ color: oklch(27.0% 0.078 321.1);

Tailwind

colors: {
  custom: {
    50: '#6f5672',
    500: '#37173d',
    950: '#000000',
  },
}

SCSS

$custom: #37173d;
$custom-light: #6f5672;
$custom-dark: #000000;

JSON

{
  "hex": "#37173d",
  "rgb": {
    "r": 55,
    "g": 23,
    "b": 61
  },
  "hsl": {
    "h": 290.526,
    "s": 45.238,
    "l": 16.471
  },
  "oklch": {
    "l": 0.26984,
    "c": 0.07803,
    "h": 321.1
  },
  "luminance": 0.01762
}

Semantic roles & 50–950 ramp

primary

#37173D

secondary

#45743C

accent

#D55367

background

#F6F5F6

surface

#ECE9EC

border

#C7C5C7

text

#070308

muted

#7A787B

Preview Lab

Preview with #37173D

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

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