#37173E#37173E

#37173E is a dark, moderate purple. Relative luminance 0.018; OKLCH L 27.1% C 0.079 H 320.2°. Best body text is #FFFFFF at 15.50:1 contrast (WCAG AA passes).

Color values

HEX	#37173E
RGB	rgb(55, 23, 62)
HSL	hsl(289, 46%, 17%)
HSV	hsv(289, 63%, 24%)
CMYK	cmyk(11.3%, 62.9%, 0%, 75.7%)
CIE-LAB	lab(14.25, 23.15, -18.27)
CIE-LCH	lch(14.25, 29.49, 321.71°)
OKLab	oklab(27.05% 0.0608 -0.0508)
OKLCH	oklch(27.05% 0.079 320.2)
XYZ	xyz(2.7513, 1.7729, 4.7538)
Luminance	0.0177 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37173E #1E3E17

analogous

#24173E #37173E #3E1732

triadic

#37173E #3E3717 #173E37

tetradic

#37173E #3E2417 #1E3E17 #17323E

square

#37173E #3E2417 #1E3E17 #17323E

split-complementary

#37173E #323E17 #173E24

monochromatic

#140816 #140816 #37173E #5F286B #863897

Accessibility & contrast

On white

15.50

#37173E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#37173E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37173E

15.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37173E	#FFFFFF	#000000	##FFFFFF
##37173E	1.00	15.50	1.35	15.50
#FFFFFF	15.50	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0F223F

Deuteranopia (green-blind)

#1A253D

Tritanopia (blue-blind)

#371D27

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #37173e;
/* rgb */ color: rgb(55, 23, 62);
/* oklch */ color: oklch(27.1% 0.079 320.2);

Tailwind

colors: {
  custom: {
    50: '#6f5673',
    500: '#37173e',
    950: '#000000',
  },
}

SCSS

$custom: #37173e;
$custom-light: #6f5673;
$custom-dark: #000000;

JSON

{
  "hex": "#37173e",
  "rgb": {
    "r": 55,
    "g": 23,
    "b": 62
  },
  "hsl": {
    "h": 289.231,
    "s": 45.882,
    "l": 16.667
  },
  "oklch": {
    "l": 0.2705,
    "c": 0.07923,
    "h": 320.2
  },
  "luminance": 0.01773
}

Semantic roles & 50–950 ramp

primary

#37173E

secondary

#46753C

accent

#D6526A

background

#F6F5F7

surface

#ECE9ED

border

#C7C5C8

text

#070308

muted

#7A787B

Preview Lab

Preview with #37173E

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

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