#37042F#37042F

#37042F is a very dark, moderate purple. Relative luminance 0.011; OKLCH L 23.5% C 0.095 H 335.6°. Best body text is #FFFFFF at 17.20:1 contrast (WCAG AA passes).

Color values

HEX	#37042F
RGB	rgb(55, 4, 47)
HSL	hsl(309, 86%, 12%)
HSV	hsv(309, 93%, 22%)
CMYK	cmyk(0%, 92.7%, 14.5%, 78.4%)
CIE-LAB	lab(9.83, 29.66, -14.42)
CIE-LCH	lch(9.83, 32.98, 334.07°)
OKLab	oklab(23.55% 0.087 -0.0394)
OKLCH	oklch(23.55% 0.095 335.6)
XYZ	xyz(2.1321, 1.1045, 2.7897)
Luminance	0.0110 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37042F #04370C

analogous

#260437 #37042F #370416

triadic

#37042F #2F3704 #042F37

tetradic

#37042F #372604 #04370C #041637

square

#37042F #372604 #04370C #041637

split-complementary

#37042F #163704 #043726

monochromatic

#1D0218 #1D0218 #37042F #700860 #A90C91

Accessibility & contrast

On white

17.20

#37042F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.22

#37042F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37042F

17.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37042F	#FFFFFF	#000000	##FFFFFF
##37042F	1.00	17.20	1.22	17.20
#FFFFFF	17.20	1.00	21.00	1.00
#000000	1.22	21.00	1.00	21.00
##FFFFFF	17.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#041630

Deuteranopia (green-blind)

#171E2E

Tritanopia (blue-blind)

#3A0819

Achromatopsia (no color)

#1B1B1B

Design tokens & code

CSS

--color: #37042f;
/* rgb */ color: rgb(55, 4, 47);
/* oklch */ color: oklch(23.5% 0.095 335.6);

Tailwind

colors: {
  custom: {
    50: '#704b67',
    500: '#37042f',
    950: '#000000',
  },
}

SCSS

$custom: #37042f;
$custom-light: #704b67;
$custom-dark: #000000;

JSON

{
  "hex": "#37042f",
  "rgb": {
    "r": 55,
    "g": 4,
    "b": 47
  },
  "hsl": {
    "h": 309.412,
    "s": 86.441,
    "l": 11.569
  },
  "oklch": {
    "l": 0.23545,
    "c": 0.09549,
    "h": 335.6
  },
  "luminance": 0.01104
}

Semantic roles & 50–950 ramp

primary

#37042F

secondary

#1E792C

accent

#FD4C2B

background

#F6F4F6

surface

#ECE7EB

border

#C7C3C6

text

#080106

muted

#7B777A

Preview Lab

Preview with #37042F

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

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