#370A30#370A30

#370A30 is a very dark, moderate purple. Relative luminance 0.012; OKLCH L 24.3% C 0.087 H 334.9°. Best body text is #FFFFFF at 16.82:1 contrast (WCAG AA passes).

Color values

HEX	#370A30
RGB	rgb(55, 10, 48)
HSL	hsl(309, 69%, 13%)
HSV	hsv(309, 82%, 22%)
CMYK	cmyk(0%, 81.8%, 12.7%, 78.4%)
CIE-LAB	lab(10.87, 27.05, -13.53)
CIE-LCH	lch(10.87, 30.25, 333.43°)
OKLab	oklab(24.31% 0.0788 -0.0369)
OKLCH	oklch(24.31% 0.087 334.9)
XYZ	xyz(2.2176, 1.2429, 2.9188)
Luminance	0.0124 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#370A30 #0A3711

analogous

#270A37 #370A30 #370A1A

triadic

#370A30 #30370A #0A3037

tetradic

#370A30 #37270A #0A3711 #0A1A37

square

#370A30 #37270A #0A3711 #0A1A37

split-complementary

#370A30 #1A370A #0A3727

monochromatic

#1A0517 #1A0517 #370A30 #6B135D #9F1D8A

Accessibility & contrast

On white

16.82

#370A30 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.25

#370A30 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #370A30

16.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##370A30	#FFFFFF	#000000	##FFFFFF
##370A30	1.00	16.82	1.25	16.82
#FFFFFF	16.82	1.00	21.00	1.00
#000000	1.25	21.00	1.00	21.00
##FFFFFF	16.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A1931

Deuteranopia (green-blind)

#19202F

Tritanopia (blue-blind)

#3A0D1B

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #370a30;
/* rgb */ color: rgb(55, 10, 48);
/* oklch */ color: oklch(24.3% 0.087 334.9);

Tailwind

colors: {
  custom: {
    50: '#704e68',
    500: '#370a30',
    950: '#000000',
  },
}

SCSS

$custom: #370a30;
$custom-light: #704e68;
$custom-dark: #000000;

JSON

{
  "hex": "#370a30",
  "rgb": {
    "r": 55,
    "g": 10,
    "b": 48
  },
  "hsl": {
    "h": 309.333,
    "s": 69.231,
    "l": 12.745
  },
  "oklch": {
    "l": 0.2431,
    "c": 0.08702,
    "h": 334.9
  },
  "luminance": 0.01243
}

Semantic roles & 50–950 ramp

primary

#370A30

secondary

#287434

accent

#EC573C

background

#F6F4F6

surface

#ECE7EB

border

#C7C3C6

text

#080206

muted

#7B787A

Preview Lab

Preview with #370A30

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

Preview Lab → · Contrast checker → · Palette generator →