#37073B#37073B

#37073B is a very dark, moderate purple. Relative luminance 0.013; OKLCH L 24.7% C 0.102 H 324.6°. Best body text is #FFFFFF at 16.72:1 contrast (WCAG AA passes).

Color values

HEX	#37073B
RGB	rgb(55, 7, 59)
HSL	hsl(295, 79%, 13%)
HSV	hsv(295, 88%, 23%)
CMYK	cmyk(6.8%, 88.1%, 0%, 76.9%)
CIE-LAB	lab(11.14, 30.55, -21.09)
CIE-LCH	lch(11.14, 37.12, 325.39°)
OKLab	oklab(24.74% 0.0828 -0.0588)
OKLCH	oklch(24.74% 0.102 324.6)
XYZ	xyz(2.4409, 1.2801, 4.2553)
Luminance	0.0128 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37073B #0B3B07

analogous

#1D073B #37073B #3B0725

triadic

#37073B #3B3707 #073B37

tetradic

#37073B #3B1D07 #0B3B07 #07253B

square

#37073B #3B1D07 #0B3B07 #07253B

split-complementary

#37073B #253B07 #073B1D

monochromatic

#1A031B #1A031B #37073B #6A0D72 #9D14A8

Accessibility & contrast

On white

16.72

#37073B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#37073B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37073B

16.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37073B	#FFFFFF	#000000	##FFFFFF
##37073B	1.00	16.72	1.26	16.72
#FFFFFF	16.72	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001A3C

Deuteranopia (green-blind)

#12203A

Tritanopia (blue-blind)

#381121

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #37073b;
/* rgb */ color: rgb(55, 7, 59);
/* oklch */ color: oklch(24.7% 0.102 324.6);

Tailwind

colors: {
  custom: {
    50: '#704d71',
    500: '#37073b',
    950: '#000000',
  },
}

SCSS

$custom: #37073b;
$custom-light: #704d71;
$custom-dark: #000000;

JSON

{
  "hex": "#37073b",
  "rgb": {
    "r": 55,
    "g": 7,
    "b": 59
  },
  "hsl": {
    "h": 295.385,
    "s": 78.788,
    "l": 12.941
  },
  "oklch": {
    "l": 0.24736,
    "c": 0.10155,
    "h": 324.6
  },
  "luminance": 0.0128
}

Semantic roles & 50–950 ramp

primary

#37073B

secondary

#2A7A23

accent

#F53342

background

#F6F4F6

surface

#ECE7EC

border

#C7C3C7

text

#080207

muted

#7B787A

Preview Lab

Preview with #37073B

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

Preview Lab → · Contrast checker → · Palette generator →