#370539#370539

#370539 is a very dark, moderate purple. Relative luminance 0.012; OKLCH L 24.4% C 0.103 H 326.4°. Best body text is #FFFFFF at 16.89:1 contrast (WCAG AA passes).

Color values

HEX	#370539
RGB	rgb(55, 5, 57)
HSL	hsl(298, 84%, 12%)
HSV	hsv(298, 91%, 22%)
CMYK	cmyk(3.5%, 91.2%, 0%, 77.6%)
CIE-LAB	lab(10.68, 31.05, -20.38)
CIE-LCH	lch(10.68, 37.14, 326.72°)
OKLab	oklab(24.36% 0.0855 -0.0567)
OKLCH	oklch(24.36% 0.103 326.4)
XYZ	xyz(2.3683, 1.2163, 3.9801)
Luminance	0.0122 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#370539 #073905

analogous

#1D0539 #370539 #390521

triadic

#370539 #393705 #053937

tetradic

#370539 #391D05 #073905 #052139

square

#370539 #391D05 #073905 #052139

split-complementary

#370539 #213905 #05391D

monochromatic

#1B021C #1B021C #370539 #6D0A71 #A40FAA

Accessibility & contrast

On white

16.89

#370539 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#370539 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #370539

16.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##370539	#FFFFFF	#000000	##FFFFFF
##370539	1.00	16.89	1.24	16.89
#FFFFFF	16.89	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00193A

Deuteranopia (green-blind)

#121F38

Tritanopia (blue-blind)

#390E1F

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #370539;
/* rgb */ color: rgb(55, 5, 57);
/* oklch */ color: oklch(24.4% 0.103 326.4);

Tailwind

colors: {
  custom: {
    50: '#704c6f',
    500: '#370539',
    950: '#000000',
  },
}

SCSS

$custom: #370539;
$custom-light: #704c6f;
$custom-dark: #000000;

JSON

{
  "hex": "#370539",
  "rgb": {
    "r": 55,
    "g": 5,
    "b": 57
  },
  "hsl": {
    "h": 297.692,
    "s": 83.871,
    "l": 12.157
  },
  "oklch": {
    "l": 0.24364,
    "c": 0.10257,
    "h": 326.4
  },
  "luminance": 0.01216
}

Semantic roles & 50–950 ramp

primary

#370539

secondary

#237A20

accent

#FA2E36

background

#F6F4F6

surface

#ECE7EC

border

#C7C3C7

text

#080107

muted

#7B777A

Preview Lab

Preview with #370539

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

Preview Lab → · Contrast checker → · Palette generator →