#370C52#370C52

#370C52 is a dark, moderate violet. Relative luminance 0.017; OKLCH L 27.2% C 0.119 H 308.0°. Best body text is #FFFFFF at 15.71:1 contrast (WCAG AA passes).

Color values

HEX	#370C52
RGB	rgb(55, 12, 82)
HSL	hsl(277, 74%, 18%)
HSV	hsv(277, 85%, 32%)
CMYK	cmyk(32.9%, 85.4%, 0%, 67.8%)
CIE-LAB	lab(13.74, 33.78, -32.97)
CIE-LCH	lch(13.74, 47.20, 315.69°)
OKLab	oklab(27.17% 0.0733 -0.0937)
OKLCH	oklch(27.17% 0.119 308)
XYZ	xyz(3.2297, 1.6844, 8.1360)
Luminance	0.0168 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 5.85

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#370C52 #27520C

analogous

#140C52 #370C52 #520C4A

triadic

#370C52 #52370C #0C5237

tetradic

#370C52 #52140C #27520C #0C4A52

square

#370C52 #52140C #27520C #0C4A52

split-complementary

#370C52 #4A520C #0C5214

monochromatic

#12041B #13041D #370C52 #5B1487 #7F1CBD

Accessibility & contrast

On white

15.71

#370C52 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.34

#370C52 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #370C52

15.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##370C52	#FFFFFF	#000000	##FFFFFF
##370C52	1.00	15.71	1.34	15.71
#FFFFFF	15.71	1.00	21.00	1.00
#000000	1.34	21.00	1.00	21.00
##FFFFFF	15.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002254

Deuteranopia (green-blind)

#002351

Tritanopia (blue-blind)

#331E2F

Achromatopsia (no color)

#232323

Design tokens & code

CSS

--color: #370c52;
/* rgb */ color: rgb(55, 12, 82);
/* oklch */ color: oklch(27.2% 0.119 308.0);

Tailwind

colors: {
  custom: {
    50: '#715183',
    500: '#370c52',
    950: '#000000',
  },
}

SCSS

$custom: #370c52;
$custom-light: #715183;
$custom-dark: #000000;

JSON

{
  "hex": "#370c52",
  "rgb": {
    "r": 55,
    "g": 12,
    "b": 82
  },
  "hsl": {
    "h": 276.857,
    "s": 74.468,
    "l": 18.431
  },
  "oklch": {
    "l": 0.27165,
    "c": 0.11895,
    "h": 308
  },
  "luminance": 0.01684
}

Semantic roles & 50–950 ramp

primary

#370C52

secondary

#528D2C

accent

#F1377F

background

#F7F4F8

surface

#EDE7EF

border

#C8C3CA

text

#08020B

muted

#7B787C

Preview Lab

Preview with #370C52

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

Preview Lab → · Contrast checker → · Palette generator →