#370D4C#370D4C

#370D4C is a dark, moderate purple. Relative luminance 0.016; OKLCH L 26.7% C 0.111 H 311.5°. Best body text is #FFFFFF at 15.86:1 contrast (WCAG AA passes).

Color values

HEX	#370D4C
RGB	rgb(55, 13, 76)
HSL	hsl(280, 71%, 17%)
HSV	hsv(280, 83%, 30%)
CMYK	cmyk(27.6%, 82.9%, 0%, 70.2%)
CIE-LAB	lab(13.36, 31.86, -29.45)
CIE-LCH	lch(13.36, 43.39, 317.25°)
OKLab	oklab(26.74% 0.0737 -0.0834)
OKLCH	oklch(26.74% 0.111 311.5)
XYZ	xyz(3.0237, 1.6220, 6.9899)
Luminance	0.0162 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#370D4C #224C0D

analogous

#170D4C #370D4C #4C0D42

triadic

#370D4C #4C370D #0D4C37

tetradic

#370D4C #4C170D #224C0D #0D424C

square

#370D4C #4C170D #224C0D #0D424C

split-complementary

#370D4C #424C0D #0D4C17

monochromatic

#13041A #13041A #370D4C #5D1680 #831FB5

Accessibility & contrast

On white

15.86

#370D4C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#370D4C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #370D4C

15.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##370D4C	#FFFFFF	#000000	##FFFFFF
##370D4C	1.00	15.86	1.32	15.86
#FFFFFF	15.86	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00204E

Deuteranopia (green-blind)

#03234B

Tritanopia (blue-blind)

#341C2C

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #370d4c;
/* rgb */ color: rgb(55, 13, 76);
/* oklch */ color: oklch(26.7% 0.111 311.5);

Tailwind

colors: {
  custom: {
    50: '#71517e',
    500: '#370d4c',
    950: '#000000',
  },
}

SCSS

$custom: #370d4c;
$custom-light: #71517e;
$custom-dark: #000000;

JSON

{
  "hex": "#370d4c",
  "rgb": {
    "r": 55,
    "g": 13,
    "b": 76
  },
  "hsl": {
    "h": 280,
    "s": 70.787,
    "l": 17.451
  },
  "oklch": {
    "l": 0.26739,
    "c": 0.11128,
    "h": 311.5
  },
  "luminance": 0.01622
}

Semantic roles & 50–950 ramp

primary

#370D4C

secondary

#4B872E

accent

#EE3A76

background

#F7F4F7

surface

#EDE7EE

border

#C8C3C9

text

#08020A

muted

#7B787C

Preview Lab

Preview with #370D4C

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

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