#370F47#370F47

#370F47 is a dark, moderate purple. Relative luminance 0.016; OKLCH L 26.6% C 0.103 H 314.5°. Best body text is #FFFFFF at 15.89:1 contrast (WCAG AA passes).

Color values

HEX	#370F47
RGB	rgb(55, 15, 71)
HSL	hsl(283, 65%, 17%)
HSV	hsv(283, 79%, 28%)
CMYK	cmyk(22.5%, 78.9%, 0%, 72.2%)
CIE-LAB	lab(13.28, 29.72, -26.12)
CIE-LCH	lch(13.28, 39.56, 318.69°)
OKLab	oklab(26.56% 0.0722 -0.0736)
OKLCH	oklch(26.56% 0.103 314.5)
XYZ	xyz(2.8835, 1.6089, 6.1187)
Luminance	0.0161 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#370F47 #1F470F

analogous

#1B0F47 #370F47 #470F3B

triadic

#370F47 #47370F #0F4737

tetradic

#370F47 #471B0F #1F470F #0F3B47

square

#370F47 #471B0F #1F470F #0F3B47

split-complementary

#370F47 #3B470F #0F471B

monochromatic

#140519 #140519 #370F47 #5E1A7A #8524AC

Accessibility & contrast

On white

15.89

#370F47 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.32

#370F47 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #370F47

15.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##370F47	#FFFFFF	#000000	##FFFFFF
##370F47	1.00	15.89	1.32	15.89
#FFFFFF	15.89	1.00	21.00	1.00
#000000	1.32	21.00	1.00	21.00
##FFFFFF	15.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002049

Deuteranopia (green-blind)

#0C2346

Tritanopia (blue-blind)

#361B29

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #370f47;
/* rgb */ color: rgb(55, 15, 71);
/* oklch */ color: oklch(26.6% 0.103 314.5);

Tailwind

colors: {
  custom: {
    50: '#70517b',
    500: '#370f47',
    950: '#000000',
  },
}

SCSS

$custom: #370f47;
$custom-light: #70517b;
$custom-dark: #000000;

JSON

{
  "hex": "#370f47",
  "rgb": {
    "r": 55,
    "g": 15,
    "b": 71
  },
  "hsl": {
    "h": 282.857,
    "s": 65.116,
    "l": 16.863
  },
  "oklch": {
    "l": 0.26555,
    "c": 0.10311,
    "h": 314.5
  },
  "luminance": 0.01609
}

Semantic roles & 50–950 ramp

primary

#370F47

secondary

#488130

accent

#E84070

background

#F6F4F7

surface

#ECE7ED

border

#C7C3C8

text

#080209

muted

#7B787B

Preview Lab

Preview with #370F47

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

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