#370D53#370D53

#370D53 is a dark, moderate violet. Relative luminance 0.017; OKLCH L 27.4% C 0.119 H 307.3°. Best body text is #FFFFFF at 15.61:1 contrast (WCAG AA passes).

Color values

HEX	#370D53
RGB	rgb(55, 13, 83)
HSL	hsl(276, 73%, 19%)
HSV	hsv(276, 84%, 33%)
CMYK	cmyk(33.7%, 84.3%, 0%, 67.5%)
CIE-LAB	lab(13.97, 33.61, -33.27)
CIE-LCH	lch(13.97, 47.29, 315.29°)
OKLab	oklab(27.36% 0.0721 -0.0946)
OKLCH	oklch(27.36% 0.119 307.3)
XYZ	xyz(3.2805, 1.7246, 8.3420)
Luminance	0.0173 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

#4B006E

ΔE00 5.77

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#370D53 #29530D

analogous

#140D53 #370D53 #530D4C

triadic

#370D53 #53370D #0D5337

tetradic

#370D53 #53140D #29530D #0D4C53

square

#370D53 #53140D #29530D #0D4C53

split-complementary

#370D53 #4C530D #0D5314

monochromatic

#12041A #14051E #370D53 #5A1588 #7D1EBD

Accessibility & contrast

On white

15.61

#370D53 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#370D53 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #370D53

15.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##370D53	#FFFFFF	#000000	##FFFFFF
##370D53	1.00	15.61	1.35	15.61
#FFFFFF	15.61	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002255

Deuteranopia (green-blind)

#002452

Tritanopia (blue-blind)

#321F30

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #370d53;
/* rgb */ color: rgb(55, 13, 83);
/* oklch */ color: oklch(27.4% 0.119 307.3);

Tailwind

colors: {
  custom: {
    50: '#715184',
    500: '#370d53',
    950: '#000000',
  },
}

SCSS

$custom: #370d53;
$custom-light: #715184;
$custom-dark: #000000;

JSON

{
  "hex": "#370d53",
  "rgb": {
    "r": 55,
    "g": 13,
    "b": 83
  },
  "hsl": {
    "h": 276,
    "s": 72.917,
    "l": 18.824
  },
  "oklch": {
    "l": 0.27357,
    "c": 0.11891,
    "h": 307.3
  },
  "luminance": 0.01725
}

Semantic roles & 50–950 ramp

primary

#370D53

secondary

#548E2E

accent

#F03882

background

#F7F4F8

surface

#EDE7EF

border

#C8C3CA

text

#08020B

muted

#7B787C

Preview Lab

Preview with #370D53

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

Preview Lab → · Contrast checker → · Palette generator →