#370E56#370E56

#370E56 is a dark, vivid violet. Relative luminance 0.018; OKLCH L 27.7% C 0.121 H 305.5°. Best body text is #FFFFFF at 15.45:1 contrast (WCAG AA passes).

Color values

HEX	#370E56
RGB	rgb(55, 14, 86)
HSL	hsl(274, 72%, 20%)
HSV	hsv(274, 84%, 34%)
CMYK	cmyk(36%, 83.7%, 0%, 66.3%)
CIE-LAB	lab(14.39, 33.95, -34.63)
CIE-LCH	lch(14.39, 48.49, 314.43°)
OKLab	oklab(27.74% 0.0703 -0.0986)
OKLCH	oklch(27.74% 0.121 305.5)
XYZ	xyz(3.4119, 1.7982, 8.9696)
Luminance	0.0180 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#370E56 #2D560E

analogous

#130E56 #370E56 #560E51

triadic

#370E56 #56370E #0E5637

tetradic

#370E56 #56130E #2D560E #0E5156

square

#370E56 #56130E #2D560E #0E5156

split-complementary

#370E56 #51560E #0E5613

monochromatic

#11041A #150521 #370E56 #59178B #7A1FBF

Accessibility & contrast

On white

15.45

#370E56 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.36

#370E56 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #370E56

15.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##370E56	#FFFFFF	#000000	##FFFFFF
##370E56	1.00	15.45	1.36	15.45
#FFFFFF	15.45	1.00	21.00	1.00
#000000	1.36	21.00	1.00	21.00
##FFFFFF	15.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002358

Deuteranopia (green-blind)

#002455

Tritanopia (blue-blind)

#312132

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #370e56;
/* rgb */ color: rgb(55, 14, 86);
/* oklch */ color: oklch(27.7% 0.121 305.5);

Tailwind

colors: {
  custom: {
    50: '#725286',
    500: '#370e56',
    950: '#000000',
  },
}

SCSS

$custom: #370e56;
$custom-light: #725286;
$custom-dark: #000000;

JSON

{
  "hex": "#370e56",
  "rgb": {
    "r": 55,
    "g": 14,
    "b": 86
  },
  "hsl": {
    "h": 274.167,
    "s": 72,
    "l": 19.608
  },
  "oklch": {
    "l": 0.27736,
    "c": 0.12108,
    "h": 305.5
  },
  "luminance": 0.01798
}

Semantic roles & 50–950 ramp

primary

#370E56

secondary

#599030

accent

#EF3987

background

#F7F4F8

surface

#EDE7EF

border

#C8C3CA

text

#08020B

muted

#7B787C

Preview Lab

Preview with #370E56

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

Preview Lab → · Contrast checker → · Palette generator →