#370D54#370D54

#370D54 is a dark, vivid violet. Relative luminance 0.017; OKLCH L 27.4% C 0.120 H 306.7°. Best body text is #FFFFFF at 15.58:1 contrast (WCAG AA passes).

Color values

HEX	#370D54
RGB	rgb(55, 13, 84)
HSL	hsl(275, 73%, 19%)
HSV	hsv(275, 85%, 33%)
CMYK	cmyk(34.5%, 84.5%, 0%, 67.1%)
CIE-LAB	lab(14.06, 33.86, -33.81)
CIE-LCH	lch(14.06, 47.85, 315.05°)
OKLab	oklab(27.45% 0.0718 -0.0962)
OKLCH	oklch(27.45% 0.12 306.7)
XYZ	xyz(3.3194, 1.7402, 8.5468)
Luminance	0.0174 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#370D54 #2A540D

analogous

#140D54 #370D54 #540D4E

triadic

#370D54 #54370D #0D5437

tetradic

#370D54 #54140D #2A540D #0D4E54

square

#370D54 #54140D #2A540D #0D4E54

split-complementary

#370D54 #4E540D #0D5414

monochromatic

#11041A #14051F #370D54 #5A1589 #7C1DBE

Accessibility & contrast

On white

15.58

#370D54 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.35

#370D54 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #370D54

15.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##370D54	#FFFFFF	#000000	##FFFFFF
##370D54	1.00	15.58	1.35	15.58
#FFFFFF	15.58	1.00	21.00	1.00
#000000	1.35	21.00	1.00	21.00
##FFFFFF	15.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002256

Deuteranopia (green-blind)

#002453

Tritanopia (blue-blind)

#321F30

Achromatopsia (no color)

#242424

Design tokens & code

CSS

--color: #370d54;
/* rgb */ color: rgb(55, 13, 84);
/* oklch */ color: oklch(27.4% 0.120 306.7);

Tailwind

colors: {
  custom: {
    50: '#725185',
    500: '#370d54',
    950: '#000000',
  },
}

SCSS

$custom: #370d54;
$custom-light: #725185;
$custom-dark: #000000;

JSON

{
  "hex": "#370d54",
  "rgb": {
    "r": 55,
    "g": 13,
    "b": 84
  },
  "hsl": {
    "h": 275.493,
    "s": 73.196,
    "l": 19.02
  },
  "oklch": {
    "l": 0.27448,
    "c": 0.12,
    "h": 306.7
  },
  "luminance": 0.0174
}

Semantic roles & 50–950 ramp

primary

#370D54

secondary

#568F2E

accent

#F03883

background

#F7F4F8

surface

#EDE7EF

border

#C8C3CA

text

#08020B

muted

#7B787C

Preview Lab

Preview with #370D54

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

Preview Lab → · Contrast checker → · Palette generator →