#371D6E#371D6E

#371D6E is a dark, vivid violet. Relative luminance 0.028; OKLCH L 31.9% C 0.131 H 291.9°. Best body text is #FFFFFF at 13.43:1 contrast (WCAG AA passes).

Color values

HEX	#371D6E
RGB	rgb(55, 29, 110)
HSL	hsl(259, 58%, 27%)
HSV	hsv(259, 74%, 43%)
CMYK	cmyk(50%, 73.6%, 0%, 56.9%)
CIE-LAB	lab(19.29, 33.05, -42.53)
CIE-LCH	lch(19.29, 53.86, 307.85°)
OKLab	oklab(31.88% 0.0491 -0.1219)
OKLCH	oklch(31.88% 0.131 291.9)
XYZ	xyz(4.8286, 2.8166, 15.0381)
Luminance	0.0282 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371D6E #546E1D

analogous

#1D2C6E #371D6E #5F1D6E

triadic

#371D6E #6E371D #1D6E37

tetradic

#371D6E #6E1D2C #546E1D #1D6E5F

square

#371D6E #6E1D2C #546E1D #1D6E5F

split-complementary

#371D6E #6E5F1D #2C6E1D

monochromatic

#0C0618 #1F103E #371D6E #4F2A9E #693ACB

Accessibility & contrast

On white

13.43

#371D6E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.56

#371D6E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371D6E

13.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371D6E	#FFFFFF	#000000	##FFFFFF
##371D6E	1.00	13.43	1.56	13.43
#FFFFFF	13.43	1.00	21.00	1.00
#000000	1.56	21.00	1.00	21.00
##FFFFFF	13.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003070

Deuteranopia (green-blind)

#002D6C

Tritanopia (blue-blind)

#263243

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #371d6e;
/* rgb */ color: rgb(55, 29, 110);
/* oklch */ color: oklch(31.9% 0.131 291.9);

Tailwind

colors: {
  custom: {
    50: '#745b98',
    500: '#371d6e',
    950: '#000000',
  },
}

SCSS

$custom: #371d6e;
$custom-light: #745b98;
$custom-dark: #000000;

JSON

{
  "hex": "#371d6e",
  "rgb": {
    "r": 55,
    "g": 29,
    "b": 110
  },
  "hsl": {
    "h": 259.259,
    "s": 58.273,
    "l": 27.255
  },
  "oklch": {
    "l": 0.31881,
    "c": 0.13142,
    "h": 291.9
  },
  "luminance": 0.02817
}

Semantic roles & 50–950 ramp

primary

#371D6E

secondary

#84A244

accent

#E146B0

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#09040E

muted

#7B797E

Preview Lab

Preview with #371D6E

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

Preview Lab → · Contrast checker → · Palette generator →