#371B6B#371B6B

#371B6B is a dark, vivid violet. Relative luminance 0.027; OKLCH L 31.3% C 0.130 H 293.4°. Best body text is #FFFFFF at 13.71:1 contrast (WCAG AA passes).

Color values

HEX	#371B6B
RGB	rgb(55, 27, 107)
HSL	hsl(261, 60%, 26%)
HSV	hsv(261, 75%, 42%)
CMYK	cmyk(48.6%, 74.8%, 0%, 58%)
CIE-LAB	lab(18.62, 33.27, -41.68)
CIE-LCH	lch(18.62, 53.34, 308.60°)
OKLab	oklab(31.32% 0.0518 -0.1194)
OKLCH	oklch(31.32% 0.13 293.4)
XYZ	xyz(4.6206, 2.6575, 14.1766)
Luminance	0.0266 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371B6B #4F6B1B

analogous

#1B276B #371B6B #5F1B6B

triadic

#371B6B #6B371B #1B6B37

tetradic

#371B6B #6B1B27 #4F6B1B #1B6B5F

square

#371B6B #6B1B27 #4F6B1B #1B6B5F

split-complementary

#371B6B #6B5F1B #276B1B

monochromatic

#0D0618 #1E0F3A #371B6B #50279C #6935CC

Accessibility & contrast

On white

13.71

#371B6B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#371B6B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371B6B

13.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371B6B	#FFFFFF	#000000	##FFFFFF
##371B6B	1.00	13.71	1.53	13.71
#FFFFFF	13.71	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E6D

Deuteranopia (green-blind)

#002C69

Tritanopia (blue-blind)

#282F41

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #371b6b;
/* rgb */ color: rgb(55, 27, 107);
/* oklch */ color: oklch(31.3% 0.130 293.4);

Tailwind

colors: {
  custom: {
    50: '#735a96',
    500: '#371b6b',
    950: '#000000',
  },
}

SCSS

$custom: #371b6b;
$custom-light: #735a96;
$custom-dark: #000000;

JSON

{
  "hex": "#371b6b",
  "rgb": {
    "r": 55,
    "g": 27,
    "b": 107
  },
  "hsl": {
    "h": 261,
    "s": 59.701,
    "l": 26.275
  },
  "oklch": {
    "l": 0.31315,
    "c": 0.13017,
    "h": 293.4
  },
  "luminance": 0.02658
}

Semantic roles & 50–950 ramp

primary

#371B6B

secondary

#7FA042

accent

#E345AC

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#09040D

muted

#7B797E

Preview Lab

Preview with #371B6B

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

Preview Lab → · Contrast checker → · Palette generator →