#371F75#371F75

#371F75 is a dark, vivid violet. Relative luminance 0.031; OKLCH L 32.8% C 0.138 H 289.3°. Best body text is #FFFFFF at 13.00:1 contrast (WCAG AA passes).

Color values

HEX	#371F75
RGB	rgb(55, 31, 117)
HSL	hsl(257, 58%, 29%)
HSV	hsv(257, 74%, 46%)
CMYK	cmyk(53%, 73.5%, 0%, 54.1%)
CIE-LAB	lab(20.35, 34.06, -45.33)
CIE-LCH	lch(20.35, 56.70, 306.92°)
OKLab	oklab(32.83% 0.0456 -0.1301)
OKLCH	oklch(32.83% 0.138 289.3)
XYZ	xyz(5.2755, 3.0763, 17.1420)
Luminance	0.0308 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371F75 #5D751F

analogous

#1F3275 #371F75 #621F75

triadic

#371F75 #75371F #1F7537

tetradic

#371F75 #751F32 #5D751F #1F7562

square

#371F75 #751F32 #5D751F #1F7562

split-complementary

#371F75 #75621F #32751F

monochromatic

#0B0618 #201245 #371F75 #4E2CA5 #6842CD

Accessibility & contrast

On white

13.00

#371F75 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#371F75 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371F75

13.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371F75	#FFFFFF	#000000	##FFFFFF
##371F75	1.00	13.00	1.62	13.00
#FFFFFF	13.00	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	13.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003378

Deuteranopia (green-blind)

#002F73

Tritanopia (blue-blind)

#213547

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #371f75;
/* rgb */ color: rgb(55, 31, 117);
/* oklch */ color: oklch(32.8% 0.138 289.3);

Tailwind

colors: {
  custom: {
    50: '#755d9e',
    500: '#371f75',
    950: '#000000',
  },
}

SCSS

$custom: #371f75;
$custom-light: #755d9e;
$custom-dark: #000000;

JSON

{
  "hex": "#371f75",
  "rgb": {
    "r": 55,
    "g": 31,
    "b": 117
  },
  "hsl": {
    "h": 256.744,
    "s": 58.108,
    "l": 29.02
  },
  "oklch": {
    "l": 0.3283,
    "c": 0.13789,
    "h": 289.3
  },
  "luminance": 0.03077
}

Semantic roles & 50–950 ramp

primary

#371F75

secondary

#8DA947

accent

#E146B6

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#09040E

muted

#7B797E

Preview Lab

Preview with #371F75

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

Preview Lab → · Contrast checker → · Palette generator →