#371C77#371C77

#371C77 is a dark, vivid violet. Relative luminance 0.030; OKLCH L 32.6% C 0.144 H 289.5°. Best body text is #FFFFFF at 13.17:1 contrast (WCAG AA passes).

Color values

HEX	#371C77
RGB	rgb(55, 28, 119)
HSL	hsl(258, 62%, 29%)
HSV	hsv(258, 76%, 47%)
CMYK	cmyk(53.8%, 76.5%, 0%, 53.3%)
CIE-LAB	lab(19.94, 36.34, -47.27)
CIE-LCH	lch(19.94, 59.63, 307.55°)
OKLab	oklab(32.6% 0.048 -0.1358)
OKLCH	oklch(32.6% 0.144 289.5)
XYZ	xyz(5.3196, 2.9744, 17.7430)
Luminance	0.0297 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371C77 #5C771C

analogous

#1C2F77 #371C77 #651C77

triadic

#371C77 #77371C #1C7737

tetradic

#371C77 #771C2F #5C771C #1C7765

square

#371C77 #771C2F #5C771C #1C7765

split-complementary

#371C77 #77651C #2F771C

monochromatic

#0B0619 #201045 #371C77 #4E28A9 #683CD1

Accessibility & contrast

On white

13.17

#371C77 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#371C77 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371C77

13.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371C77	#FFFFFF	#000000	##FFFFFF
##371C77	1.00	13.17	1.60	13.17
#FFFFFF	13.17	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00327A

Deuteranopia (green-blind)

#002E75

Tritanopia (blue-blind)

#203548

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #371c77;
/* rgb */ color: rgb(55, 28, 119);
/* oklch */ color: oklch(32.6% 0.144 289.5);

Tailwind

colors: {
  custom: {
    50: '#755b9f',
    500: '#371c77',
    950: '#000000',
  },
}

SCSS

$custom: #371c77;
$custom-light: #755b9f;
$custom-dark: #000000;

JSON

{
  "hex": "#371c77",
  "rgb": {
    "r": 55,
    "g": 28,
    "b": 119
  },
  "hsl": {
    "h": 257.802,
    "s": 61.905,
    "l": 28.824
  },
  "oklch": {
    "l": 0.32601,
    "c": 0.14404,
    "h": 289.5
  },
  "luminance": 0.02975
}

Semantic roles & 50–950 ramp

primary

#371C77

secondary

#8CAB44

accent

#E543B5

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#09040F

muted

#7B797E

Preview Lab

Preview with #371C77

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

Preview Lab → · Contrast checker → · Palette generator →