#371C7A#371C7A

#371C7A is a dark, vivid violet. Relative luminance 0.030; OKLCH L 32.9% C 0.148 H 288.6°. Best body text is #FFFFFF at 13.05:1 contrast (WCAG AA passes).

Color values

HEX	#371C7A
RGB	rgb(55, 28, 122)
HSL	hsl(257, 63%, 29%)
HSV	hsv(257, 77%, 48%)
CMYK	cmyk(54.9%, 77%, 0%, 52.2%)
CIE-LAB	lab(20.23, 37.25, -48.71)
CIE-LCH	lch(20.23, 61.32, 307.40°)
OKLab	oklab(32.9% 0.0472 -0.14)
OKLCH	oklch(32.9% 0.148 288.6)
XYZ	xyz(5.5026, 3.0476, 18.7069)
Luminance	0.0305 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371C7A #5F7A1C

analogous

#1C307A #371C7A #661C7A

triadic

#371C7A #7A371C #1C7A37

tetradic

#371C7A #7A1C30 #5F7A1C #1C7A66

square

#371C7A #7A1C30 #5F7A1C #1C7A66

split-complementary

#371C7A #7A661C #307A1C

monochromatic

#0B0619 #211148 #371C7A #4D27AC #693ED3

Accessibility & contrast

On white

13.05

#371C7A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.61

#371C7A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371C7A

13.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371C7A	#FFFFFF	#000000	##FFFFFF
##371C7A	1.00	13.05	1.61	13.05
#FFFFFF	13.05	1.00	21.00	1.00
#000000	1.61	21.00	1.00	21.00
##FFFFFF	13.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00337D

Deuteranopia (green-blind)

#002E78

Tritanopia (blue-blind)

#1D3649

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #371c7a;
/* rgb */ color: rgb(55, 28, 122);
/* oklch */ color: oklch(32.9% 0.148 288.6);

Tailwind

colors: {
  custom: {
    50: '#765ba1',
    500: '#371c7a',
    950: '#000000',
  },
}

SCSS

$custom: #371c7a;
$custom-light: #765ba1;
$custom-dark: #000000;

JSON

{
  "hex": "#371c7a",
  "rgb": {
    "r": 55,
    "g": 28,
    "b": 122
  },
  "hsl": {
    "h": 257.234,
    "s": 62.667,
    "l": 29.412
  },
  "oklch": {
    "l": 0.32896,
    "c": 0.14777,
    "h": 288.6
  },
  "luminance": 0.03048
}

Semantic roles & 50–950 ramp

primary

#371C7A

secondary

#8FAE44

accent

#E642B7

background

#F7F5FA

surface

#EEE9F3

border

#C9C5CD

text

#09040F

muted

#7B797F

Preview Lab

Preview with #371C7A

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

Preview Lab → · Contrast checker → · Palette generator →