#371A7C#371A7C

#371A7C is a dark, vivid violet. Relative luminance 0.030; OKLCH L 32.8% C 0.152 H 288.5°. Best body text is #FFFFFF at 13.12:1 contrast (WCAG AA passes).

Color values

HEX	#371A7C
RGB	rgb(55, 26, 124)
HSL	hsl(258, 65%, 29%)
HSV	hsv(258, 79%, 49%)
CMYK	cmyk(55.6%, 79%, 0%, 51.4%)
CIE-LAB	lab(20.07, 38.89, -50.26)
CIE-LCH	lch(20.07, 63.55, 307.73°)
OKLab	oklab(32.84% 0.0483 -0.1446)
OKLCH	oklch(32.84% 0.152 288.5)
XYZ	xyz(5.5820, 3.0060, 19.3510)
Luminance	0.0301 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371A7C #5F7C1A

analogous

#1A2E7C #371A7C #681A7C

triadic

#371A7C #7C371A #1A7C37

tetradic

#371A7C #7C1A2E #5F7C1A #1A7C68

square

#371A7C #7C1A2E #5F7C1A #1A7C68

split-complementary

#371A7C #7C681A #2E7C1A

monochromatic

#0B0519 #210F49 #371A7C #4D25AF #693BD6

Accessibility & contrast

On white

13.12

#371A7C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#371A7C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371A7C

13.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371A7C	#FFFFFF	#000000	##FFFFFF
##371A7C	1.00	13.12	1.60	13.12
#FFFFFF	13.12	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00327F

Deuteranopia (green-blind)

#002E7A

Tritanopia (blue-blind)

#1B364A

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #371a7c;
/* rgb */ color: rgb(55, 26, 124);
/* oklch */ color: oklch(32.8% 0.152 288.5);

Tailwind

colors: {
  custom: {
    50: '#765aa3',
    500: '#371a7c',
    950: '#000000',
  },
}

SCSS

$custom: #371a7c;
$custom-light: #765aa3;
$custom-dark: #000000;

JSON

{
  "hex": "#371a7c",
  "rgb": {
    "r": 55,
    "g": 26,
    "b": 124
  },
  "hsl": {
    "h": 257.755,
    "s": 65.333,
    "l": 29.412
  },
  "oklch": {
    "l": 0.32841,
    "c": 0.15241,
    "h": 288.5
  },
  "luminance": 0.03006
}

Semantic roles & 50–950 ramp

primary

#371A7C

secondary

#8FB042

accent

#E840B6

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#09040F

muted

#7B797F

Preview Lab

Preview with #371A7C

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

Preview Lab → · Contrast checker → · Palette generator →