#371FA0#371FA0

#371FA0 is a dark, vivid violet. Relative luminance 0.043; OKLCH L 37.2% C 0.191 H 280.3°. Best body text is #FFFFFF at 11.25:1 contrast (WCAG AA passes).

Color values

HEX	#371FA0
RGB	rgb(55, 31, 160)
HSL	hsl(251, 68%, 37%)
HSV	hsv(251, 81%, 63%)
CMYK	cmyk(65.6%, 80.6%, 0%, 37.3%)
CIE-LAB	lab(24.73, 47.22, -64.98)
CIE-LCH	lch(24.73, 80.33, 306.01°)
OKLab	oklab(37.23% 0.034 -0.1876)
OKLCH	oklch(37.23% 0.191 280.3)
XYZ	xyz(8.4087, 4.3296, 33.6435)
Luminance	0.0433 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371FA0 #88A01F

analogous

#1F47A0 #371FA0 #781FA0

triadic

#371FA0 #A0371F #1FA037

tetradic

#371FA0 #A01F47 #88A01F #1FA078

square

#371FA0 #A01F47 #88A01F #1FA078

split-complementary

#371FA0 #A0781F #47A01F

monochromatic

#140B39 #25156D #371FA0 #4929D3 #735ADF

Accessibility & contrast

On white

11.25

#371FA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#371FA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371FA0

11.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371FA0	#FFFFFF	#000000	##FFFFFF
##371FA0	1.00	11.25	1.87	11.25
#FFFFFF	11.25	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003FA4

Deuteranopia (green-blind)

#00369E

Tritanopia (blue-blind)

#004660

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #371fa0;
/* rgb */ color: rgb(55, 31, 160);
/* oklch */ color: oklch(37.2% 0.191 280.3);

Tailwind

colors: {
  custom: {
    50: '#7d5fbd',
    500: '#371fa0',
    950: '#000000',
  },
}

SCSS

$custom: #371fa0;
$custom-light: #7d5fbd;
$custom-dark: #000000;

JSON

{
  "hex": "#371fa0",
  "rgb": {
    "r": 55,
    "g": 31,
    "b": 160
  },
  "hsl": {
    "h": 251.163,
    "s": 67.539,
    "l": 37.451
  },
  "oklch": {
    "l": 0.37232,
    "c": 0.19065,
    "h": 280.3
  },
  "luminance": 0.0433
}

Semantic roles & 50–950 ramp

primary

#371FA0

secondary

#AFC358

accent

#EA3DCA

background

#F8F5FB

surface

#EFE9F7

border

#CAC5D0

text

#0B0512

muted

#7C7981

Preview Lab

Preview with #371FA0

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

Preview Lab → · Contrast checker → · Palette generator →