#371DAE#371DAE

#371DAE is a dark, highly saturated violet. Relative luminance 0.047; OKLCH L 38.6% C 0.208 H 278.4°. Best body text is #FFFFFF at 10.77:1 contrast (WCAG AA passes).

Color values

HEX	#371DAE
RGB	rgb(55, 29, 174)
HSL	hsl(251, 71%, 40%)
HSV	hsv(251, 83%, 68%)
CMYK	cmyk(68.4%, 83.3%, 0%, 31.8%)
CIE-LAB	lab(26.00, 52.25, -71.36)
CIE-LCH	lch(26.00, 88.44, 306.21°)
OKLab	oklab(38.57% 0.0306 -0.2061)
OKLCH	oklch(38.57% 0.208 278.4)
XYZ	xyz(9.6524, 4.7461, 40.4436)
Luminance	0.0475 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371DAE #94AE1D

analogous

#1D4BAE #371DAE #801DAE

triadic

#371DAE #AE371D #1DAE37

tetradic

#371DAE #AE1D4B #94AE1D #1DAE80

square

#371DAE #AE1D4B #94AE1D #1DAE80

split-complementary

#371DAE #AE801D #4BAE1D

monochromatic

#160C45 #26147A #371DAE #4C2CDC #7861E5

Accessibility & contrast

On white

10.77

#371DAE on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#371DAE on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371DAE

10.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371DAE	#FFFFFF	#000000	##FFFFFF
##371DAE	1.00	10.77	1.95	10.77
#FFFFFF	10.77	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0043B2

Deuteranopia (green-blind)

#0038AC

Tritanopia (blue-blind)

#004B68

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #371dae;
/* rgb */ color: rgb(55, 29, 174);
/* oklch */ color: oklch(38.6% 0.208 278.4);

Tailwind

colors: {
  custom: {
    50: '#805fc8',
    500: '#371dae',
    950: '#000000',
  },
}

SCSS

$custom: #371dae;
$custom-light: #805fc8;
$custom-dark: #000000;

JSON

{
  "hex": "#371dae",
  "rgb": {
    "r": 55,
    "g": 29,
    "b": 174
  },
  "hsl": {
    "h": 250.759,
    "s": 71.429,
    "l": 39.804
  },
  "oklch": {
    "l": 0.38568,
    "c": 0.20834,
    "h": 278.4
  },
  "luminance": 0.04747
}

Semantic roles & 50–950 ramp

primary

#371DAE

secondary

#B6C95E

accent

#EE3ACE

background

#F8F5FC

surface

#F0EAF8

border

#CBC6D1

text

#0C0513

muted

#7D7982

Preview Lab

Preview with #371DAE

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

Preview Lab → · Contrast checker → · Palette generator →