#371D8E#371D8E

#371D8E is a dark, vivid violet. Relative luminance 0.036; OKLCH L 35.1% C 0.171 H 283.8°. Best body text is #FFFFFF at 12.15:1 contrast (WCAG AA passes).

Color values

HEX	#371D8E
RGB	rgb(55, 29, 142)
HSL	hsl(254, 66%, 34%)
HSV	hsv(254, 80%, 56%)
CMYK	cmyk(61.3%, 79.6%, 0%, 44.3%)
CIE-LAB	lab(22.46, 42.78, -57.66)
CIE-LCH	lch(22.46, 71.80, 306.57°)
OKLab	oklab(35.07% 0.0407 -0.1662)
OKLCH	oklch(35.07% 0.171 283.8)
XYZ	xyz(6.8959, 3.6435, 25.9258)
Luminance	0.0364 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371D8E #748E1D

analogous

#1D3B8E #371D8E #6F1D8E

triadic

#371D8E #8E371D #1D8E37

tetradic

#371D8E #8E1D3B #748E1D #1D8E6F

square

#371D8E #8E1D3B #748E1D #1D8E6F

split-complementary

#371D8E #8E6F1D #3B8E1D

monochromatic

#100828 #23135B #371D8E #4B27C1 #6C4BDA

Accessibility & contrast

On white

12.15

#371D8E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.73

#371D8E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371D8E

12.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371D8E	#FFFFFF	#000000	##FFFFFF
##371D8E	1.00	12.15	1.73	12.15
#FFFFFF	12.15	1.00	21.00	1.00
#000000	1.73	21.00	1.00	21.00
##FFFFFF	12.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003991

Deuteranopia (green-blind)

#00328C

Tritanopia (blue-blind)

#003E55

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #371d8e;
/* rgb */ color: rgb(55, 29, 142);
/* oklch */ color: oklch(35.1% 0.171 283.8);

Tailwind

colors: {
  custom: {
    50: '#795db0',
    500: '#371d8e',
    950: '#000000',
  },
}

SCSS

$custom: #371d8e;
$custom-light: #795db0;
$custom-dark: #000000;

JSON

{
  "hex": "#371d8e",
  "rgb": {
    "r": 55,
    "g": 29,
    "b": 142
  },
  "hsl": {
    "h": 253.805,
    "s": 66.082,
    "l": 33.529
  },
  "oklch": {
    "l": 0.35071,
    "c": 0.17112,
    "h": 283.8
  },
  "luminance": 0.03644
}

Semantic roles & 50–950 ramp

primary

#371D8E

secondary

#A2BD4A

accent

#E93FC2

background

#F7F5FB

surface

#EEE9F6

border

#C9C5D0

text

#0A0411

muted

#7C7980

Preview Lab

Preview with #371D8E

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

Preview Lab → · Contrast checker → · Palette generator →