#371D9F#371D9F

#371D9F is a dark, vivid violet. Relative luminance 0.042; OKLCH L 36.9% C 0.191 H 280.7°. Best body text is #FFFFFF at 11.42:1 contrast (WCAG AA passes).

Color values

HEX	#371D9F
RGB	rgb(55, 29, 159)
HSL	hsl(252, 69%, 37%)
HSV	hsv(252, 82%, 62%)
CMYK	cmyk(65.4%, 81.8%, 0%, 37.6%)
CIE-LAB	lab(24.30, 47.86, -65.09)
CIE-LCH	lch(24.30, 80.79, 306.33°)
OKLab	oklab(36.9% 0.0354 -0.1878)
OKLCH	oklch(36.9% 0.191 280.7)
XYZ	xyz(8.2709, 4.1935, 33.1677)
Luminance	0.0419 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371D9F #859F1D

analogous

#1D449F #371D9F #781D9F

triadic

#371D9F #9F371D #1D9F37

tetradic

#371D9F #9F1D44 #859F1D #1D9F78

square

#371D9F #9F1D44 #859F1D #1D9F78

split-complementary

#371D9F #9F781D #449F1D

monochromatic

#130A37 #25146B #371D9F #4926D3 #7256E0

Accessibility & contrast

On white

11.42

#371D9F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.84

#371D9F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371D9F

11.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371D9F	#FFFFFF	#000000	##FFFFFF
##371D9F	1.00	11.42	1.84	11.42
#FFFFFF	11.42	1.00	21.00	1.00
#000000	1.84	21.00	1.00	21.00
##FFFFFF	11.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003EA3

Deuteranopia (green-blind)

#00359D

Tritanopia (blue-blind)

#00455F

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #371d9f;
/* rgb */ color: rgb(55, 29, 159);
/* oklch */ color: oklch(36.9% 0.191 280.7);

Tailwind

colors: {
  custom: {
    50: '#7d5ebd',
    500: '#371d9f',
    950: '#000000',
  },
}

SCSS

$custom: #371d9f;
$custom-light: #7d5ebd;
$custom-dark: #000000;

JSON

{
  "hex": "#371d9f",
  "rgb": {
    "r": 55,
    "g": 29,
    "b": 159
  },
  "hsl": {
    "h": 252,
    "s": 69.149,
    "l": 36.863
  },
  "oklch": {
    "l": 0.369,
    "c": 0.19116,
    "h": 280.7
  },
  "luminance": 0.04194
}

Semantic roles & 50–950 ramp

primary

#371D9F

secondary

#ADC454

accent

#EC3CC9

background

#F8F5FB

surface

#EFE9F7

border

#CAC5D0

text

#0B0512

muted

#7C7981

Preview Lab

Preview with #371D9F

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

Preview Lab → · Contrast checker → · Palette generator →