#371D7A#371D7A

#371D7A is a dark, vivid violet. Relative luminance 0.031; OKLCH L 33.0% C 0.147 H 288.4°. Best body text is #FFFFFF at 12.97:1 contrast (WCAG AA passes).

Color values

HEX	#371D7A
RGB	rgb(55, 29, 122)
HSL	hsl(257, 62%, 30%)
HSV	hsv(257, 76%, 48%)
CMYK	cmyk(54.9%, 76.2%, 0%, 52.2%)
CIE-LAB	lab(20.42, 36.71, -48.40)
CIE-LCH	lch(20.42, 60.75, 307.18°)
OKLab	oklab(33.03% 0.0463 -0.1391)
OKLCH	oklch(33.03% 0.147 288.4)
XYZ	xyz(5.5267, 3.0958, 18.7149)
Luminance	0.0310 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371D7A #607A1D

analogous

#1D327A #371D7A #661D7A

triadic

#371D7A #7A371D #1D7A37

tetradic

#371D7A #7A1D32 #607A1D #1D7A66

square

#371D7A #7A1D32 #607A1D #1D7A66

split-complementary

#371D7A #7A661D #327A1D

monochromatic

#0B0619 #211149 #371D7A #4D29AB #6940D2

Accessibility & contrast

On white

12.97

#371D7A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#371D7A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371D7A

12.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371D7A	#FFFFFF	#000000	##FFFFFF
##371D7A	1.00	12.97	1.62	12.97
#FFFFFF	12.97	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00337D

Deuteranopia (green-blind)

#002F78

Tritanopia (blue-blind)

#1D364A

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #371d7a;
/* rgb */ color: rgb(55, 29, 122);
/* oklch */ color: oklch(33.0% 0.147 288.4);

Tailwind

colors: {
  custom: {
    50: '#765ca1',
    500: '#371d7a',
    950: '#000000',
  },
}

SCSS

$custom: #371d7a;
$custom-light: #765ca1;
$custom-dark: #000000;

JSON

{
  "hex": "#371d7a",
  "rgb": {
    "r": 55,
    "g": 29,
    "b": 122
  },
  "hsl": {
    "h": 256.774,
    "s": 61.589,
    "l": 29.608
  },
  "oklch": {
    "l": 0.33031,
    "c": 0.14663,
    "h": 288.4
  },
  "luminance": 0.03096
}

Semantic roles & 50–950 ramp

primary

#371D7A

secondary

#90AE45

accent

#E543B8

background

#F7F5FA

surface

#EDE9F3

border

#C8C5CD

text

#09040F

muted

#7B797F

Preview Lab

Preview with #371D7A

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

Preview Lab → · Contrast checker → · Palette generator →