#371D74#371D74

#371D74 is a dark, vivid violet. Relative luminance 0.030; OKLCH L 32.4% C 0.139 H 290.1°. Best body text is #FFFFFF at 13.20:1 contrast (WCAG AA passes).

Color values

HEX	#371D74
RGB	rgb(55, 29, 116)
HSL	hsl(258, 60%, 28%)
HSV	hsv(258, 75%, 45%)
CMYK	cmyk(52.6%, 75%, 0%, 54.5%)
CIE-LAB	lab(19.85, 34.88, -45.50)
CIE-LCH	lch(19.85, 57.33, 307.47°)
OKLab	oklab(32.45% 0.0478 -0.1306)
OKLCH	oklch(32.45% 0.139 290.1)
XYZ	xyz(5.1664, 2.9517, 16.8171)
Luminance	0.0295 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371D74 #5A741D

analogous

#1D2E74 #371D74 #621D74

triadic

#371D74 #74371D #1D7437

tetradic

#371D74 #741D2E #5A741D #1D7462

square

#371D74 #741D2E #5A741D #1D7462

split-complementary

#371D74 #74621D #2E741D

monochromatic

#0C0618 #201143 #371D74 #4E29A5 #683DCE

Accessibility & contrast

On white

13.20

#371D74 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#371D74 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371D74

13.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371D74	#FFFFFF	#000000	##FFFFFF
##371D74	1.00	13.20	1.59	13.20
#FFFFFF	13.20	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003277

Deuteranopia (green-blind)

#002E72

Tritanopia (blue-blind)

#223446

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #371d74;
/* rgb */ color: rgb(55, 29, 116);
/* oklch */ color: oklch(32.4% 0.139 290.1);

Tailwind

colors: {
  custom: {
    50: '#755c9d',
    500: '#371d74',
    950: '#000000',
  },
}

SCSS

$custom: #371d74;
$custom-light: #755c9d;
$custom-dark: #000000;

JSON

{
  "hex": "#371d74",
  "rgb": {
    "r": 55,
    "g": 29,
    "b": 116
  },
  "hsl": {
    "h": 257.931,
    "s": 60,
    "l": 28.431
  },
  "oklch": {
    "l": 0.32448,
    "c": 0.13908,
    "h": 290.1
  },
  "luminance": 0.02952
}

Semantic roles & 50–950 ramp

primary

#371D74

secondary

#8AA845

accent

#E345B4

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#09040E

muted

#7B797E

Preview Lab

Preview with #371D74

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

Preview Lab → · Contrast checker → · Palette generator →