#371E71#371E71

#371E71 is a dark, vivid violet. Relative luminance 0.029; OKLCH L 32.3% C 0.134 H 290.7°. Best body text is #FFFFFF at 13.24:1 contrast (WCAG AA passes).

Color values

HEX	#371E71
RGB	rgb(55, 30, 113)
HSL	hsl(258, 58%, 28%)
HSV	hsv(258, 73%, 44%)
CMYK	cmyk(51.3%, 73.5%, 0%, 55.7%)
CIE-LAB	lab(19.77, 33.40, -43.69)
CIE-LCH	lch(19.77, 54.99, 307.40°)
OKLab	oklab(32.31% 0.0475 -0.1253)
OKLCH	oklch(32.31% 0.134 290.7)
XYZ	xyz(5.0196, 2.9328, 15.9212)
Luminance	0.0293 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#371E71 #58711E

analogous

#1E2F71 #371E71 #601E71

triadic

#371E71 #71371E #1E7137

tetradic

#371E71 #711E2F #58711E #1E7160

square

#371E71 #711E2F #58711E #1E7160

split-complementary

#371E71 #71601E #2F711E

monochromatic

#0C0618 #1F1141 #371E71 #4F2BA1 #683ECC

Accessibility & contrast

On white

13.24

#371E71 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#371E71 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #371E71

13.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##371E71	#FFFFFF	#000000	##FFFFFF
##371E71	1.00	13.24	1.59	13.24
#FFFFFF	13.24	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003173

Deuteranopia (green-blind)

#002E6F

Tritanopia (blue-blind)

#243345

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #371e71;
/* rgb */ color: rgb(55, 30, 113);
/* oklch */ color: oklch(32.3% 0.134 290.7);

Tailwind

colors: {
  custom: {
    50: '#745c9b',
    500: '#371e71',
    950: '#000000',
  },
}

SCSS

$custom: #371e71;
$custom-light: #745c9b;
$custom-dark: #000000;

JSON

{
  "hex": "#371e71",
  "rgb": {
    "r": 55,
    "g": 30,
    "b": 113
  },
  "hsl": {
    "h": 258.072,
    "s": 58.042,
    "l": 28.039
  },
  "oklch": {
    "l": 0.32308,
    "c": 0.134,
    "h": 290.7
  },
  "luminance": 0.02933
}

Semantic roles & 50–950 ramp

primary

#371E71

secondary

#88A546

accent

#E147B3

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#09040E

muted

#7B797E

Preview Lab

Preview with #371E71

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

Preview Lab → · Contrast checker → · Palette generator →