#381F79#381F79

#381F79 is a dark, vivid violet. Relative luminance 0.032; OKLCH L 33.3% C 0.143 H 288.9°. Best body text is #FFFFFF at 12.80:1 contrast (WCAG AA passes).

Color values

HEX	#381F79
RGB	rgb(56, 31, 121)
HSL	hsl(257, 59%, 30%)
HSV	hsv(257, 74%, 47%)
CMYK	cmyk(53.7%, 74.4%, 0%, 52.5%)
CIE-LAB	lab(20.83, 35.47, -47.09)
CIE-LCH	lch(20.83, 58.95, 306.99°)
OKLab	oklab(33.32% 0.0463 -0.1353)
OKLCH	oklch(33.32% 0.143 288.9)
XYZ	xyz(5.5711, 3.2009, 18.4098)
Luminance	0.0320 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#381F79 #60791F

analogous

#1F3379 #381F79 #651F79

triadic

#381F79 #79381F #1F7938

tetradic

#381F79 #791F33 #60791F #1F7965

square

#381F79 #791F33 #60791F #1F7965

split-complementary

#381F79 #79651F #33791F

monochromatic

#0B0618 #211348 #381F79 #4F2BAA #6A43CF

Accessibility & contrast

On white

12.80

#381F79 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.64

#381F79 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #381F79

12.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##381F79	#FFFFFF	#000000	##FFFFFF
##381F79	1.00	12.80	1.64	12.80
#FFFFFF	12.80	1.00	21.00	1.00
#000000	1.64	21.00	1.00	21.00
##FFFFFF	12.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00347C

Deuteranopia (green-blind)

#003077

Tritanopia (blue-blind)

#20374A

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #381f79;
/* rgb */ color: rgb(56, 31, 121);
/* oklch */ color: oklch(33.3% 0.143 288.9);

Tailwind

colors: {
  custom: {
    50: '#765da1',
    500: '#381f79',
    950: '#000000',
  },
}

SCSS

$custom: #381f79;
$custom-light: #765da1;
$custom-dark: #000000;

JSON

{
  "hex": "#381f79",
  "rgb": {
    "r": 56,
    "g": 31,
    "b": 121
  },
  "hsl": {
    "h": 256.667,
    "s": 59.211,
    "l": 29.804
  },
  "oklch": {
    "l": 0.33316,
    "c": 0.14298,
    "h": 288.9
  },
  "luminance": 0.03201
}

Semantic roles & 50–950 ramp

primary

#381F79

secondary

#90AC47

accent

#E245B7

background

#F7F5FA

surface

#EDE9F3

border

#C8C5CD

text

#09040F

muted

#7B797F

Preview Lab

Preview with #381F79

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

Preview Lab → · Contrast checker → · Palette generator →