#381B73#381B73

#381B73 is a dark, vivid violet. Relative luminance 0.029; OKLCH L 32.2% C 0.140 H 291.6°. Best body text is #FFFFFF at 13.36:1 contrast (WCAG AA passes).

Color values

HEX	#381B73
RGB	rgb(56, 27, 115)
HSL	hsl(260, 62%, 28%)
HSV	hsv(260, 77%, 45%)
CMYK	cmyk(51.3%, 76.5%, 0%, 54.9%)
CIE-LAB	lab(19.48, 35.85, -45.45)
CIE-LCH	lch(19.48, 57.88, 308.26°)
OKLab	oklab(32.19% 0.0515 -0.1304)
OKLCH	oklch(32.19% 0.14 291.6)
XYZ	xyz(5.1165, 2.8622, 16.4992)
Luminance	0.0286 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#381B73 #56731B

analogous

#1B2A73 #381B73 #641B73

triadic

#381B73 #73381B #1B7338

tetradic

#381B73 #731B2A #56731B #1B7364

square

#381B73 #731B2A #56731B #1B7364

split-complementary

#381B73 #73641B #2A731B

monochromatic

#0C0619 #200F41 #381B73 #5027A5 #6A38D0

Accessibility & contrast

On white

13.36

#381B73 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#381B73 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #381B73

13.36:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##381B73	#FFFFFF	#000000	##FFFFFF
##381B73	1.00	13.36	1.57	13.36
#FFFFFF	13.36	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.36	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003176

Deuteranopia (green-blind)

#002D71

Tritanopia (blue-blind)

#253245

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #381b73;
/* rgb */ color: rgb(56, 27, 115);
/* oklch */ color: oklch(32.2% 0.140 291.6);

Tailwind

colors: {
  custom: {
    50: '#755a9c',
    500: '#381b73',
    950: '#000000',
  },
}

SCSS

$custom: #381b73;
$custom-light: #755a9c;
$custom-dark: #000000;

JSON

{
  "hex": "#381b73",
  "rgb": {
    "r": 56,
    "g": 27,
    "b": 115
  },
  "hsl": {
    "h": 259.773,
    "s": 61.972,
    "l": 27.843
  },
  "oklch": {
    "l": 0.32187,
    "c": 0.14023,
    "h": 291.6
  },
  "luminance": 0.02862
}

Semantic roles & 50–950 ramp

primary

#381B73

secondary

#86A842

accent

#E543B0

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#09040E

muted

#7B797E

Preview Lab

Preview with #381B73

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

Preview Lab → · Contrast checker → · Palette generator →