#381B76#381B76

#381B76 is a dark, vivid violet. Relative luminance 0.029; OKLCH L 32.5% C 0.144 H 290.6°. Best body text is #FFFFFF at 13.24:1 contrast (WCAG AA passes).

Color values

HEX	#381B76
RGB	rgb(56, 27, 118)
HSL	hsl(259, 63%, 28%)
HSV	hsv(259, 77%, 46%)
CMYK	cmyk(52.5%, 77.1%, 0%, 53.7%)
CIE-LAB	lab(19.77, 36.74, -46.91)
CIE-LCH	lch(19.77, 59.58, 308.07°)
OKLab	oklab(32.48% 0.0507 -0.1347)
OKLCH	oklch(32.48% 0.144 290.6)
XYZ	xyz(5.2919, 2.9324, 17.4232)
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

#381B76 #59761B

analogous

#1B2B76 #381B76 #651B76

triadic

#381B76 #76381B #1B7638

tetradic

#381B76 #761B2B #59761B #1B7665

square

#381B76 #761B2B #59761B #1B7665

split-complementary

#381B76 #76651B #2B761B

monochromatic

#0C0619 #201044 #381B76 #5026A8 #6A3AD2

Accessibility & contrast

On white

13.24

#381B76 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#381B76 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #381B76

13.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##381B76	#FFFFFF	#000000	##FFFFFF
##381B76	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)

#003179

Deuteranopia (green-blind)

#002E74

Tritanopia (blue-blind)

#233447

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #381b76;
/* rgb */ color: rgb(56, 27, 118);
/* oklch */ color: oklch(32.5% 0.144 290.6);

Tailwind

colors: {
  custom: {
    50: '#765b9e',
    500: '#381b76',
    950: '#000000',
  },
}

SCSS

$custom: #381b76;
$custom-light: #765b9e;
$custom-dark: #000000;

JSON

{
  "hex": "#381b76",
  "rgb": {
    "r": 56,
    "g": 27,
    "b": 118
  },
  "hsl": {
    "h": 259.121,
    "s": 62.759,
    "l": 28.431
  },
  "oklch": {
    "l": 0.32478,
    "c": 0.14394,
    "h": 290.6
  },
  "luminance": 0.02933
}

Semantic roles & 50–950 ramp

primary

#381B76

secondary

#89AA42

accent

#E642B2

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#09040E

muted

#7B797E

Preview Lab

Preview with #381B76

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

Preview Lab → · Contrast checker → · Palette generator →