#381F77#381F77

#381F77 is a dark, vivid violet. Relative luminance 0.032; OKLCH L 33.1% C 0.140 H 289.4°. Best body text is #FFFFFF at 12.88:1 contrast (WCAG AA passes).

Color values

HEX	#381F77
RGB	rgb(56, 31, 119)
HSL	hsl(257, 59%, 29%)
HSV	hsv(257, 74%, 47%)
CMYK	cmyk(52.9%, 73.9%, 0%, 53.3%)
CIE-LAB	lab(20.64, 34.85, -46.12)
CIE-LCH	lch(20.64, 57.81, 307.08°)
OKLab	oklab(33.13% 0.0468 -0.1324)
OKLCH	oklch(33.13% 0.14 289.4)
XYZ	xyz(5.4497, 3.1524, 17.7705)
Luminance	0.0315 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#381F77 #5E771F

analogous

#1F3277 #381F77 #641F77

triadic

#381F77 #77381F #1F7738

tetradic

#381F77 #771F32 #5E771F #1F7764

square

#381F77 #771F32 #5E771F #1F7764

split-complementary

#381F77 #77641F #32771F

monochromatic

#0B0618 #211246 #381F77 #4F2CA8 #6A43CE

Accessibility & contrast

On white

12.88

#381F77 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#381F77 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #381F77

12.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##381F77	#FFFFFF	#000000	##FFFFFF
##381F77	1.00	12.88	1.63	12.88
#FFFFFF	12.88	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00337A

Deuteranopia (green-blind)

#003075

Tritanopia (blue-blind)

#223649

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #381f77;
/* rgb */ color: rgb(56, 31, 119);
/* oklch */ color: oklch(33.1% 0.140 289.4);

Tailwind

colors: {
  custom: {
    50: '#765d9f',
    500: '#381f77',
    950: '#000000',
  },
}

SCSS

$custom: #381f77;
$custom-light: #765d9f;
$custom-dark: #000000;

JSON

{
  "hex": "#381f77",
  "rgb": {
    "r": 56,
    "g": 31,
    "b": 119
  },
  "hsl": {
    "h": 257.045,
    "s": 58.667,
    "l": 29.412
  },
  "oklch": {
    "l": 0.33125,
    "c": 0.14043,
    "h": 289.4
  },
  "luminance": 0.03153
}

Semantic roles & 50–950 ramp

primary

#381F77

secondary

#8EAB47

accent

#E246B6

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#09040F

muted

#7B797E

Preview Lab

Preview with #381F77

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

Preview Lab → · Contrast checker → · Palette generator →