#381C77#381C77

#381C77 is a dark, vivid violet. Relative luminance 0.030; OKLCH L 32.7% C 0.144 H 290.1°. Best body text is #FFFFFF at 13.12:1 contrast (WCAG AA passes).

Color values

HEX	#381C77
RGB	rgb(56, 28, 119)
HSL	hsl(258, 62%, 29%)
HSV	hsv(258, 76%, 47%)
CMYK	cmyk(52.9%, 76.5%, 0%, 53.3%)
CIE-LAB	lab(20.06, 36.51, -47.08)
CIE-LCH	lch(20.06, 59.58, 307.79°)
OKLab	oklab(32.71% 0.0496 -0.1352)
OKLCH	oklch(32.71% 0.144 290.1)
XYZ	xyz(5.3750, 3.0029, 17.7456)
Luminance	0.0300 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#381C77 #5B771C

analogous

#1C2D77 #381C77 #661C77

triadic

#381C77 #77381C #1C7738

tetradic

#381C77 #771C2D #5B771C #1C7766

square

#381C77 #771C2D #5B771C #1C7766

split-complementary

#381C77 #77661C #2D771C

monochromatic

#0C0619 #211045 #381C77 #4F28A9 #6A3CD1

Accessibility & contrast

On white

13.12

#381C77 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#381C77 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #381C77

13.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##381C77	#FFFFFF	#000000	##FFFFFF
##381C77	1.00	13.12	1.60	13.12
#FFFFFF	13.12	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.12	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00327A

Deuteranopia (green-blind)

#002E75

Tritanopia (blue-blind)

#223448

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #381c77;
/* rgb */ color: rgb(56, 28, 119);
/* oklch */ color: oklch(32.7% 0.144 290.1);

Tailwind

colors: {
  custom: {
    50: '#765b9f',
    500: '#381c77',
    950: '#000000',
  },
}

SCSS

$custom: #381c77;
$custom-light: #765b9f;
$custom-dark: #000000;

JSON

{
  "hex": "#381c77",
  "rgb": {
    "r": 56,
    "g": 28,
    "b": 119
  },
  "hsl": {
    "h": 258.462,
    "s": 61.905,
    "l": 28.824
  },
  "oklch": {
    "l": 0.32708,
    "c": 0.14402,
    "h": 290.1
  },
  "luminance": 0.03003
}

Semantic roles & 50–950 ramp

primary

#381C77

secondary

#8BAB44

accent

#E543B3

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#09040F

muted

#7B797E

Preview Lab

Preview with #381C77

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

Preview Lab → · Contrast checker → · Palette generator →