#381FA0#381FA0

#381FA0 is a dark, vivid violet. Relative luminance 0.044; OKLCH L 37.3% C 0.190 H 280.8°. Best body text is #FFFFFF at 11.22:1 contrast (WCAG AA passes).

Color values

HEX	#381FA0
RGB	rgb(56, 31, 160)
HSL	hsl(252, 68%, 37%)
HSV	hsv(252, 81%, 63%)
CMYK	cmyk(65%, 80.6%, 0%, 37.3%)
CIE-LAB	lab(24.82, 47.32, -64.83)
CIE-LCH	lch(24.82, 80.27, 306.13°)
OKLab	oklab(37.32% 0.0356 -0.1871)
OKLCH	oklch(37.32% 0.19 280.8)
XYZ	xyz(8.4640, 4.3581, 33.6461)
Luminance	0.0436 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#381FA0 #87A01F

analogous

#1F46A0 #381FA0 #791FA0

triadic

#381FA0 #A0381F #1FA038

tetradic

#381FA0 #A01F46 #87A01F #1FA079

square

#381FA0 #A01F46 #87A01F #1FA079

split-complementary

#381FA0 #A0791F #46A01F

monochromatic

#140B39 #26156D #381FA0 #4A29D3 #745ADF

Accessibility & contrast

On white

11.22

#381FA0 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#381FA0 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #381FA0

11.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##381FA0	#FFFFFF	#000000	##FFFFFF
##381FA0	1.00	11.22	1.87	11.22
#FFFFFF	11.22	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003FA4

Deuteranopia (green-blind)

#00369E

Tritanopia (blue-blind)

#004660

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #381fa0;
/* rgb */ color: rgb(56, 31, 160);
/* oklch */ color: oklch(37.3% 0.190 280.8);

Tailwind

colors: {
  custom: {
    50: '#7d5fbd',
    500: '#381fa0',
    950: '#000000',
  },
}

SCSS

$custom: #381fa0;
$custom-light: #7d5fbd;
$custom-dark: #000000;

JSON

{
  "hex": "#381fa0",
  "rgb": {
    "r": 56,
    "g": 31,
    "b": 160
  },
  "hsl": {
    "h": 251.628,
    "s": 67.539,
    "l": 37.451
  },
  "oklch": {
    "l": 0.37316,
    "c": 0.19047,
    "h": 280.8
  },
  "luminance": 0.04359
}

Semantic roles & 50–950 ramp

primary

#381FA0

secondary

#AEC358

accent

#EA3DC9

background

#F8F5FB

surface

#EFEAF7

border

#CAC6D0

text

#0B0512

muted

#7C7981

Preview Lab

Preview with #381FA0

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

Preview Lab → · Contrast checker → · Palette generator →