#381EA9#381EA9

#381EA9 is a dark, highly saturated violet. Relative luminance 0.046; OKLCH L 38.2% C 0.202 H 279.5°. Best body text is #FFFFFF at 10.90:1 contrast (WCAG AA passes).

Color values

HEX	#381EA9
RGB	rgb(56, 30, 169)
HSL	hsl(251, 70%, 39%)
HSV	hsv(251, 82%, 66%)
CMYK	cmyk(66.9%, 82.2%, 0%, 33.7%)
CIE-LAB	lab(25.66, 50.44, -68.90)
CIE-LCH	lch(25.66, 85.39, 306.21°)
OKLab	oklab(38.19% 0.0333 -0.1989)
OKLCH	oklch(38.19% 0.202 279.5)
XYZ	xyz(9.2543, 4.6331, 37.9350)
Luminance	0.0463 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#381EA9 #8FA91E

analogous

#1E4AA9 #381EA9 #7E1EA9

triadic

#381EA9 #A9381E #1EA938

tetradic

#381EA9 #A91E4A #8FA91E #1EA97E

square

#381EA9 #A91E4A #8FA91E #1EA97E

split-complementary

#381EA9 #A97E1E #4AA91E

monochromatic

#160C41 #271575 #381EA9 #4B2BD9 #775FE3

Accessibility & contrast

On white

10.90

#381EA9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.93

#381EA9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #381EA9

10.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##381EA9	#FFFFFF	#000000	##FFFFFF
##381EA9	1.00	10.90	1.93	10.90
#FFFFFF	10.90	1.00	21.00	1.00
#000000	1.93	21.00	1.00	21.00
##FFFFFF	10.90	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0042AD

Deuteranopia (green-blind)

#0037A7

Tritanopia (blue-blind)

#004965

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #381ea9;
/* rgb */ color: rgb(56, 30, 169);
/* oklch */ color: oklch(38.2% 0.202 279.5);

Tailwind

colors: {
  custom: {
    50: '#7f5fc4',
    500: '#381ea9',
    950: '#000000',
  },
}

SCSS

$custom: #381ea9;
$custom-light: #7f5fc4;
$custom-dark: #000000;

JSON

{
  "hex": "#381ea9",
  "rgb": {
    "r": 56,
    "g": 30,
    "b": 169
  },
  "hsl": {
    "h": 251.223,
    "s": 69.849,
    "l": 39.02
  },
  "oklch": {
    "l": 0.38192,
    "c": 0.2017,
    "h": 279.5
  },
  "luminance": 0.04634
}

Semantic roles & 50–950 ramp

primary

#381EA9

secondary

#B3C75C

accent

#ED3BCB

background

#F8F5FC

surface

#F0EAF8

border

#CBC6D1

text

#0C0513

muted

#7D7982

Preview Lab

Preview with #381EA9

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

Preview Lab → · Contrast checker → · Palette generator →