#381EA8#381EA8

#381EA8 is a dark, highly saturated violet. Relative luminance 0.046; OKLCH L 38.1% C 0.201 H 279.6°. Best body text is #FFFFFF at 10.94:1 contrast (WCAG AA passes).

Color values

HEX	#381EA8
RGB	rgb(56, 30, 168)
HSL	hsl(251, 70%, 39%)
HSV	hsv(251, 82%, 66%)
CMYK	cmyk(66.7%, 82.1%, 0%, 34.1%)
CIE-LAB	lab(25.55, 50.15, -68.48)
CIE-LCH	lch(25.55, 84.88, 306.22°)
OKLab	oklab(38.08% 0.0336 -0.1977)
OKLCH	oklch(38.08% 0.201 279.6)
XYZ	xyz(9.1608, 4.5957, 37.4425)
Luminance	0.0460 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#381EA8 #8EA81E

analogous

#1E49A8 #381EA8 #7D1EA8

triadic

#381EA8 #A8381E #1EA838

tetradic

#381EA8 #A81E49 #8EA81E #1EA87D

square

#381EA8 #A81E49 #8EA81E #1EA87D

split-complementary

#381EA8 #A87D1E #49A81E

monochromatic

#150B40 #271574 #381EA8 #4B2AD9 #775EE2

Accessibility & contrast

On white

10.94

#381EA8 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.92

#381EA8 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #381EA8

10.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##381EA8	#FFFFFF	#000000	##FFFFFF
##381EA8	1.00	10.94	1.92	10.94
#FFFFFF	10.94	1.00	21.00	1.00
#000000	1.92	21.00	1.00	21.00
##FFFFFF	10.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0041AC

Deuteranopia (green-blind)

#0037A6

Tritanopia (blue-blind)

#004964

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #381ea8;
/* rgb */ color: rgb(56, 30, 168);
/* oklch */ color: oklch(38.1% 0.201 279.6);

Tailwind

colors: {
  custom: {
    50: '#7f5fc3',
    500: '#381ea8',
    950: '#000000',
  },
}

SCSS

$custom: #381ea8;
$custom-light: #7f5fc3;
$custom-dark: #000000;

JSON

{
  "hex": "#381ea8",
  "rgb": {
    "r": 56,
    "g": 30,
    "b": 168
  },
  "hsl": {
    "h": 251.304,
    "s": 69.697,
    "l": 38.824
  },
  "oklch": {
    "l": 0.38081,
    "c": 0.20055,
    "h": 279.6
  },
  "luminance": 0.04596
}

Semantic roles & 50–950 ramp

primary

#381EA8

secondary

#B2C75B

accent

#ED3BCB

background

#F8F5FC

surface

#F0EAF8

border

#CBC6D1

text

#0C0513

muted

#7D7982

Preview Lab

Preview with #381EA8

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

Preview Lab → · Contrast checker → · Palette generator →