#381B87#381B87

#381B87 is a dark, vivid violet. Relative luminance 0.034; OKLCH L 34.2% C 0.165 H 286.2°. Best body text is #FFFFFF at 12.54:1 contrast (WCAG AA passes).

Color values

HEX	#381B87
RGB	rgb(56, 27, 135)
HSL	hsl(256, 67%, 32%)
HSV	hsv(256, 80%, 53%)
CMYK	cmyk(58.5%, 80%, 0%, 47.1%)
CIE-LAB	lab(21.48, 41.80, -54.89)
CIE-LCH	lch(21.48, 68.99, 307.29°)
OKLab	oklab(34.2% 0.0458 -0.1581)
OKLCH	oklch(34.2% 0.165 286.2)
XYZ	xyz(6.3947, 3.3735, 23.2312)
Luminance	0.0337 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#381B87 #6A871B

analogous

#1B3487 #381B87 #6E1B87

triadic

#381B87 #87381B #1B8738

tetradic

#381B87 #871B34 #6A871B #1B876E

square

#381B87 #871B34 #6A871B #1B876E

split-complementary

#381B87 #876E1B #34871B

monochromatic

#0E0721 #231154 #381B87 #4D25BA #6B43D9

Accessibility & contrast

On white

12.54

#381B87 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.67

#381B87 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #381B87

12.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##381B87	#FFFFFF	#000000	##FFFFFF
##381B87	1.00	12.54	1.67	12.54
#FFFFFF	12.54	1.00	21.00	1.00
#000000	1.67	21.00	1.00	21.00
##FFFFFF	12.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00368A

Deuteranopia (green-blind)

#003085

Tritanopia (blue-blind)

#113A51

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #381b87;
/* rgb */ color: rgb(56, 27, 135);
/* oklch */ color: oklch(34.2% 0.165 286.2);

Tailwind

colors: {
  custom: {
    50: '#795cab',
    500: '#381b87',
    950: '#000000',
  },
}

SCSS

$custom: #381b87;
$custom-light: #795cab;
$custom-dark: #000000;

JSON

{
  "hex": "#381b87",
  "rgb": {
    "r": 56,
    "g": 27,
    "b": 135
  },
  "hsl": {
    "h": 256.111,
    "s": 66.667,
    "l": 31.765
  },
  "oklch": {
    "l": 0.34196,
    "c": 0.16456,
    "h": 286.2
  },
  "luminance": 0.03374
}

Semantic roles & 50–950 ramp

primary

#381B87

secondary

#9ABA44

accent

#EA3EBC

background

#F7F5FA

surface

#EEE9F4

border

#C9C5CE

text

#0A0410

muted

#7C797F

Preview Lab

Preview with #381B87

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

Preview Lab → · Contrast checker → · Palette generator →