#381B69#381B69

#381B69 is a dark, vivid violet. Relative luminance 0.026; OKLCH L 31.2% C 0.128 H 294.9°. Best body text is #FFFFFF at 13.73:1 contrast (WCAG AA passes).

Color values

HEX	#381B69
RGB	rgb(56, 27, 105)
HSL	hsl(262, 59%, 26%)
HSV	hsv(262, 74%, 41%)
CMYK	cmyk(46.7%, 74.3%, 0%, 58.8%)
CIE-LAB	lab(18.56, 32.88, -40.47)
CIE-LCH	lch(18.56, 52.14, 309.09°)
OKLab	oklab(31.25% 0.0538 -0.1158)
OKLCH	oklch(31.25% 0.128 294.9)
XYZ	xyz(4.5719, 2.6444, 13.6314)
Luminance	0.0265 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#381B69 #4C691B

analogous

#1B2569 #381B69 #5F1B69

triadic

#381B69 #69381B #1B6938

tetradic

#381B69 #691B25 #4C691B #1B695F

square

#381B69 #691B25 #4C691B #1B695F

split-complementary

#381B69 #695F1B #25691B

monochromatic

#0D0618 #1E0E38 #381B69 #52289A #6C34CA

Accessibility & contrast

On white

13.73

#381B69 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.53

#381B69 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #381B69

13.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##381B69	#FFFFFF	#000000	##FFFFFF
##381B69	1.00	13.73	1.53	13.73
#FFFFFF	13.73	1.00	21.00	1.00
#000000	1.53	21.00	1.00	21.00
##FFFFFF	13.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002E6B

Deuteranopia (green-blind)

#002C67

Tritanopia (blue-blind)

#2A2F40

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #381b69;
/* rgb */ color: rgb(56, 27, 105);
/* oklch */ color: oklch(31.2% 0.128 294.9);

Tailwind

colors: {
  custom: {
    50: '#745a95',
    500: '#381b69',
    950: '#000000',
  },
}

SCSS

$custom: #381b69;
$custom-light: #745a95;
$custom-dark: #000000;

JSON

{
  "hex": "#381b69",
  "rgb": {
    "r": 56,
    "g": 27,
    "b": 105
  },
  "hsl": {
    "h": 262.308,
    "s": 59.091,
    "l": 25.882
  },
  "oklch": {
    "l": 0.31246,
    "c": 0.1277,
    "h": 294.9
  },
  "luminance": 0.02645
}

Semantic roles & 50–950 ramp

primary

#381B69

secondary

#7C9E42

accent

#E246A8

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#09040D

muted

#7B797E

Preview Lab

Preview with #381B69

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

Preview Lab → · Contrast checker → · Palette generator →