#381B56#381B56

#381B56 is a dark, moderate violet. Relative luminance 0.023; OKLCH L 29.6% C 0.103 H 303.2°. Best body text is #FFFFFF at 14.39:1 contrast (WCAG AA passes).

Color values

HEX	#381B56
RGB	rgb(56, 27, 86)
HSL	hsl(269, 52%, 22%)
HSV	hsv(269, 69%, 34%)
CMYK	cmyk(34.9%, 68.6%, 0%, 66.3%)
CIE-LAB	lab(16.97, 27.37, -30.44)
CIE-LCH	lch(16.97, 40.93, 311.96°)
OKLab	oklab(29.61% 0.0566 -0.0863)
OKLCH	oklch(29.61% 0.103 303.2)
XYZ	xyz(3.7021, 2.2965, 9.0505)
Luminance	0.0230 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#381B56 #39561B

analogous

#1B1B56 #381B56 #561B56

triadic

#381B56 #56381B #1B5638

tetradic

#381B56 #561B1B #39561B #1B5656

square

#381B56 #561B1B #39561B #1B5656

split-complementary

#381B56 #56561B #1B561B

monochromatic

#0F0717 #1A0C27 #381B56 #562A85 #7538B3

Accessibility & contrast

On white

14.39

#381B56 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.46

#381B56 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #381B56

14.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##381B56	#FFFFFF	#000000	##FFFFFF
##381B56	1.00	14.39	1.46	14.39
#FFFFFF	14.39	1.00	21.00	1.00
#000000	1.46	21.00	1.00	21.00
##FFFFFF	14.39	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002958

Deuteranopia (green-blind)

#092A55

Tritanopia (blue-blind)

#322835

Achromatopsia (no color)

#2A2A2A

Design tokens & code

CSS

--color: #381b56;
/* rgb */ color: rgb(56, 27, 86);
/* oklch */ color: oklch(29.6% 0.103 303.2);

Tailwind

colors: {
  custom: {
    50: '#715986',
    500: '#381b56',
    950: '#000000',
  },
}

SCSS

$custom: #381b56;
$custom-light: #715986;
$custom-dark: #000000;

JSON

{
  "hex": "#381b56",
  "rgb": {
    "r": 56,
    "g": 27,
    "b": 86
  },
  "hsl": {
    "h": 269.492,
    "s": 52.212,
    "l": 22.157
  },
  "oklch": {
    "l": 0.29608,
    "c": 0.10321,
    "h": 303.2
  },
  "luminance": 0.02297
}

Semantic roles & 50–950 ramp

primary

#381B56

secondary

#678C41

accent

#DC4C95

background

#F7F5F8

surface

#EDE9EF

border

#C8C5CA

text

#08030B

muted

#7B787C

Preview Lab

Preview with #381B56

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

Preview Lab → · Contrast checker → · Palette generator →