#381B67#381B67

#381B67 is a dark, vivid violet. Relative luminance 0.026; OKLCH L 31.1% C 0.125 H 295.7°. Best body text is #FFFFFF at 13.81:1 contrast (WCAG AA passes).

Color values

HEX	#381B67
RGB	rgb(56, 27, 103)
HSL	hsl(263, 58%, 25%)
HSV	hsv(263, 74%, 40%)
CMYK	cmyk(45.6%, 73.8%, 0%, 59.6%)
CIE-LAB	lab(18.38, 32.29, -39.45)
CIE-LCH	lch(18.38, 50.98, 309.30°)
OKLab	oklab(31.06% 0.0542 -0.1128)
OKLCH	oklch(31.06% 0.125 295.7)
XYZ	xyz(4.4704, 2.6038, 13.0964)
Luminance	0.0260 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#381B67 #4A671B

analogous

#1B2467 #381B67 #5E1B67

triadic

#381B67 #67381B #1B6738

tetradic

#381B67 #671B24 #4A671B #1B675E

square

#381B67 #671B24 #4A671B #1B675E

split-complementary

#381B67 #675E1B #24671B

monochromatic

#0D0618 #1E0E37 #381B67 #522897 #6D34C8

Accessibility & contrast

On white

13.81

#381B67 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#381B67 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #381B67

13.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##381B67	#FFFFFF	#000000	##FFFFFF
##381B67	1.00	13.81	1.52	13.81
#FFFFFF	13.81	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D69

Deuteranopia (green-blind)

#002C65

Tritanopia (blue-blind)

#2B2E3F

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #381b67;
/* rgb */ color: rgb(56, 27, 103);
/* oklch */ color: oklch(31.1% 0.125 295.7);

Tailwind

colors: {
  custom: {
    50: '#735a93',
    500: '#381b67',
    950: '#000000',
  },
}

SCSS

$custom: #381b67;
$custom-light: #735a93;
$custom-dark: #000000;

JSON

{
  "hex": "#381b67",
  "rgb": {
    "r": 56,
    "g": 27,
    "b": 103
  },
  "hsl": {
    "h": 262.895,
    "s": 58.462,
    "l": 25.49
  },
  "oklch": {
    "l": 0.31064,
    "c": 0.12516,
    "h": 295.7
  },
  "luminance": 0.02604
}

Semantic roles & 50–950 ramp

primary

#381B67

secondary

#7A9C42

accent

#E246A6

background

#F7F5F9

surface

#EDE9F1

border

#C8C5CB

text

#08040D

muted

#7B797E

Preview Lab

Preview with #381B67

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

Preview Lab → · Contrast checker → · Palette generator →