#381B4F#381B4F

#381B4F is a dark, moderate violet. Relative luminance 0.022; OKLCH L 29.1% C 0.094 H 307.2°. Best body text is #FFFFFF at 14.61:1 contrast (WCAG AA passes).

Color values

HEX	#381B4F
RGB	rgb(56, 27, 79)
HSL	hsl(273, 49%, 21%)
HSV	hsv(273, 66%, 31%)
CMYK	cmyk(29.1%, 65.8%, 0%, 69%)
CIE-LAB	lab(16.45, 25.42, -26.53)
CIE-LCH	lch(16.45, 36.74, 313.77°)
OKLab	oklab(29.06% 0.0569 -0.0749)
OKLCH	oklch(29.06% 0.094 307.2)
XYZ	xyz(3.4338, 2.1892, 7.6373)
Luminance	0.0219 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#381B4F #324F1B

analogous

#1E1B4F #381B4F #4F1B4C

triadic

#381B4F #4F381B #1B4F38

tetradic

#381B4F #4F1E1B #324F1B #1B4C4F

square

#381B4F #4F1E1B #324F1B #1B4C4F

split-complementary

#381B4F #4C4F1B #1B4F1E

monochromatic

#100817 #180B21 #381B4F #582B7D #793AAA

Accessibility & contrast

On white

14.61

#381B4F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.44

#381B4F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #381B4F

14.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##381B4F	#FFFFFF	#000000	##FFFFFF
##381B4F	1.00	14.61	1.44	14.61
#FFFFFF	14.61	1.00	21.00	1.00
#000000	1.44	21.00	1.00	21.00
##FFFFFF	14.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#052851

Deuteranopia (green-blind)

#12294E

Tritanopia (blue-blind)

#342532

Achromatopsia (no color)

#292929

Design tokens & code

CSS

--color: #381b4f;
/* rgb */ color: rgb(56, 27, 79);
/* oklch */ color: oklch(29.1% 0.094 307.2);

Tailwind

colors: {
  custom: {
    50: '#715981',
    500: '#381b4f',
    950: '#000000',
  },
}

SCSS

$custom: #381b4f;
$custom-light: #715981;
$custom-dark: #000000;

JSON

{
  "hex": "#381b4f",
  "rgb": {
    "r": 56,
    "g": 27,
    "b": 79
  },
  "hsl": {
    "h": 273.462,
    "s": 49.057,
    "l": 20.784
  },
  "oklch": {
    "l": 0.29062,
    "c": 0.09402,
    "h": 307.2
  },
  "luminance": 0.02189
}

Semantic roles & 50–950 ramp

primary

#381B4F

secondary

#5F8541

accent

#D94F8C

background

#F6F5F7

surface

#ECE9EE

border

#C7C5C9

text

#08030A

muted

#7B787C

Preview Lab

Preview with #381B4F

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

Preview Lab → · Contrast checker → · Palette generator →