#381B5D#381B5D

#381B5D is a dark, moderate violet. Relative luminance 0.024; OKLCH L 30.2% C 0.112 H 299.8°. Best body text is #FFFFFF at 14.16:1 contrast (WCAG AA passes).

Color values

HEX	#381B5D
RGB	rgb(56, 27, 93)
HSL	hsl(266, 55%, 24%)
HSV	hsv(266, 71%, 36%)
CMYK	cmyk(39.8%, 71%, 0%, 63.5%)
CIE-LAB	lab(17.53, 29.37, -34.22)
CIE-LCH	lch(17.53, 45.10, 310.63°)
OKLab	oklab(30.19% 0.0559 -0.0974)
OKLCH	oklch(30.19% 0.112 299.8)
XYZ	xyz(3.9981, 2.4149, 10.6093)
Luminance	0.0242 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Dark Indigo

#1F0954

ΔE00 5.58

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#381B5D #405D1B

analogous

#1B1F5D #381B5D #591B5D

triadic

#381B5D #5D381B #1B5D38

tetradic

#381B5D #5D1B1F #405D1B #1B5D59

square

#381B5D #5D1B1F #405D1B #1B5D59

split-complementary

#381B5D #5D591B #1F5D1B

monochromatic

#0E0718 #1B0D2E #381B5D #55298C #7137BC

Accessibility & contrast

On white

14.16

#381B5D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.48

#381B5D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #381B5D

14.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##381B5D	#FFFFFF	#000000	##FFFFFF
##381B5D	1.00	14.16	1.48	14.16
#FFFFFF	14.16	1.00	21.00	1.00
#000000	1.48	21.00	1.00	21.00
##FFFFFF	14.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B5F

Deuteranopia (green-blind)

#002A5C

Tritanopia (blue-blind)

#302A39

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #381b5d;
/* rgb */ color: rgb(56, 27, 93);
/* oklch */ color: oklch(30.2% 0.112 299.8);

Tailwind

colors: {
  custom: {
    50: '#72598b',
    500: '#381b5d',
    950: '#000000',
  },
}

SCSS

$custom: #381b5d;
$custom-light: #72598b;
$custom-dark: #000000;

JSON

{
  "hex": "#381b5d",
  "rgb": {
    "r": 56,
    "g": 27,
    "b": 93
  },
  "hsl": {
    "h": 266.364,
    "s": 55,
    "l": 23.529
  },
  "oklch": {
    "l": 0.30187,
    "c": 0.11232,
    "h": 299.8
  },
  "luminance": 0.02415
}

Semantic roles & 50–950 ramp

primary

#381B5D

secondary

#6F9341

accent

#DE499D

background

#F7F5F8

surface

#EDE9F0

border

#C8C5CB

text

#08040C

muted

#7B797D

Preview Lab

Preview with #381B5D

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

Preview Lab → · Contrast checker → · Palette generator →