#391B5E#391B5E

#391B5E is a dark, moderate violet. Relative luminance 0.025; OKLCH L 30.4% C 0.114 H 300.2°. Best body text is #FFFFFF at 14.07:1 contrast (WCAG AA passes).

Color values

HEX	#391B5E
RGB	rgb(57, 27, 94)
HSL	hsl(267, 55%, 24%)
HSV	hsv(267, 71%, 37%)
CMYK	cmyk(39.4%, 71.3%, 0%, 63.1%)
CIE-LAB	lab(17.75, 29.89, -34.53)
CIE-LCH	lch(17.75, 45.67, 310.88°)
OKLab	oklab(30.4% 0.0573 -0.0983)
OKLCH	oklch(30.4% 0.114 300.2)
XYZ	xyz(4.0992, 2.4618, 10.8467)
Luminance	0.0246 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Dark Indigo

#1F0954

ΔE00 5.68

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#391B5E #405E1B

analogous

#1B1E5E #391B5E #5A1B5E

triadic

#391B5E #5E391B #1B5E39

tetradic

#391B5E #5E1B1E #405E1B #1B5E5A

square

#391B5E #5E1B1E #405E1B #1B5E5A

split-complementary

#391B5E #5E5A1B #1E5E1B

monochromatic

#0E0718 #1C0D2E #391B5E #56298E #7336BD

Accessibility & contrast

On white

14.07

#391B5E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.49

#391B5E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391B5E

14.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391B5E	#FFFFFF	#000000	##FFFFFF
##391B5E	1.00	14.07	1.49	14.07
#FFFFFF	14.07	1.00	21.00	1.00
#000000	1.49	21.00	1.00	21.00
##FFFFFF	14.07	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B60

Deuteranopia (green-blind)

#002B5D

Tritanopia (blue-blind)

#312A3A

Achromatopsia (no color)

#2B2B2B

Design tokens & code

CSS

--color: #391b5e;
/* rgb */ color: rgb(57, 27, 94);
/* oklch */ color: oklch(30.4% 0.114 300.2);

Tailwind

colors: {
  custom: {
    50: '#735a8c',
    500: '#391b5e',
    950: '#000000',
  },
}

SCSS

$custom: #391b5e;
$custom-light: #735a8c;
$custom-dark: #000000;

JSON

{
  "hex": "#391b5e",
  "rgb": {
    "r": 57,
    "g": 27,
    "b": 94
  },
  "hsl": {
    "h": 266.866,
    "s": 55.372,
    "l": 23.725
  },
  "oklch": {
    "l": 0.30398,
    "c": 0.11379,
    "h": 300.2
  },
  "luminance": 0.02462
}

Semantic roles & 50–950 ramp

primary

#391B5E

secondary

#6F9441

accent

#DF499C

background

#F7F5F8

surface

#EDE9F0

border

#C8C5CB

text

#08040C

muted

#7B797D

Preview Lab

Preview with #391B5E

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

Preview Lab → · Contrast checker → · Palette generator →