#391B76#391B76

#391B76 is a dark, vivid violet. Relative luminance 0.030; OKLCH L 32.6% C 0.144 H 291.3°. Best body text is #FFFFFF at 13.19:1 contrast (WCAG AA passes).

Color values

HEX	#391B76
RGB	rgb(57, 27, 118)
HSL	hsl(260, 63%, 28%)
HSV	hsv(260, 77%, 46%)
CMYK	cmyk(51.7%, 77.1%, 0%, 53.7%)
CIE-LAB	lab(19.89, 36.91, -46.71)
CIE-LCH	lch(19.89, 59.53, 308.31°)
OKLab	oklab(32.59% 0.0523 -0.1341)
OKLCH	oklch(32.59% 0.144 291.3)
XYZ	xyz(5.3484, 2.9615, 17.4259)
Luminance	0.0296 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#391B76 #58761B

analogous

#1B2A76 #391B76 #661B76

triadic

#391B76 #76391B #1B7639

tetradic

#391B76 #761B2A #58761B #1B7666

square

#391B76 #761B2A #58761B #1B7666

split-complementary

#391B76 #76661B #2A761B

monochromatic

#0C0619 #211044 #391B76 #5126A8 #6C3AD2

Accessibility & contrast

On white

13.19

#391B76 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#391B76 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391B76

13.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391B76	#FFFFFF	#000000	##FFFFFF
##391B76	1.00	13.19	1.59	13.19
#FFFFFF	13.19	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.19	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003179

Deuteranopia (green-blind)

#002E74

Tritanopia (blue-blind)

#253447

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #391b76;
/* rgb */ color: rgb(57, 27, 118);
/* oklch */ color: oklch(32.6% 0.144 291.3);

Tailwind

colors: {
  custom: {
    50: '#765b9e',
    500: '#391b76',
    950: '#000000',
  },
}

SCSS

$custom: #391b76;
$custom-light: #765b9e;
$custom-dark: #000000;

JSON

{
  "hex": "#391b76",
  "rgb": {
    "r": 57,
    "g": 27,
    "b": 118
  },
  "hsl": {
    "h": 259.78,
    "s": 62.759,
    "l": 28.431
  },
  "oklch": {
    "l": 0.32589,
    "c": 0.14394,
    "h": 291.3
  },
  "luminance": 0.02962
}

Semantic roles & 50–950 ramp

primary

#391B76

secondary

#88AA42

accent

#E642B0

background

#F7F5F9

surface

#EEE9F2

border

#C9C5CC

text

#09040E

muted

#7B797E

Preview Lab

Preview with #391B76

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

Preview Lab → · Contrast checker → · Palette generator →