#391F76#391F76

#391F76 is a dark, vivid violet. Relative luminance 0.032; OKLCH L 33.1% C 0.139 H 290.4°. Best body text is #FFFFFF at 12.87:1 contrast (WCAG AA passes).

Color values

HEX	#391F76
RGB	rgb(57, 31, 118)
HSL	hsl(258, 58%, 29%)
HSV	hsv(258, 74%, 46%)
CMYK	cmyk(51.7%, 73.7%, 0%, 53.7%)
CIE-LAB	lab(20.66, 34.73, -45.44)
CIE-LCH	lch(20.66, 57.19, 307.39°)
OKLab	oklab(33.14% 0.0485 -0.1304)
OKLCH	oklch(33.14% 0.139 290.4)
XYZ	xyz(5.4464, 3.1576, 17.4585)
Luminance	0.0316 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#391F76 #5C761F

analogous

#1F3176 #391F76 #651F76

triadic

#391F76 #76391F #1F7639

tetradic

#391F76 #761F31 #5C761F #1F7665

square

#391F76 #761F31 #5C761F #1F7665

split-complementary

#391F76 #76651F #31761F

monochromatic

#0C0618 #221246 #391F76 #502CA6 #6C42CD

Accessibility & contrast

On white

12.87

#391F76 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#391F76 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391F76

12.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391F76	#FFFFFF	#000000	##FFFFFF
##391F76	1.00	12.87	1.63	12.87
#FFFFFF	12.87	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003379

Deuteranopia (green-blind)

#003074

Tritanopia (blue-blind)

#243648

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #391f76;
/* rgb */ color: rgb(57, 31, 118);
/* oklch */ color: oklch(33.1% 0.139 290.4);

Tailwind

colors: {
  custom: {
    50: '#765d9e',
    500: '#391f76',
    950: '#000000',
  },
}

SCSS

$custom: #391f76;
$custom-light: #765d9e;
$custom-dark: #000000;

JSON

{
  "hex": "#391f76",
  "rgb": {
    "r": 57,
    "g": 31,
    "b": 118
  },
  "hsl": {
    "h": 257.931,
    "s": 58.389,
    "l": 29.216
  },
  "oklch": {
    "l": 0.33138,
    "c": 0.13913,
    "h": 290.4
  },
  "luminance": 0.03158
}

Semantic roles & 50–950 ramp

primary

#391F76

secondary

#8CAA47

accent

#E246B3

background

#F7F5F9

surface

#EDE9F2

border

#C8C5CC

text

#09040E

muted

#7B797E

Preview Lab

Preview with #391F76

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

Preview Lab → · Contrast checker → · Palette generator →