#391F9F#391F9F

#391F9F is a dark, vivid violet. Relative luminance 0.044; OKLCH L 37.3% C 0.189 H 281.4°. Best body text is #FFFFFF at 11.23:1 contrast (WCAG AA passes).

Color values

HEX	#391F9F
RGB	rgb(57, 31, 159)
HSL	hsl(252, 67%, 37%)
HSV	hsv(252, 81%, 62%)
CMYK	cmyk(64.2%, 80.5%, 0%, 37.6%)
CIE-LAB	lab(24.80, 47.13, -64.25)
CIE-LCH	lch(24.80, 79.68, 306.26°)
OKLab	oklab(37.29% 0.0374 -0.1854)
OKLCH	oklch(37.29% 0.189 281.4)
XYZ	xyz(8.4334, 4.3524, 33.1899)
Luminance	0.0435 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#391F9F #859F1F

analogous

#1F459F #391F9F #791F9F

triadic

#391F9F #9F391F #1F9F39

tetradic

#391F9F #9F1F45 #859F1F #1F9F79

square

#391F9F #9F1F45 #859F1F #1F9F79

split-complementary

#391F9F #9F791F #459F1F

monochromatic

#140B39 #27156C #391F9F #4B29D2 #755ADF

Accessibility & contrast

On white

11.23

#391F9F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#391F9F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #391F9F

11.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##391F9F	#FFFFFF	#000000	##FFFFFF
##391F9F	1.00	11.23	1.87	11.23
#FFFFFF	11.23	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003FA3

Deuteranopia (green-blind)

#00369D

Tritanopia (blue-blind)

#00465F

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #391f9f;
/* rgb */ color: rgb(57, 31, 159);
/* oklch */ color: oklch(37.3% 0.189 281.4);

Tailwind

colors: {
  custom: {
    50: '#7e5fbd',
    500: '#391f9f',
    950: '#000000',
  },
}

SCSS

$custom: #391f9f;
$custom-light: #7e5fbd;
$custom-dark: #000000;

JSON

{
  "hex": "#391f9f",
  "rgb": {
    "r": 57,
    "g": 31,
    "b": 159
  },
  "hsl": {
    "h": 252.188,
    "s": 67.368,
    "l": 37.255
  },
  "oklch": {
    "l": 0.37294,
    "c": 0.18912,
    "h": 281.4
  },
  "luminance": 0.04353
}

Semantic roles & 50–950 ramp

primary

#391F9F

secondary

#ADC357

accent

#EA3EC7

background

#F8F5FB

surface

#EFEAF7

border

#CAC6D0

text

#0B0512

muted

#7C7981

Preview Lab

Preview with #391F9F

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

Preview Lab → · Contrast checker → · Palette generator →