#431F88#431F88

#431F88 is a dark, vivid violet. Relative luminance 0.040; OKLCH L 35.9% C 0.161 H 291.8°. Best body text is #FFFFFF at 11.73:1 contrast (WCAG AA passes).

Color values

HEX	#431F88
RGB	rgb(67, 31, 136)
HSL	hsl(261, 63%, 33%)
HSV	hsv(261, 77%, 53%)
CMYK	cmyk(50.7%, 77.2%, 0%, 46.7%)
CIE-LAB	lab(23.51, 41.73, -52.14)
CIE-LCH	lch(23.51, 66.78, 308.68°)
OKLab	oklab(35.93% 0.0599 -0.1497)
OKLCH	oklch(35.93% 0.161 291.8)
XYZ	xyz(7.2474, 3.9506, 23.6684)
Luminance	0.0395 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#431F88 #64881F

analogous

#1F3088 #431F88 #771F88

triadic

#431F88 #88431F #1F8843

tetradic

#431F88 #881F30 #64881F #1F8877

square

#431F88 #881F30 #64881F #1F8877

split-complementary

#431F88 #88771F #30881F

monochromatic

#120824 #2A1456 #431F88 #5C2ABA #7B4BD6

Accessibility & contrast

On white

11.73

#431F88 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.79

#431F88 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #431F88

11.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##431F88	#FFFFFF	#000000	##FFFFFF
##431F88	1.00	11.73	1.79	11.73
#FFFFFF	11.73	1.00	21.00	1.00
#000000	1.79	21.00	1.00	21.00
##FFFFFF	11.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A8B

Deuteranopia (green-blind)

#003686

Tritanopia (blue-blind)

#2C3C52

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #431f88;
/* rgb */ color: rgb(67, 31, 136);
/* oklch */ color: oklch(35.9% 0.161 291.8);

Tailwind

colors: {
  custom: {
    50: '#7f5fac',
    500: '#431f88',
    950: '#000000',
  },
}

SCSS

$custom: #431f88;
$custom-light: #7f5fac;
$custom-dark: #000000;

JSON

{
  "hex": "#431f88",
  "rgb": {
    "r": 67,
    "g": 31,
    "b": 136
  },
  "hsl": {
    "h": 260.571,
    "s": 62.874,
    "l": 32.745
  },
  "oklch": {
    "l": 0.35933,
    "c": 0.16121,
    "h": 291.8
  },
  "luminance": 0.03951
}

Semantic roles & 50–950 ramp

primary

#431F88

secondary

#93B94A

accent

#E642AE

background

#F8F5FA

surface

#EFE9F4

border

#CAC5CE

text

#0B0510

muted

#7C797F

Preview Lab

Preview with #431F88

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

Preview Lab → · Contrast checker → · Palette generator →