#431B88#431B88

#431B88 is a dark, vivid violet. Relative luminance 0.038; OKLCH L 35.5% C 0.165 H 292.4°. Best body text is #FFFFFF at 11.99:1 contrast (WCAG AA passes).

Color values

HEX	#431B88
RGB	rgb(67, 27, 136)
HSL	hsl(262, 67%, 32%)
HSV	hsv(262, 80%, 53%)
CMYK	cmyk(50.7%, 80.1%, 0%, 46.7%)
CIE-LAB	lab(22.84, 43.64, -53.23)
CIE-LCH	lch(22.84, 68.83, 309.35°)
OKLab	oklab(35.47% 0.0631 -0.1528)
OKLCH	oklch(35.47% 0.165 292.4)
XYZ	xyz(7.1494, 3.7545, 23.6358)
Luminance	0.0376 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#431B88 #60881B

analogous

#1B2A88 #431B88 #7A1B88

triadic

#431B88 #88431B #1B8843

tetradic

#431B88 #881B2A #60881B #1B887A

square

#431B88 #881B2A #60881B #1B887A

split-complementary

#431B88 #887A1B #2A881B

monochromatic

#110722 #2A1155 #431B88 #5C25BB #7B44DA

Accessibility & contrast

On white

11.99

#431B88 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#431B88 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #431B88

11.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##431B88	#FFFFFF	#000000	##FFFFFF
##431B88	1.00	11.99	1.75	11.99
#FFFFFF	11.99	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	11.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00388B

Deuteranopia (green-blind)

#003486

Tritanopia (blue-blind)

#2C3A51

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #431b88;
/* rgb */ color: rgb(67, 27, 136);
/* oklch */ color: oklch(35.5% 0.165 292.4);

Tailwind

colors: {
  custom: {
    50: '#7f5dac',
    500: '#431b88',
    950: '#000000',
  },
}

SCSS

$custom: #431b88;
$custom-light: #7f5dac;
$custom-dark: #000000;

JSON

{
  "hex": "#431b88",
  "rgb": {
    "r": 67,
    "g": 27,
    "b": 136
  },
  "hsl": {
    "h": 262.018,
    "s": 66.871,
    "l": 31.961
  },
  "oklch": {
    "l": 0.35468,
    "c": 0.16537,
    "h": 292.4
  },
  "luminance": 0.03755
}

Semantic roles & 50–950 ramp

primary

#431B88

secondary

#8FBB44

accent

#EA3EAB

background

#F8F5FA

surface

#EFE9F4

border

#CAC5CE

text

#0B0410

muted

#7C797F

Preview Lab

Preview with #431B88

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

Preview Lab → · Contrast checker → · Palette generator →