#431B80#431B80

#431B80 is a dark, vivid violet. Relative luminance 0.035; OKLCH L 34.7% C 0.156 H 294.8°. Best body text is #FFFFFF at 12.30:1 contrast (WCAG AA passes).

Color values

HEX	#431B80
RGB	rgb(67, 27, 128)
HSL	hsl(264, 65%, 30%)
HSV	hsv(264, 79%, 50%)
CMYK	cmyk(47.7%, 78.9%, 0%, 49.8%)
CIE-LAB	lab(22.07, 41.43, -49.46)
CIE-LCH	lch(22.07, 64.51, 309.95°)
OKLab	oklab(34.7% 0.0656 -0.1418)
OKLCH	oklch(34.7% 0.156 294.8)
XYZ	xyz(6.6019, 3.5355, 20.7525)
Luminance	0.0354 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#431B80 #58801B

analogous

#1B2680 #431B80 #751B80

triadic

#431B80 #80431B #1B8043

tetradic

#431B80 #801B26 #58801B #1B8075

square

#431B80 #801B26 #58801B #1B8075

split-complementary

#431B80 #80751B #26801B

monochromatic

#0E061B #29104D #431B80 #5D26B3 #7B3FD6

Accessibility & contrast

On white

12.30

#431B80 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#431B80 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #431B80

12.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##431B80	#FFFFFF	#000000	##FFFFFF
##431B80	1.00	12.30	1.71	12.30
#FFFFFF	12.30	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003683

Deuteranopia (green-blind)

#00337E

Tritanopia (blue-blind)

#31374D

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #431b80;
/* rgb */ color: rgb(67, 27, 128);
/* oklch */ color: oklch(34.7% 0.156 294.8);

Tailwind

colors: {
  custom: {
    50: '#7e5ca6',
    500: '#431b80',
    950: '#000000',
  },
}

SCSS

$custom: #431b80;
$custom-light: #7e5ca6;
$custom-dark: #000000;

JSON

{
  "hex": "#431b80",
  "rgb": {
    "r": 67,
    "g": 27,
    "b": 128
  },
  "hsl": {
    "h": 263.762,
    "s": 65.161,
    "l": 30.392
  },
  "oklch": {
    "l": 0.34695,
    "c": 0.15621,
    "h": 294.8
  },
  "luminance": 0.03536
}

Semantic roles & 50–950 ramp

primary

#431B80

secondary

#87B443

accent

#E840A5

background

#F8F5FA

surface

#EFE9F4

border

#CAC5CE

text

#0B040F

muted

#7C797F

Preview Lab

Preview with #431B80

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

Preview Lab → · Contrast checker → · Palette generator →