#431B59#431B59

#431B59 is a dark, moderate violet. Relative luminance 0.027; OKLCH L 31.3% C 0.111 H 311.3°. Best body text is #FFFFFF at 13.64:1 contrast (WCAG AA passes).

Color values

HEX	#431B59
RGB	rgb(67, 27, 89)
HSL	hsl(279, 53%, 23%)
HSV	hsv(279, 70%, 35%)
CMYK	cmyk(24.7%, 69.7%, 0%, 65.1%)
CIE-LAB	lab(18.79, 31.04, -29.43)
CIE-LCH	lch(18.79, 42.77, 316.52°)
OKLab	oklab(31.34% 0.073 -0.083)
OKLCH	oklch(31.34% 0.111 311.3)
XYZ	xyz(4.5095, 2.6985, 9.7326)
Luminance	0.0270 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#431B59 #31591B

analogous

#241B59 #431B59 #591B50

triadic

#431B59 #59431B #1B5943

tetradic

#431B59 #59241B #31591B #1B5059

square

#431B59 #59241B #31591B #1B5059

split-complementary

#431B59 #50591B #1B5924

monochromatic

#120717 #200D2A #431B59 #662988 #8A37B7

Accessibility & contrast

On white

13.64

#431B59 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.54

#431B59 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #431B59

13.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##431B59	#FFFFFF	#000000	##FFFFFF
##431B59	1.00	13.64	1.54	13.64
#FFFFFF	13.64	1.00	21.00	1.00
#000000	1.54	21.00	1.00	21.00
##FFFFFF	13.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002C5B

Deuteranopia (green-blind)

#152E58

Tritanopia (blue-blind)

#402737

Achromatopsia (no color)

#2E2E2E

Design tokens & code

CSS

--color: #431b59;
/* rgb */ color: rgb(67, 27, 89);
/* oklch */ color: oklch(31.3% 0.111 311.3);

Tailwind

colors: {
  custom: {
    50: '#7a5a88',
    500: '#431b59',
    950: '#000000',
  },
}

SCSS

$custom: #431b59;
$custom-light: #7a5a88;
$custom-dark: #000000;

JSON

{
  "hex": "#431b59",
  "rgb": {
    "r": 67,
    "g": 27,
    "b": 89
  },
  "hsl": {
    "h": 278.71,
    "s": 53.448,
    "l": 22.745
  },
  "oklch": {
    "l": 0.31342,
    "c": 0.11052,
    "h": 311.3
  },
  "luminance": 0.02698
}

Semantic roles & 50–950 ramp

primary

#431B59

secondary

#5D8F41

accent

#DD4B7F

background

#F7F5F8

surface

#EEE9F0

border

#C9C5CB

text

#09040B

muted

#7B797C

Preview Lab

Preview with #431B59

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

Preview Lab → · Contrast checker → · Palette generator →