#431D5B#431D5B

#431D5B is a dark, moderate violet. Relative luminance 0.028; OKLCH L 31.8% C 0.110 H 309.8°. Best body text is #FFFFFF at 13.42:1 contrast (WCAG AA passes).

Color values

HEX	#431D5B
RGB	rgb(67, 29, 91)
HSL	hsl(277, 52%, 24%)
HSV	hsv(277, 68%, 36%)
CMYK	cmyk(26.4%, 68.1%, 0%, 64.3%)
CIE-LAB	lab(19.34, 30.44, -29.89)
CIE-LCH	lch(19.34, 42.67, 315.52°)
OKLab	oklab(31.78% 0.0702 -0.0843)
OKLCH	oklch(31.78% 0.11 309.8)
XYZ	xyz(4.6421, 2.8274, 10.1967)
Luminance	0.0283 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#431D5B #355B1D

analogous

#241D5B #431D5B #5B1D54

triadic

#431D5B #5B431D #1D5B43

tetradic

#431D5B #5B241D #355B1D #1D545B

square

#431D5B #5B241D #355B1D #1D545B

split-complementary

#431D5B #545B1D #1D5B24

monochromatic

#110717 #210E2D #431D5B #652C89 #873BB8

Accessibility & contrast

On white

13.42

#431D5B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#431D5B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #431D5B

13.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##431D5B	#FFFFFF	#000000	##FFFFFF
##431D5B	1.00	13.42	1.57	13.42
#FFFFFF	13.42	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D5D

Deuteranopia (green-blind)

#152F5A

Tritanopia (blue-blind)

#402939

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #431d5b;
/* rgb */ color: rgb(67, 29, 91);
/* oklch */ color: oklch(31.8% 0.110 309.8);

Tailwind

colors: {
  custom: {
    50: '#7a5c8a',
    500: '#431d5b',
    950: '#000000',
  },
}

SCSS

$custom: #431d5b;
$custom-light: #7a5c8a;
$custom-dark: #000000;

JSON

{
  "hex": "#431d5b",
  "rgb": {
    "r": 67,
    "g": 29,
    "b": 91
  },
  "hsl": {
    "h": 276.774,
    "s": 51.667,
    "l": 23.529
  },
  "oklch": {
    "l": 0.31782,
    "c": 0.10973,
    "h": 309.8
  },
  "luminance": 0.02827
}

Semantic roles & 50–950 ramp

primary

#431D5B

secondary

#619044

accent

#DB4D84

background

#F7F5F8

surface

#EEE9F0

border

#C9C5CB

text

#09040C

muted

#7B797D

Preview Lab

Preview with #431D5B

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

Preview Lab → · Contrast checker → · Palette generator →