#431B53#431B53

#431B53 is a dark, moderate purple. Relative luminance 0.026; OKLCH L 30.9% C 0.103 H 315.0°. Best body text is #FFFFFF at 13.81:1 contrast (WCAG AA passes).

Color values

HEX	#431B53
RGB	rgb(67, 27, 83)
HSL	hsl(283, 51%, 22%)
HSV	hsv(283, 67%, 33%)
CMYK	cmyk(19.3%, 67.5%, 0%, 67.5%)
CIE-LAB	lab(18.37, 29.56, -26.08)
CIE-LCH	lch(18.37, 39.42, 318.58°)
OKLab	oklab(30.9% 0.0732 -0.0731)
OKLCH	oklch(30.9% 0.103 315)
XYZ	xyz(4.2678, 2.6018, 8.4593)
Luminance	0.0260 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#431B53 #2B531B

analogous

#271B53 #431B53 #531B47

triadic

#431B53 #53431B #1B5343

tetradic

#431B53 #53271B #2B531B #1B4753

square

#431B53 #53271B #2B531B #1B4753

split-complementary

#431B53 #47531B #1B5327

monochromatic

#130817 #1E0C25 #431B53 #682A81 #8E39AF

Accessibility & contrast

On white

13.81

#431B53 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.52

#431B53 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #431B53

13.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##431B53	#FFFFFF	#000000	##FFFFFF
##431B53	1.00	13.81	1.52	13.81
#FFFFFF	13.81	1.00	21.00	1.00
#000000	1.52	21.00	1.00	21.00
##FFFFFF	13.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#082A55

Deuteranopia (green-blind)

#1A2E52

Tritanopia (blue-blind)

#422534

Achromatopsia (no color)

#2D2D2D

Design tokens & code

CSS

--color: #431b53;
/* rgb */ color: rgb(67, 27, 83);
/* oklch */ color: oklch(30.9% 0.103 315.0);

Tailwind

colors: {
  custom: {
    50: '#795a84',
    500: '#431b53',
    950: '#000000',
  },
}

SCSS

$custom: #431b53;
$custom-light: #795a84;
$custom-dark: #000000;

JSON

{
  "hex": "#431b53",
  "rgb": {
    "r": 67,
    "g": 27,
    "b": 83
  },
  "hsl": {
    "h": 282.857,
    "s": 50.909,
    "l": 21.569
  },
  "oklch": {
    "l": 0.30903,
    "c": 0.10347,
    "h": 315
  },
  "luminance": 0.02602
}

Semantic roles & 50–950 ramp

primary

#431B53

secondary

#558941

accent

#DA4D76

background

#F7F5F8

surface

#EEE9EF

border

#C9C5CA

text

#09040B

muted

#7B797C

Preview Lab

Preview with #431B53

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

Preview Lab → · Contrast checker → · Palette generator →