#B31AA5#B31AA5

#B31AA5 is a mid, highly saturated purple. Relative luminance 0.130; OKLCH L 53.8% C 0.227 H 332.7°. Best body text is #FFFFFF at 5.82:1 contrast (WCAG AA passes).

Color values

HEX	#B31AA5
RGB	rgb(179, 26, 165)
HSL	hsl(305, 75%, 40%)
HSV	hsv(305, 85%, 70%)
CMYK	cmyk(0%, 85.5%, 7.8%, 29.8%)
CIE-LAB	lab(42.83, 69.98, -37.83)
CIE-LCH	lch(42.83, 79.55, 331.61°)
OKLab	oklab(53.76% 0.2019 -0.1042)
OKLCH	oklch(53.76% 0.227 332.7)
XYZ	xyz(25.7515, 13.0414, 36.7510)
Luminance	0.1304 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31AA5 #1AB328

analogous

#741AB3 #B31AA5 #B31A59

triadic

#B31AA5 #A5B31A #1AA5B3

tetradic

#B31AA5 #B3741A #1AB328 #1A59B3

square

#B31AA5 #B3741A #1AB328 #1A59B3

split-complementary

#B31AA5 #59B31A #1AB374

monochromatic

#480A42 #7E1274 #B31AA5 #E02ACF #E860DB

Accessibility & contrast

On white

5.82

#B31AA5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#B31AA5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31AA5

5.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31AA5	#FFFFFF	#000000	##FFFFFF
##B31AA5	1.00	5.82	3.61	5.82
#FFFFFF	5.82	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0858A8

Deuteranopia (green-blind)

#546CA2

Tritanopia (blue-blind)

#BB3063

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b31aa5;
/* rgb */ color: rgb(179, 26, 165);
/* oklch */ color: oklch(53.8% 0.227 332.7);

Tailwind

colors: {
  custom: {
    50: '#ce6ec0',
    500: '#b31aa5',
    950: '#000000',
  },
}

SCSS

$custom: #b31aa5;
$custom-light: #ce6ec0;
$custom-dark: #000000;

JSON

{
  "hex": "#b31aa5",
  "rgb": {
    "r": 179,
    "g": 26,
    "b": 165
  },
  "hsl": {
    "h": 305.49,
    "s": 74.634,
    "l": 40.196
  },
  "oklch": {
    "l": 0.53755,
    "c": 0.22716,
    "h": 332.7
  },
  "luminance": 0.13039
}

Semantic roles & 50–950 ramp

primary

#B31AA5

secondary

#5DCC67

accent

#F14837

background

#FDF7FB

surface

#FAEDF7

border

#D3C8D0

text

#140812

muted

#837B81

Preview Lab

Preview with #B31AA5

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

Preview Lab → · Contrast checker → · Palette generator →