#B31A9B#B31A9B

#B31A9B is a mid, highly saturated purple. Relative luminance 0.127; OKLCH L 53.2% C 0.221 H 336.1°. Best body text is #FFFFFF at 5.94:1 contrast (WCAG AA passes).

Color values

HEX	#B31A9B
RGB	rgb(179, 26, 155)
HSL	hsl(309, 75%, 40%)
HSV	hsv(309, 85%, 70%)
CMYK	cmyk(0%, 85.5%, 13.4%, 29.8%)
CIE-LAB	lab(42.29, 68.56, -32.66)
CIE-LCH	lch(42.29, 75.94, 334.53°)
OKLab	oklab(53.21% 0.2017 -0.0893)
OKLCH	oklch(53.21% 0.221 336.1)
XYZ	xyz(24.8767, 12.6915, 32.1436)
Luminance	0.1269 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B31A9B #1AB332

analogous

#7F1AB3 #B31A9B #B31A4E

triadic

#B31A9B #9BB31A #1A9BB3

tetradic

#B31A9B #B37F1A #1AB332 #1A4EB3

square

#B31A9B #B37F1A #1AB332 #1A4EB3

split-complementary

#B31A9B #4EB31A #1AB37F

monochromatic

#480A3E #7E126D #B31A9B #E02AC4 #E860D2

Accessibility & contrast

On white

5.94

#B31A9B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.54

#B31A9B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B31A9B

5.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B31A9B	#FFFFFF	#000000	##FFFFFF
##B31A9B	1.00	5.94	3.54	5.94
#FFFFFF	5.94	1.00	21.00	1.00
#000000	3.54	21.00	1.00	21.00
##FFFFFF	5.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D569E

Deuteranopia (green-blind)

#596C98

Tritanopia (blue-blind)

#BD295D

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b31a9b;
/* rgb */ color: rgb(179, 26, 155);
/* oklch */ color: oklch(53.2% 0.221 336.1);

Tailwind

colors: {
  custom: {
    50: '#ce6eb9',
    500: '#b31a9b',
    950: '#000000',
  },
}

SCSS

$custom: #b31a9b;
$custom-light: #ce6eb9;
$custom-dark: #000000;

JSON

{
  "hex": "#b31a9b",
  "rgb": {
    "r": 179,
    "g": 26,
    "b": 155
  },
  "hsl": {
    "h": 309.412,
    "s": 74.634,
    "l": 40.196
  },
  "oklch": {
    "l": 0.53205,
    "c": 0.22054,
    "h": 336.1
  },
  "luminance": 0.12689
}

Semantic roles & 50–950 ramp

primary

#B31A9B

secondary

#5DCC6E

accent

#F15437

background

#FDF7FB

surface

#FAEDF6

border

#D3C8D0

text

#140811

muted

#837B80

Preview Lab

Preview with #B31A9B

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

Preview Lab → · Contrast checker → · Palette generator →