#A51B90#A51B90

#A51B90 is a mid, highly saturated purple. Relative luminance 0.108; OKLCH L 50.4% C 0.206 H 335.7°. Best body text is #FFFFFF at 6.65:1 contrast (WCAG AA passes).

Color values

HEX	#A51B90
RGB	rgb(165, 27, 144)
HSL	hsl(309, 72%, 38%)
HSV	hsv(309, 84%, 65%)
CMYK	cmyk(0%, 83.6%, 12.7%, 35.3%)
CIE-LAB	lab(39.24, 63.90, -30.97)
CIE-LCH	lch(39.24, 71.01, 334.14°)
OKLab	oklab(50.37% 0.1875 -0.0847)
OKLCH	oklch(50.37% 0.206 335.7)
XYZ	xyz(20.9434, 10.7988, 27.3615)
Luminance	0.1080 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A51B90 #1BA530

analogous

#751BA5 #A51B90 #A51B4B

triadic

#A51B90 #90A51B #1B90A5

tetradic

#A51B90 #A5751B #1BA530 #1B4BA5

square

#A51B90 #A5751B #1BA530 #1B4BA5

split-complementary

#A51B90 #4BA51B #1BA575

monochromatic

#3C0A34 #701262 #A51B90 #DA24BE #E357CE

Accessibility & contrast

On white

6.65

#A51B90 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#A51B90 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A51B90

6.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A51B90	#FFFFFF	#000000	##FFFFFF
##A51B90	1.00	6.65	3.16	6.65
#FFFFFF	6.65	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C5093

Deuteranopia (green-blind)

#52638D

Tritanopia (blue-blind)

#AE2956

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #a51b90;
/* rgb */ color: rgb(165, 27, 144);
/* oklch */ color: oklch(50.4% 0.206 335.7);

Tailwind

colors: {
  custom: {
    50: '#c46bb1',
    500: '#a51b90',
    950: '#000000',
  },
}

SCSS

$custom: #a51b90;
$custom-light: #c46bb1;
$custom-dark: #000000;

JSON

{
  "hex": "#a51b90",
  "rgb": {
    "r": 165,
    "g": 27,
    "b": 144
  },
  "hsl": {
    "h": 309.13,
    "s": 71.875,
    "l": 37.647
  },
  "oklch": {
    "l": 0.50368,
    "c": 0.20569,
    "h": 335.7
  },
  "luminance": 0.10797
}

Semantic roles & 50–950 ramp

primary

#A51B90

secondary

#55C766

accent

#EF5539

background

#FCF6FA

surface

#F8ECF5

border

#D1C7CF

text

#130810

muted

#827A7F

Preview Lab

Preview with #A51B90

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

Preview Lab → · Contrast checker → · Palette generator →