#A637BE#A637BE

#A637BE is a mid, highly saturated purple. Relative luminance 0.146; OKLCH L 55.4% C 0.214 H 319.9°. Best body text is #FFFFFF at 5.37:1 contrast (WCAG AA passes).

Color values

HEX	#A637BE
RGB	rgb(166, 55, 190)
HSL	hsl(289, 55%, 48%)
HSV	hsv(289, 71%, 75%)
CMYK	cmyk(12.6%, 71.1%, 0%, 25.5%)
CIE-LAB	lab(45.02, 63.14, -49.22)
CIE-LCH	lch(45.02, 80.05, 322.06°)
OKLab	oklab(55.37% 0.1637 -0.1379)
OKLCH	oklch(55.37% 0.214 319.9)
XYZ	xyz(26.3852, 14.5584, 50.1255)
Luminance	0.1456 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A637BE #4FBE37

analogous

#6237BE #A637BE #BE3793

triadic

#A637BE #BEA637 #37BEA6

tetradic

#A637BE #BE6237 #4FBE37 #3793BE

square

#A637BE #BE6237 #4FBE37 #3793BE

split-complementary

#A637BE #93BE37 #37BE62

monochromatic

#531C5F #7D298F #A637BE #BD61D1 #D190DF

Accessibility & contrast

On white

5.37

#A637BE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.91

#A637BE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A637BE

5.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A637BE	#FFFFFF	#000000	##FFFFFF
##A637BE	1.00	5.37	3.91	5.37
#FFFFFF	5.37	1.00	21.00	1.00
#000000	3.91	21.00	1.00	21.00
##FFFFFF	5.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0063C2

Deuteranopia (green-blind)

#436EBB

Tritanopia (blue-blind)

#A65177

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #a637be;
/* rgb */ color: rgb(166, 55, 190);
/* oklch */ color: oklch(55.4% 0.214 319.9);

Tailwind

colors: {
  custom: {
    50: '#c478d2',
    500: '#a637be',
    950: '#000000',
  },
}

SCSS

$custom: #a637be;
$custom-light: #c478d2;
$custom-dark: #000000;

JSON

{
  "hex": "#a637be",
  "rgb": {
    "r": 166,
    "g": 55,
    "b": 190
  },
  "hsl": {
    "h": 289.333,
    "s": 55.102,
    "l": 48.039
  },
  "oklch": {
    "l": 0.55373,
    "c": 0.21398,
    "h": 319.9
  },
  "luminance": 0.14557
}

Semantic roles & 50–950 ramp

primary

#A637BE

secondary

#93CA87

accent

#DE4964

background

#FCF7FD

surface

#F8EEFA

border

#D1C9D3

text

#130A14

muted

#827C83

Preview Lab

Preview with #A637BE

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

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