#A638B4#A638B4

#A638B4 is a mid, highly saturated purple. Relative luminance 0.142; OKLCH L 54.9% C 0.204 H 323.0°. Best body text is #FFFFFF at 5.46:1 contrast (WCAG AA passes).

Color values

HEX	#A638B4
RGB	rgb(166, 56, 180)
HSL	hsl(293, 53%, 46%)
HSV	hsv(293, 69%, 71%)
CMYK	cmyk(7.8%, 68.9%, 0%, 29.4%)
CIE-LAB	lab(44.56, 60.91, -44.09)
CIE-LCH	lch(44.56, 75.20, 324.10°)
OKLab	oklab(54.85% 0.163 -0.1229)
OKLCH	oklch(54.85% 0.204 323)
XYZ	xyz(25.3775, 14.2321, 44.5815)
Luminance	0.1423 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A638B4 #46B438

analogous

#6838B4 #A638B4 #B43884

triadic

#A638B4 #B4A638 #38B4A6

tetradic

#A638B4 #B46838 #46B438 #3884B4

square

#A638B4 #B46838 #46B438 #3884B4

split-complementary

#A638B4 #84B438 #38B468

monochromatic

#501B57 #7B2985 #A638B4 #C05DCD #D28BDB

Accessibility & contrast

On white

5.46

#A638B4 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.85

#A638B4 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A638B4

5.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A638B4	#FFFFFF	#000000	##FFFFFF
##A638B4	1.00	5.46	3.85	5.46
#FFFFFF	5.46	1.00	21.00	1.00
#000000	3.85	21.00	1.00	21.00
##FFFFFF	5.46	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1261B8

Deuteranopia (green-blind)

#4B6EB1

Tritanopia (blue-blind)

#A84D72

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #a638b4;
/* rgb */ color: rgb(166, 56, 180);
/* oklch */ color: oklch(54.9% 0.204 323.0);

Tailwind

colors: {
  custom: {
    50: '#c478cb',
    500: '#a638b4',
    950: '#000000',
  },
}

SCSS

$custom: #a638b4;
$custom-light: #c478cb;
$custom-dark: #000000;

JSON

{
  "hex": "#a638b4",
  "rgb": {
    "r": 166,
    "g": 56,
    "b": 180
  },
  "hsl": {
    "h": 293.226,
    "s": 52.542,
    "l": 46.275
  },
  "oklch": {
    "l": 0.54853,
    "c": 0.20417,
    "h": 323
  },
  "luminance": 0.14231
}

Semantic roles & 50–950 ramp

primary

#A638B4

secondary

#8AC582

accent

#DC4C5C

background

#FCF7FC

surface

#F8EEF8

border

#D1C9D1

text

#130A13

muted

#827C82

Preview Lab

Preview with #A638B4

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

Preview Lab → · Contrast checker → · Palette generator →