#6628A3#6628A3

#6628A3 is a dark, vivid violet. Relative luminance 0.070; OKLCH L 43.5% C 0.185 H 302.0°. Best body text is #FFFFFF at 8.76:1 contrast (WCAG AA passes).

Color values

HEX	#6628A3
RGB	rgb(102, 40, 163)
HSL	hsl(270, 61%, 40%)
HSV	hsv(270, 75%, 64%)
CMYK	cmyk(37.4%, 75.5%, 0%, 36.1%)
CIE-LAB	lab(31.78, 50.67, -55.04)
CIE-LCH	lch(31.78, 74.81, 312.63°)
OKLab	oklab(43.47% 0.0981 -0.157)
OKLCH	oklch(43.47% 0.185 302)
XYZ	xyz(12.8476, 6.9867, 35.3149)
Luminance	0.0699 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Blue With A Hint Of Purple

#533CC6

ΔE00 7.77

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6628A3 #65A328

analogous

#2928A3 #6628A3 #A328A2

triadic

#6628A3 #A36628 #28A366

tetradic

#6628A3 #A32928 #65A328 #28A2A3

square

#6628A3 #A32928 #65A328 #28A2A3

split-complementary

#6628A3 #A2A328 #28A329

monochromatic

#281041 #471C72 #6628A3 #853ACF #A36BDB

Accessibility & contrast

On white

8.76

#6628A3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.40

#6628A3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #6628A3

8.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6628A3	#FFFFFF	#000000	##FFFFFF
##6628A3	1.00	8.76	2.40	8.76
#FFFFFF	8.76	1.00	21.00	1.00
#000000	2.40	21.00	1.00	21.00
##FFFFFF	8.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004AA6

Deuteranopia (green-blind)

#004AA1

Tritanopia (blue-blind)

#594764

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #6628a3;
/* rgb */ color: rgb(102, 40, 163);
/* oklch */ color: oklch(43.5% 0.185 302.0);

Tailwind

colors: {
  custom: {
    50: '#9768bf',
    500: '#6628a3',
    950: '#000000',
  },
}

SCSS

$custom: #6628a3;
$custom-light: #9768bf;
$custom-dark: #000000;

JSON

{
  "hex": "#6628a3",
  "rgb": {
    "r": 102,
    "g": 40,
    "b": 163
  },
  "hsl": {
    "h": 270.244,
    "s": 60.591,
    "l": 39.804
  },
  "oklch": {
    "l": 0.43466,
    "c": 0.18514,
    "h": 302
  },
  "luminance": 0.06987
}

Semantic roles & 50–950 ramp

primary

#6628A3

secondary

#93C166

accent

#E44493

background

#F9F6FB

surface

#F2EBF7

border

#CCC6D0

text

#0E0712

muted

#7E7A81

Preview Lab

Preview with #6628A3

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

Preview Lab → · Contrast checker → · Palette generator →