#66288F#66288F

#66288F is a dark, vivid violet. Relative luminance 0.063; OKLCH L 41.9% C 0.164 H 308.4°. Best body text is #FFFFFF at 9.27:1 contrast (WCAG AA passes).

Color values

HEX	#66288F
RGB	rgb(102, 40, 143)
HSL	hsl(276, 56%, 36%)
HSV	hsv(276, 72%, 56%)
CMYK	cmyk(28.7%, 72%, 0%, 43.9%)
CIE-LAB	lab(30.22, 45.87, -45.36)
CIE-LCH	lch(30.22, 64.51, 315.32°)
OKLab	oklab(41.88% 0.1019 -0.1285)
OKLCH	oklch(41.88% 0.164 308.4)
XYZ	xyz(11.1952, 6.3257, 26.6125)
Luminance	0.0633 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66288F #518F28

analogous

#33288F #66288F #8F2884

triadic

#66288F #8F6628 #288F66

tetradic

#66288F #8F3328 #518F28 #28848F

square

#66288F #8F3328 #518F28 #28848F

split-complementary

#66288F #848F28 #288F33

monochromatic

#220D2F #441B5F #66288F #8835BF #A45FD2

Accessibility & contrast

On white

9.27

#66288F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.27

#66288F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #66288F

9.27:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66288F	#FFFFFF	#000000	##FFFFFF
##66288F	1.00	9.27	2.27	9.27
#FFFFFF	9.27	1.00	21.00	1.00
#000000	2.27	21.00	1.00	21.00
##FFFFFF	9.27	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#004592

Deuteranopia (green-blind)

#0E488D

Tritanopia (blue-blind)

#603F59

Achromatopsia (no color)

#474747

Design tokens & code

CSS

--color: #66288f;
/* rgb */ color: rgb(102, 40, 143);
/* oklch */ color: oklch(41.9% 0.164 308.4);

Tailwind

colors: {
  custom: {
    50: '#9668b0',
    500: '#66288f',
    950: '#000000',
  },
}

SCSS

$custom: #66288f;
$custom-light: #9668b0;
$custom-dark: #000000;

JSON

{
  "hex": "#66288f",
  "rgb": {
    "r": 102,
    "g": 40,
    "b": 143
  },
  "hsl": {
    "h": 276.117,
    "s": 56.284,
    "l": 35.882
  },
  "oklch": {
    "l": 0.41875,
    "c": 0.16402,
    "h": 308.4
  },
  "luminance": 0.06326
}

Semantic roles & 50–950 ramp

primary

#66288F

secondary

#80B85B

accent

#E04884

background

#F9F6FA

surface

#F2EBF5

border

#CCC6CF

text

#0E0611

muted

#7E7A80

Preview Lab

Preview with #66288F

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

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