#66599D#66599D

#66599D is a mid, moderate violet. Relative luminance 0.124; OKLCH L 50.7% C 0.106 H 290.9°. Best body text is #FFFFFF at 6.03:1 contrast (WCAG AA passes).

Color values

HEX	#66599D
RGB	rgb(102, 89, 157)
HSL	hsl(251, 28%, 48%)
HSV	hsv(251, 43%, 62%)
CMYK	cmyk(35%, 43.3%, 0%, 38.4%)
CIE-LAB	lab(41.85, 21.66, -35.26)
CIE-LCH	lch(41.85, 41.38, 301.56°)
OKLab	oklab(50.73% 0.0379 -0.0991)
OKLCH	oklch(50.73% 0.106 290.9)
XYZ	xyz(15.1361, 12.4035, 33.4884)
Luminance	0.1240 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66599D #909D59

analogous

#596E9D #66599D #88599D

triadic

#66599D #9D6659 #599D66

tetradic

#66599D #9D596E #909D59 #599D88

square

#66599D #9D596E #909D59 #599D88

split-complementary

#66599D #9D8859 #6E9D59

monochromatic

#332D4F #4D4376 #66599D #887EB6 #ACA5CC

Accessibility & contrast

On white

6.03

#66599D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#66599D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #66599D

6.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66599D	#FFFFFF	#000000	##FFFFFF
##66599D	1.00	6.03	3.48	6.03
#FFFFFF	6.03	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4364A0

Deuteranopia (green-blind)

#44619B

Tritanopia (blue-blind)

#596673

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #66599d;
/* rgb */ color: rgb(102, 89, 157);
/* oklch */ color: oklch(50.7% 0.106 290.9);

Tailwind

colors: {
  custom: {
    50: '#9488ba',
    500: '#66599d',
    950: '#000000',
  },
}

SCSS

$custom: #66599d;
$custom-light: #9488ba;
$custom-dark: #000000;

JSON

{
  "hex": "#66599d",
  "rgb": {
    "r": 102,
    "g": 89,
    "b": 157
  },
  "hsl": {
    "h": 251.471,
    "s": 27.642,
    "l": 48.235
  },
  "oklch": {
    "l": 0.5073,
    "c": 0.10605,
    "h": 290.9
  },
  "luminance": 0.12404
}

Semantic roles & 50–950 ramp

primary

#66599D

secondary

#B3BA98

accent

#C464B2

background

#F9F8FB

surface

#F2EFF6

border

#CCCAD0

text

#0D0B11

muted

#7E7C80

Preview Lab

Preview with #66599D

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

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