#66577D#66577D

#66577D is a mid, moderate violet. Relative luminance 0.111; OKLCH L 48.7% C 0.062 H 302.2°. Best body text is #FFFFFF at 6.51:1 contrast (WCAG AA passes).

Color values

HEX	#66577D
RGB	rgb(102, 87, 125)
HSL	hsl(264, 18%, 42%)
HSV	hsv(264, 30%, 49%)
CMYK	cmyk(18.4%, 30.4%, 0%, 51%)
CIE-LAB	lab(39.78, 14.42, -19.16)
CIE-LCH	lch(39.78, 23.97, 306.97°)
OKLab	oklab(48.65% 0.0332 -0.0526)
OKLCH	oklch(48.65% 0.062 302.2)
XYZ	xyz(12.5886, 11.1218, 20.8816)
Luminance	0.1112 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66577D #6E7D57

analogous

#575B7D #66577D #79577D

triadic

#66577D #7D6657 #577D66

tetradic

#66577D #7D575B #6E7D57 #577D79

square

#66577D #7D575B #6E7D57 #577D79

split-complementary

#66577D #7D7957 #5B7D57

monochromatic

#2B2535 #493E59 #66577D #84739E #A497B7

Accessibility & contrast

On white

6.51

#66577D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.22

#66577D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #66577D

6.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66577D	#FFFFFF	#000000	##FFFFFF
##66577D	1.00	6.51	3.22	6.51
#FFFFFF	6.51	1.00	21.00	1.00
#000000	3.22	21.00	1.00	21.00
##FFFFFF	6.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F5D7F

Deuteranopia (green-blind)

#525E7C

Tritanopia (blue-blind)

#625D65

Achromatopsia (no color)

#5E5E5E

Design tokens & code

CSS

--color: #66577d;
/* rgb */ color: rgb(102, 87, 125);
/* oklch */ color: oklch(48.7% 0.062 302.2);

Tailwind

colors: {
  custom: {
    50: '#9286a2',
    500: '#66577d',
    950: '#000000',
  },
}

SCSS

$custom: #66577d;
$custom-light: #9286a2;
$custom-dark: #000000;

JSON

{
  "hex": "#66577d",
  "rgb": {
    "r": 102,
    "g": 87,
    "b": 125
  },
  "hsl": {
    "h": 263.684,
    "s": 17.925,
    "l": 41.569
  },
  "oklch": {
    "l": 0.48652,
    "c": 0.06224,
    "h": 302.2
  },
  "luminance": 0.11122
}

Semantic roles & 50–950 ramp

primary

#66577D

secondary

#9BA58B

accent

#BB6D9C

background

#F9F8FA

surface

#F1EFF3

border

#CBCACD

text

#0D0B0F

muted

#7E7C7F

Preview Lab

Preview with #66577D

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

Preview Lab → · Contrast checker → · Palette generator →