#661D6B#661D6B

#661D6B is a dark, vivid purple. Relative luminance 0.048; OKLCH L 38.1% C 0.143 H 325.2°. Best body text is #FFFFFF at 10.75:1 contrast (WCAG AA passes).

Color values

HEX	#661D6B
RGB	rgb(102, 29, 107)
HSL	hsl(296, 57%, 27%)
HSV	hsv(296, 73%, 42%)
CMYK	cmyk(4.7%, 72.9%, 0%, 58%)
CIE-LAB	lab(26.06, 42.95, -29.33)
CIE-LCH	lch(26.06, 52.01, 325.67°)
OKLab	oklab(38.12% 0.1172 -0.0815)
OKLCH	oklch(38.12% 0.143 325.2)
XYZ	xyz(8.5725, 4.7656, 14.3754)
Luminance	0.0476 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661D6B #226B1D

analogous

#3F1D6B #661D6B #6B1D49

triadic

#661D6B #6B661D #1D6B66

tetradic

#661D6B #6B3F1D #226B1D #1D496B

square

#661D6B #6B3F1D #226B1D #1D496B

split-complementary

#661D6B #496B1D #1D6B3F

monochromatic

#170718 #38103B #661D6B #942A9B #C039C9

Accessibility & contrast

On white

10.75

#661D6B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.95

#661D6B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661D6B

10.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661D6B	#FFFFFF	#000000	##FFFFFF
##661D6B	1.00	10.75	1.95	10.75
#FFFFFF	10.75	1.00	21.00	1.00
#000000	1.95	21.00	1.00	21.00
##FFFFFF	10.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A386D

Deuteranopia (green-blind)

#2D4169

Tritanopia (blue-blind)

#682A42

Achromatopsia (no color)

#3E3E3E

Design tokens & code

CSS

--color: #661d6b;
/* rgb */ color: rgb(102, 29, 107);
/* oklch */ color: oklch(38.1% 0.143 325.2);

Tailwind

colors: {
  custom: {
    50: '#946096',
    500: '#661d6b',
    950: '#000000',
  },
}

SCSS

$custom: #661d6b;
$custom-light: #946096;
$custom-dark: #000000;

JSON

{
  "hex": "#661d6b",
  "rgb": {
    "r": 102,
    "g": 29,
    "b": 107
  },
  "hsl": {
    "h": 296.154,
    "s": 57.353,
    "l": 26.667
  },
  "oklch": {
    "l": 0.38115,
    "c": 0.14276,
    "h": 325.2
  },
  "luminance": 0.04765
}

Semantic roles & 50–950 ramp

primary

#661D6B

secondary

#4AA044

accent

#E14751

background

#F9F5F9

surface

#F2EAF2

border

#CCC6CC

text

#0E050D

muted

#7E797E

Preview Lab

Preview with #661D6B

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

Preview Lab → · Contrast checker → · Palette generator →