#661B57#661B57

#661B57 is a dark, vivid pink. Relative luminance 0.043; OKLCH L 36.7% C 0.128 H 337.0°. Best body text is #FFFFFF at 11.29:1 contrast (WCAG AA passes).

Color values

HEX	#661B57
RGB	rgb(102, 27, 87)
HSL	hsl(312, 58%, 25%)
HSV	hsv(312, 74%, 40%)
CMYK	cmyk(0%, 73.5%, 14.7%, 60%)
CIE-LAB	lab(24.63, 40.20, -18.48)
CIE-LCH	lch(24.63, 44.24, 335.31°)
OKLab	oklab(36.72% 0.1182 -0.0502)
OKLCH	oklch(36.72% 0.128 337)
XYZ	xyz(7.5918, 4.2974, 9.4446)
Luminance	0.0430 (WCAG relative)
Temperature	neutral
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661B57 #1B662A

analogous

#4F1B66 #661B57 #661B31

triadic

#661B57 #57661B #1B5766

tetradic

#661B57 #664F1B #1B662A #1B3166

square

#661B57 #664F1B #1B662A #1B3166

split-complementary

#661B57 #31661B #1B664F

monochromatic

#180615 #360E2E #661B57 #962880 #C735AA

Accessibility & contrast

On white

11.29

#661B57 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.86

#661B57 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661B57

11.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661B57	#FFFFFF	#000000	##FFFFFF
##661B57	1.00	11.29	1.86	11.29
#FFFFFF	11.29	1.00	21.00	1.00
#000000	1.86	21.00	1.00	21.00
##FFFFFF	11.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1D3359

Deuteranopia (green-blind)

#363F55

Tritanopia (blue-blind)

#6C1F36

Achromatopsia (no color)

#3A3A3A

Design tokens & code

CSS

--color: #661b57;
/* rgb */ color: rgb(102, 27, 87);
/* oklch */ color: oklch(36.7% 0.128 337.0);

Tailwind

colors: {
  custom: {
    50: '#945f86',
    500: '#661b57',
    950: '#000000',
  },
}

SCSS

$custom: #661b57;
$custom-light: #945f86;
$custom-dark: #000000;

JSON

{
  "hex": "#661b57",
  "rgb": {
    "r": 102,
    "g": 27,
    "b": 87
  },
  "hsl": {
    "h": 312,
    "s": 58.14,
    "l": 25.294
  },
  "oklch": {
    "l": 0.36719,
    "c": 0.12843,
    "h": 337
  },
  "luminance": 0.04297
}

Semantic roles & 50–950 ramp

primary

#661B57

secondary

#419B53

accent

#E16546

background

#F9F5F8

surface

#F2EAEF

border

#CCC6CA

text

#0E050B

muted

#7E797C

Preview Lab

Preview with #661B57

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

Preview Lab → · Contrast checker → · Palette generator →