#661B3A#661B3A

#661B3A is a dark, moderate pink. Relative luminance 0.039; OKLCH L 35.4% C 0.111 H 359.2°. Best body text is #FFFFFF at 11.78:1 contrast (WCAG AA passes).

Color values

HEX	#661B3A
RGB	rgb(102, 27, 58)
HSL	hsl(335, 58%, 25%)
HSV	hsv(335, 74%, 40%)
CMYK	cmyk(0%, 73.5%, 43.1%, 60%)
CIE-LAB	lab(23.39, 36.11, -0.77)
CIE-LCH	lch(23.39, 36.11, 358.79°)
OKLab	oklab(35.4% 0.1106 -0.0016)
OKLCH	oklch(35.4% 0.111 359.2)
XYZ	xyz(6.6356, 3.9149, 4.4084)
Luminance	0.0391 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661B3A #1B6647

analogous

#661B5F #661B3A #66211B

triadic

#661B3A #3A661B #1B3A66

tetradic

#661B3A #5F661B #1B6647 #211B66

square

#661B3A #5F661B #1B6647 #211B66

split-complementary

#661B3A #1B6621 #1B5F66

monochromatic

#18060E #360E1E #661B3A #962856 #C73571

Accessibility & contrast

On white

11.78

#661B3A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#661B3A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661B3A

11.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661B3A	#FFFFFF	#000000	##FFFFFF
##661B3A	1.00	11.78	1.78	11.78
#FFFFFF	11.78	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2A2F3B

Deuteranopia (green-blind)

#3E3D38

Tritanopia (blue-blind)

#6F1228

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #661b3a;
/* rgb */ color: rgb(102, 27, 58);
/* oklch */ color: oklch(35.4% 0.111 359.2);

Tailwind

colors: {
  custom: {
    50: '#955e70',
    500: '#661b3a',
    950: '#000000',
  },
}

SCSS

$custom: #661b3a;
$custom-light: #955e70;
$custom-dark: #000000;

JSON

{
  "hex": "#661b3a",
  "rgb": {
    "r": 102,
    "g": 27,
    "b": 58
  },
  "hsl": {
    "h": 335.2,
    "s": 58.14,
    "l": 25.294
  },
  "oklch": {
    "l": 0.35403,
    "c": 0.11064,
    "h": 359.2
  },
  "luminance": 0.03914
}

Semantic roles & 50–950 ramp

primary

#661B3A

secondary

#419B76

accent

#E1A146

background

#F9F5F6

surface

#F2E9EC

border

#CCC5C7

text

#0E0507

muted

#7E797A

Preview Lab

Preview with #661B3A

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

Preview Lab → · Contrast checker → · Palette generator →