#660F3B#660F3B

#660F3B is a dark, vivid pink. Relative luminance 0.035; OKLCH L 34.3% C 0.125 H 355.8°. Best body text is #FFFFFF at 12.38:1 contrast (WCAG AA passes).

Color values

HEX	#660F3B
RGB	rgb(102, 15, 59)
HSL	hsl(330, 74%, 23%)
HSV	hsv(330, 85%, 40%)
CMYK	cmyk(0%, 85.3%, 42.2%, 60%)
CIE-LAB	lab(21.88, 40.55, -3.68)
CIE-LCH	lch(21.88, 40.72, 354.82°)
OKLab	oklab(34.31% 0.1248 -0.0092)
OKLCH	oklch(34.31% 0.125 355.8)
XYZ	xyz(6.4402, 3.4830, 4.4700)
Luminance	0.0348 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#660F3B #0F663A

analogous

#650F66 #660F3B #660F10

triadic

#660F3B #3B660F #0F3B66

tetradic

#660F3B #66650F #0F663A #0F1066

square

#660F3B #66650F #0F663A #0F1066

split-complementary

#660F3B #10660F #0F6665

monochromatic

#1B040F #31071C #660F3B #9B175A #D11F79

Accessibility & contrast

On white

12.38

#660F3B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.70

#660F3B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #660F3B

12.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##660F3B	#FFFFFF	#000000	##FFFFFF
##660F3B	1.00	12.38	1.70	12.38
#FFFFFF	12.38	1.00	21.00	1.00
#000000	1.70	21.00	1.00	21.00
##FFFFFF	12.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#222A3C

Deuteranopia (green-blind)

#3A3A39

Tritanopia (blue-blind)

#6F0224

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #660f3b;
/* rgb */ color: rgb(102, 15, 59);
/* oklch */ color: oklch(34.3% 0.125 355.8);

Tailwind

colors: {
  custom: {
    50: '#965970',
    500: '#660f3b',
    950: '#000000',
  },
}

SCSS

$custom: #660f3b;
$custom-light: #965970;
$custom-dark: #000000;

JSON

{
  "hex": "#660f3b",
  "rgb": {
    "r": 102,
    "g": 15,
    "b": 59
  },
  "hsl": {
    "h": 329.655,
    "s": 74.359,
    "l": 22.941
  },
  "oklch": {
    "l": 0.3431,
    "c": 0.12513,
    "h": 355.8
  },
  "luminance": 0.03482
}

Semantic roles & 50–950 ramp

primary

#660F3B

secondary

#329F68

accent

#F19337

background

#F9F5F6

surface

#F2E9EC

border

#CCC5C7

text

#0E0407

muted

#7E797A

Preview Lab

Preview with #660F3B

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

Preview Lab → · Contrast checker → · Palette generator →