#661015#661015

#661015 is a dark, moderate red. Relative luminance 0.033; OKLCH L 33.4% C 0.119 H 24.0°. Best body text is #FFFFFF at 12.73:1 contrast (WCAG AA passes).

Color values

HEX	#661015
RGB	rgb(102, 16, 21)
HSL	hsl(357, 73%, 23%)
HSV	hsv(357, 84%, 40%)
CMYK	cmyk(0%, 84.3%, 79.4%, 60%)
CIE-LAB	lab(21.02, 37.29, 21.51)
CIE-LCH	lch(21.02, 43.05, 29.98°)
OKLab	oklab(33.36% 0.1084 0.0482)
OKLCH	oklch(33.36% 0.119 24)
XYZ	xyz(5.8008, 3.2504, 1.0313)
Luminance	0.0325 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661015 #106661

analogous

#661040 #661015 #663610

triadic

#661015 #156610 #101566

tetradic

#661015 #406610 #106661 #361066

square

#661015 #406610 #106661 #361066

split-complementary

#661015 #106636 #104066

monochromatic

#1A0405 #31080A #661015 #9B1820 #D0212B

Accessibility & contrast

On white

12.73

#661015 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#661015 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661015

12.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661015	#FFFFFF	#000000	##FFFFFF
##661015	1.00	12.73	1.65	12.73
#FFFFFF	12.73	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B2714

Deuteranopia (green-blind)

#403912

Tritanopia (blue-blind)

#710013

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #661015;
/* rgb */ color: rgb(102, 16, 21);
/* oklch */ color: oklch(33.4% 0.119 24.0);

Tailwind

colors: {
  custom: {
    50: '#995852',
    500: '#661015',
    950: '#000000',
  },
}

SCSS

$custom: #661015;
$custom-light: #995852;
$custom-dark: #000000;

JSON

{
  "hex": "#661015",
  "rgb": {
    "r": 102,
    "g": 16,
    "b": 21
  },
  "hsl": {
    "h": 356.512,
    "s": 72.881,
    "l": 23.137
  },
  "oklch": {
    "l": 0.3336,
    "c": 0.11859,
    "h": 24
  },
  "luminance": 0.0325
}

Semantic roles & 50–950 ramp

primary

#661015

secondary

#339E98

accent

#F0E538

background

#FAF5F4

surface

#F4E9E7

border

#CEC5C3

text

#0F0402

muted

#7F7978

Preview Lab

Preview with #661015

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

Preview Lab → · Contrast checker → · Palette generator →