#661023#661023

#661023 is a dark, moderate red. Relative luminance 0.033; OKLCH L 33.6% C 0.118 H 14.6°. Best body text is #FFFFFF at 12.62:1 contrast (WCAG AA passes).

Color values

HEX	#661023
RGB	rgb(102, 16, 35)
HSL	hsl(347, 73%, 23%)
HSV	hsv(347, 84%, 40%)
CMYK	cmyk(0%, 84.3%, 65.7%, 60%)
CIE-LAB	lab(21.27, 38.08, 12.24)
CIE-LCH	lch(21.27, 40.00, 17.83°)
OKLab	oklab(33.63% 0.1143 0.0298)
OKLCH	oklch(33.63% 0.118 14.6)
XYZ	xyz(5.9688, 3.3176, 1.9159)
Luminance	0.0332 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#661023 #106653

analogous

#66104E #661023 #662810

triadic

#661023 #236610 #102366

tetradic

#661023 #4E6610 #106653 #281066

square

#661023 #4E6610 #106653 #281066

split-complementary

#661023 #106628 #104E66

monochromatic

#1A0409 #310811 #661023 #9B1835 #D02147

Accessibility & contrast

On white

12.62

#661023 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#661023 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #661023

12.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##661023	#FFFFFF	#000000	##FFFFFF
##661023	1.00	12.62	1.66	12.62
#FFFFFF	12.62	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#292823

Deuteranopia (green-blind)

#3F3921

Tritanopia (blue-blind)

#700018

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #661023;
/* rgb */ color: rgb(102, 16, 35);
/* oklch */ color: oklch(33.6% 0.118 14.6);

Tailwind

colors: {
  custom: {
    50: '#98585d',
    500: '#661023',
    950: '#000000',
  },
}

SCSS

$custom: #661023;
$custom-light: #98585d;
$custom-dark: #000000;

JSON

{
  "hex": "#661023",
  "rgb": {
    "r": 102,
    "g": 16,
    "b": 35
  },
  "hsl": {
    "h": 346.744,
    "s": 72.881,
    "l": 23.137
  },
  "oklch": {
    "l": 0.33629,
    "c": 0.11808,
    "h": 14.6
  },
  "luminance": 0.03317
}

Semantic roles & 50–950 ramp

primary

#661023

secondary

#339E87

accent

#F0C738

background

#F9F5F5

surface

#F2E9E9

border

#CCC5C5

text

#0F0404

muted

#7E7979

Preview Lab

Preview with #661023

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

Preview Lab → · Contrast checker → · Palette generator →