#420606#420606

#420606 is a very dark, moderate red. Relative luminance 0.013; OKLCH L 24.6% C 0.090 H 27.0°. Best body text is #FFFFFF at 16.66:1 contrast (WCAG AA passes).

Color values

HEX	#420606
RGB	rgb(66, 6, 6)
HSL	hsl(0, 83%, 14%)
HSV	hsv(0, 91%, 26%)
CMYK	cmyk(0%, 90.9%, 90.9%, 74.1%)
CIE-LAB	lab(11.29, 27.93, 15.17)
CIE-LCH	lch(11.29, 31.79, 28.51°)
OKLab	oklab(24.61% 0.08 0.0407)
OKLCH	oklch(24.61% 0.09 27)
XYZ	xyz(2.3451, 1.3020, 0.3001)
Luminance	0.0130 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#420606 #064242

analogous

#420624 #420606 #422406

triadic

#420606 #064206 #060642

tetradic

#420606 #244206 #064242 #240642

square

#420606 #244206 #064242 #240642

split-complementary

#420606 #064224 #062442

monochromatic

#1C0303 #1C0303 #420606 #7A0B0B #B21010

Accessibility & contrast

On white

16.66

#420606 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.26

#420606 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #420606

16.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##420606	#FFFFFF	#000000	##FFFFFF
##420606	1.00	16.66	1.26	16.66
#FFFFFF	16.66	1.00	21.00	1.00
#000000	1.26	21.00	1.00	21.00
##FFFFFF	16.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#191605

Deuteranopia (green-blind)

#282304

Tritanopia (blue-blind)

#4A0007

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #420606;
/* rgb */ color: rgb(66, 6, 6);
/* oklch */ color: oklch(24.6% 0.090 27.0);

Tailwind

colors: {
  custom: {
    50: '#7c4d49',
    500: '#420606',
    950: '#000000',
  },
}

SCSS

$custom: #420606;
$custom-light: #7c4d49;
$custom-dark: #000000;

JSON

{
  "hex": "#420606",
  "rgb": {
    "r": 66,
    "g": 6,
    "b": 6
  },
  "hsl": {
    "h": 0,
    "s": 83.333,
    "l": 14.118
  },
  "oklch": {
    "l": 0.24606,
    "c": 0.08976,
    "h": 27
  },
  "luminance": 0.01302
}

Semantic roles & 50–950 ramp

primary

#420606

secondary

#228282

accent

#FAFA2E

background

#F8F4F4

surface

#EFE7E6

border

#CAC3C2

text

#0B0100

muted

#7C7777

Preview Lab

Preview with #420606

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

Preview Lab → · Contrast checker → · Palette generator →