#420D17#420D17

#420D17 is a dark, moderate red. Relative luminance 0.015; OKLCH L 25.7% C 0.081 H 14.2°. Best body text is #FFFFFF at 16.13:1 contrast (WCAG AA passes).

Color values

HEX	#420D17
RGB	rgb(66, 13, 23)
HSL	hsl(349, 67%, 15%)
HSV	hsv(349, 80%, 26%)
CMYK	cmyk(0%, 80.3%, 65.2%, 74.1%)
CIE-LAB	lab(12.66, 26.06, 7.99)
CIE-LCH	lch(12.66, 27.26, 17.05°)
OKLab	oklab(25.73% 0.0784 0.0198)
OKLCH	oklch(25.73% 0.081 14.2)
XYZ	xyz(2.5456, 1.5083, 0.9675)
Luminance	0.0151 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#420D17 #0D4238

analogous

#420D31 #420D17 #421D0D

triadic

#420D17 #17420D #0D1742

tetradic

#420D17 #31420D #0D4238 #1D0D42

square

#420D17 #31420D #0D4238 #1D0D42

split-complementary

#420D17 #0D421D #0D3142

monochromatic

#1A0509 #1A0509 #420D17 #751729 #A8213B

Accessibility & contrast

On white

16.13

#420D17 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#420D17 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #420D17

16.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##420D17	#FFFFFF	#000000	##FFFFFF
##420D17	1.00	16.13	1.30	16.13
#FFFFFF	16.13	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1B1A17

Deuteranopia (green-blind)

#282516

Tritanopia (blue-blind)

#490211

Achromatopsia (no color)

#212121

Design tokens & code

CSS

--color: #420d17;
/* rgb */ color: rgb(66, 13, 23);
/* oklch */ color: oklch(25.7% 0.081 14.2);

Tailwind

colors: {
  custom: {
    50: '#7b5053',
    500: '#420d17',
    950: '#000000',
  },
}

SCSS

$custom: #420d17;
$custom-light: #7b5053;
$custom-dark: #000000;

JSON

{
  "hex": "#420d17",
  "rgb": {
    "r": 66,
    "g": 13,
    "b": 23
  },
  "hsl": {
    "h": 348.679,
    "s": 67.089,
    "l": 15.49
  },
  "oklch": {
    "l": 0.25728,
    "c": 0.08086,
    "h": 14.2
  },
  "luminance": 0.01508
}

Semantic roles & 50–950 ramp

primary

#420D17

secondary

#2D7E6E

accent

#EACA3E

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#0A0202

muted

#7C7878

Preview Lab

Preview with #420D17

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

Preview Lab → · Contrast checker → · Palette generator →