#420D0F#420D0F

#420D0F is a dark, moderate red. Relative luminance 0.015; OKLCH L 25.5% C 0.081 H 23.1°. Best body text is #FFFFFF at 16.20:1 contrast (WCAG AA passes).

Color values

HEX	#420D0F
RGB	rgb(66, 13, 15)
HSL	hsl(358, 67%, 15%)
HSV	hsv(358, 80%, 26%)
CMYK	cmyk(0%, 80.3%, 77.3%, 74.1%)
CIE-LAB	lab(12.49, 25.46, 12.84)
CIE-LCH	lch(12.49, 28.51, 26.77°)
OKLab	oklab(25.54% 0.0746 0.0318)
OKLCH	oklch(25.54% 0.081 23.1)
XYZ	xyz(2.4772, 1.4810, 0.6073)
Luminance	0.0148 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#420D0F #0D4240

analogous

#420D29 #420D0F #42250D

triadic

#420D0F #0F420D #0D0F42

tetradic

#420D0F #29420D #0D4240 #250D42

square

#420D0F #29420D #0D4240 #250D42

split-complementary

#420D0F #0D4225 #0D2942

monochromatic

#1A0506 #1A0506 #420D0F #75171B #A82126

Accessibility & contrast

On white

16.20

#420D0F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.30

#420D0F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #420D0F

16.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##420D0F	#FFFFFF	#000000	##FFFFFF
##420D0F	1.00	16.20	1.30	16.20
#FFFFFF	16.20	1.00	21.00	1.00
#000000	1.30	21.00	1.00	21.00
##FFFFFF	16.20	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C190F

Deuteranopia (green-blind)

#29250D

Tritanopia (blue-blind)

#49010E

Achromatopsia (no color)

#202020

Design tokens & code

CSS

--color: #420d0f;
/* rgb */ color: rgb(66, 13, 15);
/* oklch */ color: oklch(25.5% 0.081 23.1);

Tailwind

colors: {
  custom: {
    50: '#7b504d',
    500: '#420d0f',
    950: '#000000',
  },
}

SCSS

$custom: #420d0f;
$custom-light: #7b504d;
$custom-dark: #000000;

JSON

{
  "hex": "#420d0f",
  "rgb": {
    "r": 66,
    "g": 13,
    "b": 15
  },
  "hsl": {
    "h": 357.736,
    "s": 67.089,
    "l": 15.49
  },
  "oklch": {
    "l": 0.25542,
    "c": 0.08114,
    "h": 23.1
  },
  "luminance": 0.01481
}

Semantic roles & 50–950 ramp

primary

#420D0F

secondary

#2D7E7A

accent

#EAE33E

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#0A0201

muted

#7C7877

Preview Lab

Preview with #420D0F

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

Preview Lab → · Contrast checker → · Palette generator →