#420710#420710

#420710 is a very dark, moderate red. Relative luminance 0.013; OKLCH L 24.9% C 0.088 H 18.6°. Best body text is #FFFFFF at 16.54:1 contrast (WCAG AA passes).

Color values

HEX	#420710
RGB	rgb(66, 7, 16)
HSL	hsl(351, 81%, 14%)
HSV	hsv(351, 89%, 26%)
CMYK	cmyk(0%, 89.4%, 75.8%, 74.1%)
CIE-LAB	lab(11.61, 28.03, 11.10)
CIE-LCH	lch(11.61, 30.14, 21.61°)
OKLab	oklab(24.89% 0.0831 0.0279)
OKLCH	oklch(24.89% 0.088 18.6)
XYZ	xyz(2.4165, 1.3480, 0.6231)
Luminance	0.0135 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#420710 #074239

analogous

#42072E #420710 #421C07

triadic

#420710 #104207 #071042

tetradic

#420710 #2E4207 #074239 #1C0742

square

#420710 #2E4207 #074239 #1C0742

split-complementary

#420710 #07421C #072E42

monochromatic

#1C0307 #1C0307 #420710 #790D1D #B1132B

Accessibility & contrast

On white

16.54

#420710 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#420710 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #420710

16.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##420710	#FFFFFF	#000000	##FFFFFF
##420710	1.00	16.54	1.27	16.54
#FFFFFF	16.54	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#191710

Deuteranopia (green-blind)

#27230E

Tritanopia (blue-blind)

#49000B

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #420710;
/* rgb */ color: rgb(66, 7, 16);
/* oklch */ color: oklch(24.9% 0.088 18.6);

Tailwind

colors: {
  custom: {
    50: '#7c4d4e',
    500: '#420710',
    950: '#000000',
  },
}

SCSS

$custom: #420710;
$custom-light: #7c4d4e;
$custom-dark: #000000;

JSON

{
  "hex": "#420710",
  "rgb": {
    "r": 66,
    "g": 7,
    "b": 16
  },
  "hsl": {
    "h": 350.847,
    "s": 80.822,
    "l": 14.314
  },
  "oklch": {
    "l": 0.24894,
    "c": 0.08767,
    "h": 18.6
  },
  "luminance": 0.01348
}

Semantic roles & 50–950 ramp

primary

#420710

secondary

#248173

accent

#F7D931

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#0A0201

muted

#7C7877

Preview Lab

Preview with #420710

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

Preview Lab → · Contrast checker → · Palette generator →