#42070F#42070F

#42070F is a very dark, moderate red. Relative luminance 0.013; OKLCH L 24.9% C 0.088 H 19.6°. Best body text is #FFFFFF at 16.55:1 contrast (WCAG AA passes).

Color values

HEX	#42070F
RGB	rgb(66, 7, 15)
HSL	hsl(352, 81%, 14%)
HSV	hsv(352, 89%, 26%)
CMYK	cmyk(0%, 89.4%, 77.3%, 74.1%)
CIE-LAB	lab(11.59, 27.96, 11.62)
CIE-LCH	lch(11.59, 30.28, 22.56°)
OKLab	oklab(24.87% 0.0827 0.0294)
OKLCH	oklch(24.87% 0.088 19.6)
XYZ	xyz(2.4092, 1.3451, 0.5846)
Luminance	0.0135 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42070F #07423A

analogous

#42072D #42070F #421D07

triadic

#42070F #0F4207 #070F42

tetradic

#42070F #2D4207 #07423A #1D0742

square

#42070F #2D4207 #07423A #1D0742

split-complementary

#42070F #07421D #072D42

monochromatic

#1C0306 #1C0306 #42070F #790D1C #B11328

Accessibility & contrast

On white

16.55

#42070F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#42070F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42070F

16.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42070F	#FFFFFF	#000000	##FFFFFF
##42070F	1.00	16.55	1.27	16.55
#FFFFFF	16.55	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#19170F

Deuteranopia (green-blind)

#28230D

Tritanopia (blue-blind)

#49000A

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #42070f;
/* rgb */ color: rgb(66, 7, 15);
/* oklch */ color: oklch(24.9% 0.088 19.6);

Tailwind

colors: {
  custom: {
    50: '#7c4d4d',
    500: '#42070f',
    950: '#000000',
  },
}

SCSS

$custom: #42070f;
$custom-light: #7c4d4d;
$custom-dark: #000000;

JSON

{
  "hex": "#42070f",
  "rgb": {
    "r": 66,
    "g": 7,
    "b": 15
  },
  "hsl": {
    "h": 351.864,
    "s": 80.822,
    "l": 14.314
  },
  "oklch": {
    "l": 0.24873,
    "c": 0.08771,
    "h": 19.6
  },
  "luminance": 0.01345
}

Semantic roles & 50–950 ramp

primary

#42070F

secondary

#248174

accent

#F7DC31

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#0A0201

muted

#7C7877

Preview Lab

Preview with #42070F

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

Preview Lab → · Contrast checker → · Palette generator →