#42070C#42070C

#42070C is a very dark, moderate red. Relative luminance 0.013; OKLCH L 24.8% C 0.088 H 22.4°. Best body text is #FFFFFF at 16.57:1 contrast (WCAG AA passes).

Color values

HEX	#42070C
RGB	rgb(66, 7, 12)
HSL	hsl(355, 81%, 14%)
HSV	hsv(355, 89%, 26%)
CMYK	cmyk(0%, 89.4%, 81.8%, 74.1%)
CIE-LAB	lab(11.53, 27.80, 13.02)
CIE-LCH	lch(11.53, 30.69, 25.09°)
OKLab	oklab(24.82% 0.0813 0.0334)
OKLCH	oklch(24.82% 0.088 22.4)
XYZ	xyz(2.3894, 1.3371, 0.4800)
Luminance	0.0134 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#42070C #07423D

analogous

#42072A #42070C #422007

triadic

#42070C #0C4207 #070C42

tetradic

#42070C #2A4207 #07423D #200742

square

#42070C #2A4207 #07423D #200742

split-complementary

#42070C #074220 #072A42

monochromatic

#1C0305 #1C0305 #42070C #790D16 #B11320

Accessibility & contrast

On white

16.57

#42070C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#42070C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #42070C

16.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##42070C	#FFFFFF	#000000	##FFFFFF
##42070C	1.00	16.57	1.27	16.57
#FFFFFF	16.57	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.57	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#19160C

Deuteranopia (green-blind)

#28230A

Tritanopia (blue-blind)

#4A0009

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #42070c;
/* rgb */ color: rgb(66, 7, 12);
/* oklch */ color: oklch(24.8% 0.088 22.4);

Tailwind

colors: {
  custom: {
    50: '#7c4d4c',
    500: '#42070c',
    950: '#000000',
  },
}

SCSS

$custom: #42070c;
$custom-light: #7c4d4c;
$custom-dark: #000000;

JSON

{
  "hex": "#42070c",
  "rgb": {
    "r": 66,
    "g": 7,
    "b": 12
  },
  "hsl": {
    "h": 354.915,
    "s": 80.822,
    "l": 14.314
  },
  "oklch": {
    "l": 0.24815,
    "c": 0.08791,
    "h": 22.4
  },
  "luminance": 0.01337
}

Semantic roles & 50–950 ramp

primary

#42070C

secondary

#248179

accent

#F7E631

background

#F8F4F4

surface

#EFE7E7

border

#CAC3C3

text

#0A0201

muted

#7C7877

Preview Lab

Preview with #42070C

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

Preview Lab → · Contrast checker → · Palette generator →