#420707#420707

#420707 is a very dark, moderate red. Relative luminance 0.013; OKLCH L 24.7% C 0.089 H 26.6°. Best body text is #FFFFFF at 16.60:1 contrast (WCAG AA passes).

Color values

HEX	#420707
RGB	rgb(66, 7, 7)
HSL	hsl(0, 81%, 14%)
HSV	hsv(0, 89%, 26%)
CMYK	cmyk(0%, 89.4%, 89.4%, 74.1%)
CIE-LAB	lab(11.46, 27.55, 14.99)
CIE-LCH	lch(11.46, 31.37, 28.55°)
OKLab	oklab(24.73% 0.0791 0.0397)
OKLCH	oklch(24.73% 0.089 26.6)
XYZ	xyz(2.3614, 1.3259, 0.3326)
Luminance	0.0133 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#420707 #074242

analogous

#420725 #420707 #422507

triadic

#420707 #074207 #070742

tetradic

#420707 #254207 #074242 #250742

square

#420707 #254207 #074242 #250742

split-complementary

#420707 #074225 #072542

monochromatic

#1C0303 #1C0303 #420707 #790D0D #B11313

Accessibility & contrast

On white

16.60

#420707 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#420707 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #420707

16.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##420707	#FFFFFF	#000000	##FFFFFF
##420707	1.00	16.60	1.27	16.60
#FFFFFF	16.60	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1A1606

Deuteranopia (green-blind)

#282305

Tritanopia (blue-blind)

#4A0008

Achromatopsia (no color)

#1E1E1E

Design tokens & code

CSS

--color: #420707;
/* rgb */ color: rgb(66, 7, 7);
/* oklch */ color: oklch(24.7% 0.089 26.6);

Tailwind

colors: {
  custom: {
    50: '#7c4d49',
    500: '#420707',
    950: '#000000',
  },
}

SCSS

$custom: #420707;
$custom-light: #7c4d49;
$custom-dark: #000000;

JSON

{
  "hex": "#420707",
  "rgb": {
    "r": 66,
    "g": 7,
    "b": 7
  },
  "hsl": {
    "h": 0,
    "s": 80.822,
    "l": 14.314
  },
  "oklch": {
    "l": 0.24734,
    "c": 0.08854,
    "h": 26.6
  },
  "luminance": 0.01326
}

Semantic roles & 50–950 ramp

primary

#420707

secondary

#248181

accent

#F7F731

background

#F8F4F4

surface

#EFE7E7

border

#CAC3C3

text

#0A0201

muted

#7C7877

Preview Lab

Preview with #420707

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

Preview Lab → · Contrast checker → · Palette generator →