#420F17#420F17

#420F17 is a dark, moderate red. Relative luminance 0.016; OKLCH L 26.0% C 0.078 H 15.5°. Best body text is #FFFFFF at 16.00:1 contrast (WCAG AA passes).

Color values

HEX	#420F17
RGB	rgb(66, 15, 23)
HSL	hsl(351, 63%, 16%)
HSV	hsv(351, 77%, 26%)
CMYK	cmyk(0%, 77.3%, 65.2%, 74.1%)
CIE-LAB	lab(13.00, 25.13, 8.44)
CIE-LCH	lch(13.00, 26.51, 18.57°)
OKLab	oklab(25.98% 0.0754 0.0209)
OKLCH	oklch(25.98% 0.078 15.5)
XYZ	xyz(2.5725, 1.5621, 0.9765)
Luminance	0.0156 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#420F17 #0F423A

analogous

#420F30 #420F17 #42200F

triadic

#420F17 #17420F #0F1742

tetradic

#420F17 #30420F #0F423A #200F42

square

#420F17 #30420F #0F423A #200F42

split-complementary

#420F17 #0F4220 #0F3042

monochromatic

#190609 #190609 #420F17 #741A28 #A6263A

Accessibility & contrast

On white

16.00

#420F17 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.31

#420F17 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #420F17

16.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##420F17	#FFFFFF	#000000	##FFFFFF
##420F17	1.00	16.00	1.31	16.00
#FFFFFF	16.00	1.00	21.00	1.00
#000000	1.31	21.00	1.00	21.00
##FFFFFF	16.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C1B17

Deuteranopia (green-blind)

#292516

Tritanopia (blue-blind)

#490512

Achromatopsia (no color)

#222222

Design tokens & code

CSS

--color: #420f17;
/* rgb */ color: rgb(66, 15, 23);
/* oklch */ color: oklch(26.0% 0.078 15.5);

Tailwind

colors: {
  custom: {
    50: '#7a5153',
    500: '#420f17',
    950: '#000000',
  },
}

SCSS

$custom: #420f17;
$custom-light: #7a5153;
$custom-dark: #000000;

JSON

{
  "hex": "#420f17",
  "rgb": {
    "r": 66,
    "g": 15,
    "b": 23
  },
  "hsl": {
    "h": 350.588,
    "s": 62.963,
    "l": 15.882
  },
  "oklch": {
    "l": 0.25978,
    "c": 0.07828,
    "h": 15.5
  },
  "luminance": 0.01562
}

Semantic roles & 50–950 ramp

primary

#420F17

secondary

#307C71

accent

#E6CC42

background

#F7F4F4

surface

#EEE7E7

border

#C9C3C3

text

#0A0202

muted

#7C7878

Preview Lab

Preview with #420F17

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

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