#421C0B#421C0B

#421C0B is a dark, moderate orange. Relative luminance 0.020; OKLCH L 27.8% C 0.065 H 43.2°. Best body text is #FFFFFF at 14.97:1 contrast (WCAG AA passes).

Color values

HEX	#421C0B
RGB	rgb(66, 28, 11)
HSL	hsl(19, 71%, 15%)
HSV	hsv(19, 83%, 26%)
CMYK	cmyk(0%, 57.6%, 83.3%, 74.1%)
CIE-LAB	lab(15.56, 16.97, 18.79)
CIE-LCH	lch(15.56, 25.31, 47.91°)
OKLab	oklab(27.84% 0.0473 0.0444)
OKLCH	oklch(27.84% 0.065 43.2)
XYZ	xyz(2.7227, 2.0133, 0.5618)
Luminance	0.0201 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#421C0B #0B3142

analogous

#420B16 #421C0B #42370B

triadic

#421C0B #0B421C #1C0B42

tetradic

#421C0B #16420B #0B3142 #370B42

square

#421C0B #16420B #0B3142 #370B42

split-complementary

#421C0B #0B4237 #0B1642

monochromatic

#1A0B04 #1A0B04 #421C0B #763214 #AB491C

Accessibility & contrast

On white

14.97

#421C0B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.40

#421C0B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #421C0B

14.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##421C0B	#FFFFFF	#000000	##FFFFFF
##421C0B	1.00	14.97	1.40	14.97
#FFFFFF	14.97	1.00	21.00	1.00
#000000	1.40	21.00	1.00	21.00
##FFFFFF	14.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#272209

Deuteranopia (green-blind)

#302A0A

Tritanopia (blue-blind)

#491418

Achromatopsia (no color)

#272727

Design tokens & code

CSS

--color: #421c0b;
/* rgb */ color: rgb(66, 28, 11);
/* oklch */ color: oklch(27.8% 0.065 43.2);

Tailwind

colors: {
  custom: {
    50: '#7a594b',
    500: '#421c0b',
    950: '#000000',
  },
}

SCSS

$custom: #421c0b;
$custom-light: #7a594b;
$custom-dark: #000000;

JSON

{
  "hex": "#421c0b",
  "rgb": {
    "r": 66,
    "g": 28,
    "b": 11
  },
  "hsl": {
    "h": 18.545,
    "s": 71.429,
    "l": 15.098
  },
  "oklch": {
    "l": 0.2784,
    "c": 0.06488,
    "h": 43.2
  },
  "luminance": 0.02013
}

Semantic roles & 50–950 ramp

primary

#421C0B

secondary

#2A657F

accent

#B6EE3A

background

#F7F5F4

surface

#EEE9E7

border

#C9C5C3

text

#0A0301

muted

#7C7877

Preview Lab

Preview with #421C0B

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

Preview Lab → · Contrast checker → · Palette generator →