#5B421B#5B421B

#5B421B is a dark, moderate orange. Relative luminance 0.062; OKLCH L 39.8% C 0.065 H 76.0°. Best body text is #FFFFFF at 9.38:1 contrast (WCAG AA passes).

Color values

HEX	#5B421B
RGB	rgb(91, 66, 27)
HSL	hsl(37, 54%, 23%)
HSV	hsv(37, 70%, 36%)
CMYK	cmyk(0%, 27.5%, 70.3%, 64.3%)
CIE-LAB	lab(29.91, 6.16, 27.35)
CIE-LCH	lch(29.91, 28.03, 77.30°)
OKLab	oklab(39.81% 0.0156 0.0626)
OKLCH	oklch(39.81% 0.065 76)
XYZ	xyz(6.4608, 6.2002, 1.8932)
Luminance	0.0620 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B421B #1B345B

analogous

#5B221B #5B421B #545B1B

triadic

#5B421B #1B5B42 #421B5B

tetradic

#5B421B #1B5B22 #1B345B #5B1B54

square

#5B421B #1B5B22 #1B345B #5B1B54

split-complementary

#5B421B #1B545B #221B5B

monochromatic

#181107 #2C200D #5B421B #8A6429 #B98637

Accessibility & contrast

On white

9.38

#5B421B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.24

#5B421B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B421B

9.38:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B421B	#FFFFFF	#000000	##FFFFFF
##5B421B	1.00	9.38	2.24	9.38
#FFFFFF	9.38	1.00	21.00	1.00
#000000	2.24	21.00	1.00	21.00
##FFFFFF	9.38	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B4317

Deuteranopia (green-blind)

#51491C

Tritanopia (blue-blind)

#633B39

Achromatopsia (no color)

#464646

Design tokens & code

CSS

--color: #5b421b;
/* rgb */ color: rgb(91, 66, 27);
/* oklch */ color: oklch(39.8% 0.065 76.0);

Tailwind

colors: {
  custom: {
    50: '#8c7659',
    500: '#5b421b',
    950: '#000000',
  },
}

SCSS

$custom: #5b421b;
$custom-light: #8c7659;
$custom-dark: #000000;

JSON

{
  "hex": "#5b421b",
  "rgb": {
    "r": 91,
    "g": 66,
    "b": 27
  },
  "hsl": {
    "h": 36.563,
    "s": 54.237,
    "l": 23.137
  },
  "oklch": {
    "l": 0.39807,
    "c": 0.06454,
    "h": 76
  },
  "luminance": 0.062
}

Semantic roles & 50–950 ramp

primary

#5B421B

secondary

#416091

accent

#84DE4A

background

#F8F7F5

surface

#F0EDE9

border

#CBC8C5

text

#0C0803

muted

#7D7B78

Preview Lab

Preview with #5B421B

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

Preview Lab → · Contrast checker → · Palette generator →