#5B381F#5B381F

#5B381F is a dark, moderate orange. Relative luminance 0.052; OKLCH L 37.7% C 0.063 H 55.1°. Best body text is #FFFFFF at 10.34:1 contrast (WCAG AA passes).

Color values

HEX	#5B381F
RGB	rgb(91, 56, 31)
HSL	hsl(25, 49%, 24%)
HSV	hsv(25, 66%, 36%)
CMYK	cmyk(0%, 38.5%, 65.9%, 64.3%)
CIE-LAB	lab(27.16, 12.77, 21.86)
CIE-LCH	lch(27.16, 25.32, 59.70°)
OKLab	oklab(37.68% 0.0359 0.0514)
OKLCH	oklch(37.68% 0.063 55.1)
XYZ	xyz(5.9763, 5.1520, 1.9757)
Luminance	0.0515 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5B381F #1F425B

analogous

#5B1F24 #5B381F #5B561F

triadic

#5B381F #1F5B38 #381F5B

tetradic

#5B381F #245B1F #1F425B #561F5B

square

#5B381F #245B1F #1F425B #561F5B

split-complementary

#5B381F #1F5B56 #1F245B

monochromatic

#170E08 #2D1C0F #5B381F #89542F #B6703E

Accessibility & contrast

On white

10.34

#5B381F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.03

#5B381F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #5B381F

10.34:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5B381F	#FFFFFF	#000000	##FFFFFF
##5B381F	1.00	10.34	2.03	10.34
#FFFFFF	10.34	1.00	21.00	1.00
#000000	2.03	21.00	1.00	21.00
##FFFFFF	10.34	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#423B1D

Deuteranopia (green-blind)

#4A431F

Tritanopia (blue-blind)

#633132

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #5b381f;
/* rgb */ color: rgb(91, 56, 31);
/* oklch */ color: oklch(37.7% 0.063 55.1);

Tailwind

colors: {
  custom: {
    50: '#8c6e5b',
    500: '#5b381f',
    950: '#000000',
  },
}

SCSS

$custom: #5b381f;
$custom-light: #8c6e5b;
$custom-dark: #000000;

JSON

{
  "hex": "#5b381f",
  "rgb": {
    "r": 91,
    "g": 56,
    "b": 31
  },
  "hsl": {
    "h": 25,
    "s": 49.18,
    "l": 23.922
  },
  "oklch": {
    "l": 0.37684,
    "c": 0.06267,
    "h": 55.1
  },
  "luminance": 0.05151
}

Semantic roles & 50–950 ramp

primary

#5B381F

secondary

#467190

accent

#9FD94F

background

#F8F6F5

surface

#F0ECE9

border

#CBC7C5

text

#0C0704

muted

#7D7A79

Preview Lab

Preview with #5B381F

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

Preview Lab → · Contrast checker → · Palette generator →