#503F18#503F18

#503F18 is a dark, moderate orange. Relative luminance 0.053; OKLCH L 37.7% C 0.060 H 85.5°. Best body text is #FFFFFF at 10.17:1 contrast (WCAG AA passes).

Color values

HEX	#503F18
RGB	rgb(80, 63, 24)
HSL	hsl(42, 54%, 20%)
HSV	hsv(42, 70%, 31%)
CMYK	cmyk(0%, 21.2%, 70%, 68.6%)
CIE-LAB	lab(27.65, 2.30, 26.11)
CIE-LCH	lch(27.65, 26.21, 84.97°)
OKLab	oklab(37.71% 0.0047 0.0599)
OKLCH	oklch(37.71% 0.06 85.5)
XYZ	xyz(5.2509, 5.3268, 1.6156)
Luminance	0.0533 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#503F18 #182950

analogous

#502318 #503F18 #455018

triadic

#503F18 #18503F #3F1850

tetradic

#503F18 #185023 #182950 #501845

square

#503F18 #185023 #182950 #501845

split-complementary

#503F18 #184550 #231850

monochromatic

#181307 #211A0A #503F18 #7F6426 #AE8934

Accessibility & contrast

On white

10.17

#503F18 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.07

#503F18 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #503F18

10.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##503F18	#FFFFFF	#000000	##FFFFFF
##503F18	1.00	10.17	2.07	10.17
#FFFFFF	10.17	1.00	21.00	1.00
#000000	2.07	21.00	1.00	21.00
##FFFFFF	10.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#473F14

Deuteranopia (green-blind)

#4B431A

Tritanopia (blue-blind)

#573936

Achromatopsia (no color)

#414141

Design tokens & code

CSS

--color: #503f18;
/* rgb */ color: rgb(80, 63, 24);
/* oklch */ color: oklch(37.7% 0.060 85.5);

Tailwind

colors: {
  custom: {
    50: '#837357',
    500: '#503f18',
    950: '#000000',
  },
}

SCSS

$custom: #503f18;
$custom-light: #837357;
$custom-dark: #000000;

JSON

{
  "hex": "#503f18",
  "rgb": {
    "r": 80,
    "g": 63,
    "b": 24
  },
  "hsl": {
    "h": 41.786,
    "s": 53.846,
    "l": 20.392
  },
  "oklch": {
    "l": 0.37713,
    "c": 0.06004,
    "h": 85.5
  },
  "luminance": 0.05326
}

Semantic roles & 50–950 ramp

primary

#503F18

secondary

#3D5387

accent

#77DD4B

background

#F8F7F5

surface

#EFEDE9

border

#CAC8C5

text

#0B0803

muted

#7C7B78

Preview Lab

Preview with #503F18

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

Preview Lab → · Contrast checker → · Palette generator →