#553F0F#553F0F

#553F0F is a dark, moderate orange. Relative luminance 0.055; OKLCH L 38.2% C 0.070 H 82.7°. Best body text is #FFFFFF at 9.98:1 contrast (WCAG AA passes).

Color values

HEX	#553F0F
RGB	rgb(85, 63, 15)
HSL	hsl(41, 70%, 20%)
HSV	hsv(41, 82%, 33%)
CMYK	cmyk(0%, 25.9%, 82.4%, 66.7%)
CIE-LAB	lab(28.17, 4.29, 31.38)
CIE-LCH	lch(28.17, 31.67, 82.22°)
OKLab	oklab(38.24% 0.0088 0.069)
OKLCH	oklch(38.24% 0.07 82.7)
XYZ	xyz(5.6104, 5.5212, 1.2221)
Luminance	0.0552 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#553F0F #0F2555

analogous

#551C0F #553F0F #48550F

triadic

#553F0F #0F553F #3F0F55

tetradic

#553F0F #0F551C #0F2555 #550F48

square

#553F0F #0F551C #0F2555 #550F48

split-complementary

#553F0F #0F4855 #1C0F55

monochromatic

#1A1305 #211806 #553F0F #896618 #BD8C21

Accessibility & contrast

On white

9.98

#553F0F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.10

#553F0F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #553F0F

9.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##553F0F	#FFFFFF	#000000	##FFFFFF
##553F0F	1.00	9.98	2.10	9.98
#FFFFFF	9.98	1.00	21.00	1.00
#000000	2.10	21.00	1.00	21.00
##FFFFFF	9.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#483F08

Deuteranopia (green-blind)

#4D4511

Tritanopia (blue-blind)

#5D3836

Achromatopsia (no color)

#424242

Design tokens & code

CSS

--color: #553f0f;
/* rgb */ color: rgb(85, 63, 15);
/* oklch */ color: oklch(38.2% 0.070 82.7);

Tailwind

colors: {
  custom: {
    50: '#887351',
    500: '#553f0f',
    950: '#000000',
  },
}

SCSS

$custom: #553f0f;
$custom-light: #887351;
$custom-dark: #000000;

JSON

{
  "hex": "#553f0f",
  "rgb": {
    "r": 85,
    "g": 63,
    "b": 15
  },
  "hsl": {
    "h": 41.143,
    "s": 70,
    "l": 19.608
  },
  "oklch": {
    "l": 0.38237,
    "c": 0.06951,
    "h": 82.7
  },
  "luminance": 0.05521
}

Semantic roles & 50–950 ramp

primary

#553F0F

secondary

#314E8F

accent

#73ED3B

background

#F8F6F4

surface

#F0ECE7

border

#CBC7C3

text

#0C0802

muted

#7D7B78

Preview Lab

Preview with #553F0F

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

Preview Lab → · Contrast checker → · Palette generator →