#573F15#573F15

#573F15 is a dark, moderate orange. Relative luminance 0.056; OKLCH L 38.5% C 0.066 H 78.3°. Best body text is #FFFFFF at 9.87:1 contrast (WCAG AA passes).

Color values

HEX	#573F15
RGB	rgb(87, 63, 21)
HSL	hsl(38, 61%, 21%)
HSV	hsv(38, 76%, 34%)
CMYK	cmyk(0%, 27.6%, 75.9%, 65.9%)
CIE-LAB	lab(28.47, 5.64, 28.85)
CIE-LCH	lch(28.47, 29.40, 78.93°)
OKLab	oklab(38.55% 0.0135 0.0648)
OKLCH	oklch(38.55% 0.066 78.3)
XYZ	xyz(5.8437, 5.6358, 1.4894)
Luminance	0.0563 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#573F15 #152D57

analogous

#571E15 #573F15 #4E5715

triadic

#573F15 #15573F #3F1557

tetradic

#573F15 #15571E #152D57 #57154E

square

#573F15 #15571E #152D57 #57154E

split-complementary

#573F15 #154E57 #1E1557

monochromatic

#191206 #261B09 #573F15 #886321 #BA862D

Accessibility & contrast

On white

9.87

#573F15 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#573F15 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #573F15

9.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##573F15	#FFFFFF	#000000	##FFFFFF
##573F15	1.00	9.87	2.13	9.87
#FFFFFF	9.87	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#484010

Deuteranopia (green-blind)

#4E4616

Tritanopia (blue-blind)

#5F3836

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #573f15;
/* rgb */ color: rgb(87, 63, 21);
/* oklch */ color: oklch(38.5% 0.066 78.3);

Tailwind

colors: {
  custom: {
    50: '#897355',
    500: '#573f15',
    950: '#000000',
  },
}

SCSS

$custom: #573f15;
$custom-light: #897355;
$custom-dark: #000000;

JSON

{
  "hex": "#573f15",
  "rgb": {
    "r": 87,
    "g": 63,
    "b": 21
  },
  "hsl": {
    "h": 38.182,
    "s": 61.111,
    "l": 21.176
  },
  "oklch": {
    "l": 0.38548,
    "c": 0.06622,
    "h": 78.3
  },
  "luminance": 0.05635
}

Semantic roles & 50–950 ramp

primary

#573F15

secondary

#39588F

accent

#7EE444

background

#F8F7F5

surface

#F0EDE9

border

#CBC8C5

text

#0C0803

muted

#7D7B78

Preview Lab

Preview with #573F15

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

Preview Lab → · Contrast checker → · Palette generator →