#576B18#576B18

#576B18 is a mid, moderate yellow-green. Relative luminance 0.126; OKLCH L 49.5% C 0.108 H 122.5°. Best body text is #FFFFFF at 5.96:1 contrast (WCAG AA passes).

Color values

HEX	#576B18
RGB	rgb(87, 107, 24)
HSL	hsl(74, 63%, 26%)
HSV	hsv(74, 78%, 42%)
CMYK	cmyk(18.7%, 0%, 77.6%, 58%)
CIE-LAB	lab(42.17, -19.87, 41.22)
CIE-LCH	lch(42.17, 45.76, 115.74°)
OKLab	oklab(49.47% -0.0582 0.0915)
OKLCH	oklch(49.47% 0.108 122.5)
XYZ	xyz(9.3532, 12.6075, 2.8047)
Luminance	0.1261 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#576B18 #2C186B

analogous

#6B5518 #576B18 #2D6B18

triadic

#576B18 #18576B #6B1857

tetradic

#576B18 #186B55 #2C186B #6B182D

square

#576B18 #186B55 #2C186B #6B182D

split-complementary

#576B18 #182D6B #55186B

monochromatic

#141906 #2E390D #576B18 #809D23 #A8CF2E

Accessibility & contrast

On white

5.96

#576B18 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.52

#576B18 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #576B18

5.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##576B18	#FFFFFF	#000000	##FFFFFF
##576B18	1.00	5.96	3.52	5.96
#FFFFFF	5.96	1.00	21.00	1.00
#000000	3.52	21.00	1.00	21.00
##FFFFFF	5.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#726407

Deuteranopia (green-blind)

#6F631F

Tritanopia (blue-blind)

#5C655B

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #576b18;
/* rgb */ color: rgb(87, 107, 24);
/* oklch */ color: oklch(49.5% 0.108 122.5);

Tailwind

colors: {
  custom: {
    50: '#89955c',
    500: '#576b18',
    950: '#000000',
  },
}

SCSS

$custom: #576b18;
$custom-light: #89955c;
$custom-dark: #000000;

JSON

{
  "hex": "#576b18",
  "rgb": {
    "r": 87,
    "g": 107,
    "b": 24
  },
  "hsl": {
    "h": 74.458,
    "s": 63.359,
    "l": 25.686
  },
  "oklch": {
    "l": 0.49466,
    "c": 0.10849,
    "h": 122.5
  },
  "luminance": 0.12608
}

Semantic roles & 50–950 ramp

primary

#576B18

secondary

#563EA1

accent

#41E669

background

#F8F9F5

surface

#F0F1E9

border

#CBCBC5

text

#0C0D04

muted

#7D7E79

Preview Lab

Preview with #576B18

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

Preview Lab → · Contrast checker → · Palette generator →