#577B22#577B22

#577B22 is a mid, vivid yellow-green. Relative luminance 0.163; OKLCH L 53.7% C 0.123 H 129.0°. Best body text is #FFFFFF at 4.93:1 contrast (WCAG AA passes).

Color values

HEX	#577B22
RGB	rgb(87, 123, 34)
HSL	hsl(84, 57%, 31%)
HSV	hsv(84, 72%, 48%)
CMYK	cmyk(29.3%, 0%, 72.4%, 51.8%)
CIE-LAB	lab(47.38, -27.30, 42.42)
CIE-LCH	lch(47.38, 50.45, 122.76°)
OKLab	oklab(53.71% -0.0776 0.0957)
OKLCH	oklch(53.71% 0.123 129)
XYZ	xyz(11.3021, 16.3074, 4.0652)
Luminance	0.1631 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577B22 #46227B

analogous

#7B7222 #577B22 #2A7B22

triadic

#577B22 #22577B #7B2257

tetradic

#577B22 #227B72 #46227B #7B222A

square

#577B22 #227B72 #46227B #7B222A

split-complementary

#577B22 #222A7B #72227B

monochromatic

#131B07 #354B15 #577B22 #79AB2F #98CD4A

Accessibility & contrast

On white

4.93

#577B22 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.26

#577B22 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577B22

4.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577B22	#FFFFFF	#000000	##FFFFFF
##577B22	1.00	4.93	4.26	4.93
#FFFFFF	4.93	1.00	21.00	1.00
#000000	4.26	21.00	1.00	21.00
##FFFFFF	4.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#817214

Deuteranopia (green-blind)

#7C702A

Tritanopia (blue-blind)

#5A7569

Achromatopsia (no color)

#707070

Design tokens & code

CSS

--color: #577b22;
/* rgb */ color: rgb(87, 123, 34);
/* oklch */ color: oklch(53.7% 0.123 129.0);

Tailwind

colors: {
  custom: {
    50: '#8aa163',
    500: '#577b22',
    950: '#000000',
  },
}

SCSS

$custom: #577b22;
$custom-light: #8aa163;
$custom-dark: #000000;

JSON

{
  "hex": "#577b22",
  "rgb": {
    "r": 87,
    "g": 123,
    "b": 34
  },
  "hsl": {
    "h": 84.27,
    "s": 56.688,
    "l": 30.784
  },
  "oklch": {
    "l": 0.53709,
    "c": 0.12327,
    "h": 129
  },
  "luminance": 0.16308
}

Semantic roles & 50–950 ramp

primary

#577B22

secondary

#734BAE

accent

#48E085

background

#F8F9F6

surface

#F0F2EB

border

#CBCCC6

text

#0C0F05

muted

#7D7E7A

Preview Lab

Preview with #577B22

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

Preview Lab → · Contrast checker → · Palette generator →