#577E17#577E17

#577E17 is a mid, vivid yellow-green. Relative luminance 0.170; OKLCH L 54.4% C 0.134 H 129.0°. Best body text is #FFFFFF at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#577E17
RGB	rgb(87, 126, 23)
HSL	hsl(83, 69%, 29%)
HSV	hsv(83, 82%, 49%)
CMYK	cmyk(31%, 0%, 81.7%, 50.6%)
CIE-LAB	lab(48.27, -29.41, 47.31)
CIE-LCH	lch(48.27, 55.71, 121.86°)
OKLab	oklab(54.42% -0.0843 0.1042)
OKLCH	oklch(54.42% 0.134 129)
XYZ	xyz(11.5460, 17.0095, 3.4853)
Luminance	0.1701 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577E17 #3E177E

analogous

#7E7217 #577E17 #247E17

triadic

#577E17 #17577E #7E1757

tetradic

#577E17 #177E72 #3E177E #7E1724

square

#577E17 #177E72 #3E177E #7E1724

split-complementary

#577E17 #17247E #72177E

monochromatic

#121A05 #334A0E #577E17 #7BB220 #9CDA35

Accessibility & contrast

On white

4.77

#577E17 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.40

#577E17 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577E17

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577E17	#FFFFFF	#000000	##FFFFFF
##577E17	1.00	4.77	4.40	4.77
#FFFFFF	4.77	1.00	21.00	1.00
#000000	4.40	21.00	1.00	21.00
##FFFFFF	4.77	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#847400

Deuteranopia (green-blind)

#7F7222

Tritanopia (blue-blind)

#5A786B

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #577e17;
/* rgb */ color: rgb(87, 126, 23);
/* oklch */ color: oklch(54.4% 0.134 129.0);

Tailwind

colors: {
  custom: {
    50: '#8aa35e',
    500: '#577e17',
    950: '#000000',
  },
}

SCSS

$custom: #577e17;
$custom-light: #8aa35e;
$custom-dark: #000000;

JSON

{
  "hex": "#577e17",
  "rgb": {
    "r": 87,
    "g": 126,
    "b": 23
  },
  "hsl": {
    "h": 82.718,
    "s": 69.128,
    "l": 29.216
  },
  "oklch": {
    "l": 0.54416,
    "c": 0.134,
    "h": 129
  },
  "luminance": 0.1701
}

Semantic roles & 50–950 ramp

primary

#577E17

secondary

#6A3EB3

accent

#3CEC7F

background

#F8FAF5

surface

#F0F4E9

border

#CBCEC5

text

#0C0F05

muted

#7D7F79

Preview Lab

Preview with #577E17

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

Preview Lab → · Contrast checker → · Palette generator →