#577E15#577E15

#577E15 is a mid, vivid yellow-green. Relative luminance 0.170; OKLCH L 54.4% C 0.135 H 128.9°. Best body text is #FFFFFF at 4.77:1 contrast (WCAG AA passes).

Color values

HEX	#577E15
RGB	rgb(87, 126, 21)
HSL	hsl(82, 71%, 29%)
HSV	hsv(82, 83%, 49%)
CMYK	cmyk(31%, 0%, 83.3%, 50.6%)
CIE-LAB	lab(48.26, -29.50, 47.92)
CIE-LCH	lch(48.26, 56.27, 121.62°)
OKLab	oklab(54.41% -0.0847 0.1051)
OKLCH	oklch(54.41% 0.135 128.9)
XYZ	xyz(11.5267, 17.0018, 3.3837)
Luminance	0.1700 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577E15 #3C157E

analogous

#7E7115 #577E15 #227E15

triadic

#577E15 #15577E #7E1557

tetradic

#577E15 #157E71 #3C157E #7E1522

square

#577E15 #157E71 #3C157E #7E1522

split-complementary

#577E15 #15227E #71157E

monochromatic

#121A04 #334A0C #577E15 #7BB21E #9DDD31

Accessibility & contrast

On white

4.77

#577E15 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.40

#577E15 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577E15

4.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577E15	#FFFFFF	#000000	##FFFFFF
##577E15	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)

#7F7221

Tritanopia (blue-blind)

#5A786B

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #577e15;
/* rgb */ color: rgb(87, 126, 21);
/* oklch */ color: oklch(54.4% 0.135 128.9);

Tailwind

colors: {
  custom: {
    50: '#8aa35d',
    500: '#577e15',
    950: '#000000',
  },
}

SCSS

$custom: #577e15;
$custom-light: #8aa35d;
$custom-dark: #000000;

JSON

{
  "hex": "#577e15",
  "rgb": {
    "r": 87,
    "g": 126,
    "b": 21
  },
  "hsl": {
    "h": 82.286,
    "s": 71.429,
    "l": 28.824
  },
  "oklch": {
    "l": 0.54405,
    "c": 0.13499,
    "h": 128.9
  },
  "luminance": 0.17002
}

Semantic roles & 50–950 ramp

primary

#577E15

secondary

#683CB3

accent

#3AEE7D

background

#F8FAF5

surface

#F0F4E9

border

#CBCEC5

text

#0C0F05

muted

#7D7F79

Preview Lab

Preview with #577E15

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

Preview Lab → · Contrast checker → · Palette generator →