#577D28#577D28

#577D28 is a mid, vivid yellow-green. Relative luminance 0.168; OKLCH L 54.3% C 0.121 H 130.2°. Best body text is #FFFFFF at 4.81:1 contrast (WCAG AA passes).

Color values

HEX	#577D28
RGB	rgb(87, 125, 40)
HSL	hsl(87, 52%, 32%)
HSV	hsv(87, 68%, 49%)
CMYK	cmyk(30.4%, 0%, 68%, 51%)
CIE-LAB	lab(48.07, -27.80, 40.57)
CIE-LCH	lch(48.07, 49.18, 124.41°)
OKLab	oklab(54.29% -0.0785 0.0928)
OKLCH	oklch(54.29% 0.122 130.2)
XYZ	xyz(11.6470, 16.8463, 4.6451)
Luminance	0.1685 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577D28 #4E287D

analogous

#7D7928 #577D28 #2C7D28

triadic

#577D28 #28577D #7D2857

tetradic

#577D28 #287D79 #4E287D #7D282C

square

#577D28 #287D79 #4E287D #7D282C

split-complementary

#577D28 #282C7D #79287D

monochromatic

#16200A #374F19 #577D28 #77AB37 #96C956

Accessibility & contrast

On white

4.81

#577D28 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.37

#577D28 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577D28

4.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577D28	#FFFFFF	#000000	##FFFFFF
##577D28	1.00	4.81	4.37	4.81
#FFFFFF	4.81	1.00	21.00	1.00
#000000	4.37	21.00	1.00	21.00
##FFFFFF	4.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#83741D

Deuteranopia (green-blind)

#7D712F

Tritanopia (blue-blind)

#59786C

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #577d28;
/* rgb */ color: rgb(87, 125, 40);
/* oklch */ color: oklch(54.3% 0.121 130.2);

Tailwind

colors: {
  custom: {
    50: '#89a367',
    500: '#577d28',
    950: '#000000',
  },
}

SCSS

$custom: #577d28;
$custom-light: #89a367;
$custom-dark: #000000;

JSON

{
  "hex": "#577d28",
  "rgb": {
    "r": 87,
    "g": 125,
    "b": 40
  },
  "hsl": {
    "h": 86.824,
    "s": 51.515,
    "l": 32.353
  },
  "oklch": {
    "l": 0.54285,
    "c": 0.1215,
    "h": 130.2
  },
  "luminance": 0.16847
}

Semantic roles & 50–950 ramp

primary

#577D28

secondary

#7C53AE

accent

#4DDB8C

background

#F8FAF6

surface

#F0F3EB

border

#CBCDC6

text

#0C0F06

muted

#7D7F7A

Preview Lab

Preview with #577D28

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

Preview Lab → · Contrast checker → · Palette generator →