#577E28#577E28

#577E28 is a mid, vivid yellow-green. Relative luminance 0.171; OKLCH L 54.5% C 0.123 H 130.5°. Best body text is #FFFFFF at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#577E28
RGB	rgb(87, 126, 40)
HSL	hsl(87, 52%, 33%)
HSV	hsv(87, 68%, 49%)
CMYK	cmyk(31%, 0%, 68.3%, 50.6%)
CIE-LAB	lab(48.39, -28.28, 40.92)
CIE-LCH	lch(48.39, 49.74, 124.65°)
OKLab	oklab(54.55% -0.0798 0.0935)
OKLCH	oklch(54.55% 0.123 130.5)
XYZ	xyz(11.7742, 17.1008, 4.6875)
Luminance	0.1710 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577E28 #4F287E

analogous

#7E7A28 #577E28 #2C7E28

triadic

#577E28 #28577E #7E2857

tetradic

#577E28 #287E7A #4F287E #7E282C

square

#577E28 #287E7A #4F287E #7E282C

split-complementary

#577E28 #282C7E #7A287E

monochromatic

#17210B #375019 #577E28 #77AC37 #96CA57

Accessibility & contrast

On white

4.75

#577E28 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.42

#577E28 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577E28

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577E28	#FFFFFF	#000000	##FFFFFF
##577E28	1.00	4.75	4.42	4.75
#FFFFFF	4.75	1.00	21.00	1.00
#000000	4.42	21.00	1.00	21.00
##FFFFFF	4.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#84751C

Deuteranopia (green-blind)

#7E722F

Tritanopia (blue-blind)

#59796C

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #577e28;
/* rgb */ color: rgb(87, 126, 40);
/* oklch */ color: oklch(54.5% 0.123 130.5);

Tailwind

colors: {
  custom: {
    50: '#89a367',
    500: '#577e28',
    950: '#000000',
  },
}

SCSS

$custom: #577e28;
$custom-light: #89a367;
$custom-dark: #000000;

JSON

{
  "hex": "#577e28",
  "rgb": {
    "r": 87,
    "g": 126,
    "b": 40
  },
  "hsl": {
    "h": 87.209,
    "s": 51.807,
    "l": 32.549
  },
  "oklch": {
    "l": 0.54546,
    "c": 0.1229,
    "h": 130.5
  },
  "luminance": 0.17101
}

Semantic roles & 50–950 ramp

primary

#577E28

secondary

#7D53AF

accent

#4DDB8D

background

#F8FAF6

surface

#F0F4EB

border

#CBCEC6

text

#0C0F06

muted

#7D7F7A

Preview Lab

Preview with #577E28

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

Preview Lab → · Contrast checker → · Palette generator →