#577C16#577C16

#577C16 is a mid, vivid yellow-green. Relative luminance 0.165; OKLCH L 53.9% C 0.132 H 128.4°. Best body text is #FFFFFF at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#577C16
RGB	rgb(87, 124, 22)
HSL	hsl(82, 70%, 29%)
HSV	hsv(82, 82%, 49%)
CMYK	cmyk(29.8%, 0%, 82.3%, 51.4%)
CIE-LAB	lab(47.62, -28.50, 47.03)
CIE-LCH	lch(47.62, 54.99, 121.22°)
OKLab	oklab(53.89% -0.0819 0.1034)
OKLCH	oklch(53.89% 0.132 128.4)
XYZ	xyz(11.2830, 16.4992, 3.3491)
Luminance	0.1650 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577C16 #3B167C

analogous

#7C6E16 #577C16 #247C16

triadic

#577C16 #16577C #7C1657

tetradic

#577C16 #167C6E #3B167C #7C1624

square

#577C16 #167C6E #3B167C #7C1624

split-complementary

#577C16 #16247C #6E167C

monochromatic

#121A05 #33480D #577C16 #7BB01F #9DDB32

Accessibility & contrast

On white

4.88

#577C16 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#577C16 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577C16

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577C16	#FFFFFF	#000000	##FFFFFF
##577C16	1.00	4.88	4.30	4.88
#FFFFFF	4.88	1.00	21.00	1.00
#000000	4.30	21.00	1.00	21.00
##FFFFFF	4.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#827300

Deuteranopia (green-blind)

#7D7021

Tritanopia (blue-blind)

#5A7669

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #577c16;
/* rgb */ color: rgb(87, 124, 22);
/* oklch */ color: oklch(53.9% 0.132 128.4);

Tailwind

colors: {
  custom: {
    50: '#8aa25d',
    500: '#577c16',
    950: '#000000',
  },
}

SCSS

$custom: #577c16;
$custom-light: #8aa25d;
$custom-dark: #000000;

JSON

{
  "hex": "#577c16",
  "rgb": {
    "r": 87,
    "g": 124,
    "b": 22
  },
  "hsl": {
    "h": 81.765,
    "s": 69.863,
    "l": 28.627
  },
  "oklch": {
    "l": 0.53886,
    "c": 0.13192,
    "h": 128.4
  },
  "luminance": 0.16499
}

Semantic roles & 50–950 ramp

primary

#577C16

secondary

#673DB1

accent

#3BED7C

background

#F8F9F5

surface

#F0F2E9

border

#CBCCC5

text

#0C0F05

muted

#7D7E79

Preview Lab

Preview with #577C16

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

Preview Lab → · Contrast checker → · Palette generator →