#577C1A#577C1A

#577C1A is a mid, vivid yellow-green. Relative luminance 0.165; OKLCH L 53.9% C 0.130 H 128.6°. Best body text is #FFFFFF at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#577C1A
RGB	rgb(87, 124, 26)
HSL	hsl(83, 65%, 29%)
HSV	hsv(83, 79%, 49%)
CMYK	cmyk(29.8%, 0%, 79%, 51.4%)
CIE-LAB	lab(47.64, -28.29, 45.73)
CIE-LCH	lch(47.64, 53.77, 121.74°)
OKLab	oklab(53.91% -0.081 0.1014)
OKLCH	oklch(53.91% 0.13 128.6)
XYZ	xyz(11.3246, 16.5158, 3.5683)
Luminance	0.1652 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577C1A #3F1A7C

analogous

#7C701A #577C1A #267C1A

triadic

#577C1A #1A577C #7C1A57

tetradic

#577C1A #1A7C70 #3F1A7C #7C1A26

square

#577C1A #1A7C70 #3F1A7C #7C1A26

split-complementary

#577C1A #1A267C #701A7C

monochromatic

#121905 #34490F #577C1A #7AAF25 #9BD63B

Accessibility & contrast

On white

4.88

#577C1A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#577C1A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577C1A

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577C1A	#FFFFFF	#000000	##FFFFFF
##577C1A	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)

#827303

Deuteranopia (green-blind)

#7D7024

Tritanopia (blue-blind)

#5A766A

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #577c1a;
/* rgb */ color: rgb(87, 124, 26);
/* oklch */ color: oklch(53.9% 0.130 128.6);

Tailwind

colors: {
  custom: {
    50: '#8aa25f',
    500: '#577c1a',
    950: '#000000',
  },
}

SCSS

$custom: #577c1a;
$custom-light: #8aa25f;
$custom-dark: #000000;

JSON

{
  "hex": "#577c1a",
  "rgb": {
    "r": 87,
    "g": 124,
    "b": 26
  },
  "hsl": {
    "h": 82.653,
    "s": 65.333,
    "l": 29.412
  },
  "oklch": {
    "l": 0.53911,
    "c": 0.12977,
    "h": 128.6
  },
  "luminance": 0.16516
}

Semantic roles & 50–950 ramp

primary

#577C1A

secondary

#6B42B0

accent

#40E87F

background

#F8FAF5

surface

#F0F3EA

border

#CBCDC6

text

#0C0F05

muted

#7D7F79

Preview Lab

Preview with #577C1A

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

Preview Lab → · Contrast checker → · Palette generator →