#577C19#577C19

#577C19 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	#577C19
RGB	rgb(87, 124, 25)
HSL	hsl(82, 66%, 29%)
HSV	hsv(82, 80%, 49%)
CMYK	cmyk(29.8%, 0%, 79.8%, 51.4%)
CIE-LAB	lab(47.64, -28.35, 46.07)
CIE-LCH	lch(47.64, 54.09, 121.61°)
OKLab	oklab(53.9% -0.0813 0.1019)
OKLCH	oklch(53.9% 0.13 128.6)
XYZ	xyz(11.3136, 16.5114, 3.5105)
Luminance	0.1651 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577C19 #3E197C

analogous

#7C7019 #577C19 #267C19

triadic

#577C19 #19577C #7C1957

tetradic

#577C19 #197C70 #3E197C #7C1926

square

#577C19 #197C70 #3E197C #7C1926

split-complementary

#577C19 #19267C #70197C

monochromatic

#121905 #33490F #577C19 #7BAF23 #9CD738

Accessibility & contrast

On white

4.88

#577C19 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#577C19 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577C19

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577C19	#FFFFFF	#000000	##FFFFFF
##577C19	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)

#827301

Deuteranopia (green-blind)

#7D7023

Tritanopia (blue-blind)

#5A766A

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #577c19;
/* rgb */ color: rgb(87, 124, 25);
/* oklch */ color: oklch(53.9% 0.130 128.6);

Tailwind

colors: {
  custom: {
    50: '#8aa25f',
    500: '#577c19',
    950: '#000000',
  },
}

SCSS

$custom: #577c19;
$custom-light: #8aa25f;
$custom-dark: #000000;

JSON

{
  "hex": "#577c19",
  "rgb": {
    "r": 87,
    "g": 124,
    "b": 25
  },
  "hsl": {
    "h": 82.424,
    "s": 66.443,
    "l": 29.216
  },
  "oklch": {
    "l": 0.53904,
    "c": 0.13033,
    "h": 128.6
  },
  "luminance": 0.16512
}

Semantic roles & 50–950 ramp

primary

#577C19

secondary

#6A40B0

accent

#3EE97E

background

#F8FAF5

surface

#F0F3EA

border

#CBCDC6

text

#0C0F05

muted

#7D7F79

Preview Lab

Preview with #577C19

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

Preview Lab → · Contrast checker → · Palette generator →