#577F19#577F19

#577F19 is a mid, vivid yellow-green. Relative luminance 0.173; OKLCH L 54.7% C 0.134 H 129.4°. Best body text is #FFFFFF at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#577F19
RGB	rgb(87, 127, 25)
HSL	hsl(84, 67%, 30%)
HSV	hsv(84, 80%, 50%)
CMYK	cmyk(31.5%, 0%, 80.3%, 50.2%)
CIE-LAB	lab(48.60, -29.78, 46.97)
CIE-LCH	lch(48.60, 55.61, 122.37°)
OKLab	oklab(54.69% -0.0851 0.1038)
OKLCH	oklch(54.69% 0.134 129.4)
XYZ	xyz(11.6953, 17.2748, 3.6377)
Luminance	0.1727 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577F19 #41197F

analogous

#7F7419 #577F19 #247F19

triadic

#577F19 #19577F #7F1957

tetradic

#577F19 #197F74 #41197F #7F1924

square

#577F19 #197F74 #41197F #7F1924

split-complementary

#577F19 #19247F #74197F

monochromatic

#121A05 #344C0F #577F19 #7AB223 #9AD83A

Accessibility & contrast

On white

4.71

#577F19 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.46

#577F19 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577F19

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577F19	#FFFFFF	#000000	##FFFFFF
##577F19	1.00	4.71	4.46	4.71
#FFFFFF	4.71	1.00	21.00	1.00
#000000	4.46	21.00	1.00	21.00
##FFFFFF	4.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#857500

Deuteranopia (green-blind)

#807324

Tritanopia (blue-blind)

#5A796C

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #577f19;
/* rgb */ color: rgb(87, 127, 25);
/* oklch */ color: oklch(54.7% 0.134 129.4);

Tailwind

colors: {
  custom: {
    50: '#8aa45f',
    500: '#577f19',
    950: '#000000',
  },
}

SCSS

$custom: #577f19;
$custom-light: #8aa45f;
$custom-dark: #000000;

JSON

{
  "hex": "#577f19",
  "rgb": {
    "r": 87,
    "g": 127,
    "b": 25
  },
  "hsl": {
    "h": 83.529,
    "s": 67.105,
    "l": 29.804
  },
  "oklch": {
    "l": 0.5469,
    "c": 0.13425,
    "h": 129.4
  },
  "luminance": 0.17275
}

Semantic roles & 50–950 ramp

primary

#577F19

secondary

#6E41B3

accent

#3EEA81

background

#F8FAF5

surface

#F0F4EA

border

#CBCEC6

text

#0C0F05

muted

#7D7F79

Preview Lab

Preview with #577F19

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

Preview Lab → · Contrast checker → · Palette generator →