#577E1F#577E1F

#577E1F is a mid, vivid yellow-green. Relative luminance 0.170; OKLCH L 54.5% C 0.129 H 129.6°. Best body text is #FFFFFF at 4.76:1 contrast (WCAG AA passes).

Color values

HEX	#577E1F
RGB	rgb(87, 126, 31)
HSL	hsl(85, 61%, 31%)
HSV	hsv(85, 75%, 49%)
CMYK	cmyk(31%, 0%, 75.4%, 50.6%)
CIE-LAB	lab(48.32, -28.95, 44.56)
CIE-LCH	lch(48.32, 53.13, 123.01°)
OKLab	oklab(54.47% -0.0824 0.0997)
OKLCH	oklch(54.47% 0.129 129.6)
XYZ	xyz(11.6386, 17.0465, 3.9732)
Luminance	0.1705 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577E1F #461F7E

analogous

#7E751F #577E1F #277E1F

triadic

#577E1F #1F577E #7E1F57

tetradic

#577E1F #1F7E75 #461F7E #7E1F27

square

#577E1F #1F7E75 #461F7E #7E1F27

split-complementary

#577E1F #1F277E #751F7E

monochromatic

#131C07 #354D13 #577E1F #79AF2B #98D146

Accessibility & contrast

On white

4.76

#577E1F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.41

#577E1F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577E1F

4.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577E1F	#FFFFFF	#000000	##FFFFFF
##577E1F	1.00	4.76	4.41	4.76
#FFFFFF	4.76	1.00	21.00	1.00
#000000	4.41	21.00	1.00	21.00
##FFFFFF	4.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#84750D

Deuteranopia (green-blind)

#7F7228

Tritanopia (blue-blind)

#5A786C

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #577e1f;
/* rgb */ color: rgb(87, 126, 31);
/* oklch */ color: oklch(54.5% 0.129 129.6);

Tailwind

colors: {
  custom: {
    50: '#8aa362',
    500: '#577e1f',
    950: '#000000',
  },
}

SCSS

$custom: #577e1f;
$custom-light: #8aa362;
$custom-dark: #000000;

JSON

{
  "hex": "#577e1f",
  "rgb": {
    "r": 87,
    "g": 126,
    "b": 31
  },
  "hsl": {
    "h": 84.632,
    "s": 60.51,
    "l": 30.784
  },
  "oklch": {
    "l": 0.54469,
    "c": 0.12938,
    "h": 129.6
  },
  "luminance": 0.17047
}

Semantic roles & 50–950 ramp

primary

#577E1F

secondary

#7348B1

accent

#44E486

background

#F8FAF6

surface

#F0F4EB

border

#CBCEC6

text

#0C0F05

muted

#7D7F7A

Preview Lab

Preview with #577E1F

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

Preview Lab → · Contrast checker → · Palette generator →