#577C1F#577C1F

#577C1F is a mid, vivid yellow-green. Relative luminance 0.165; OKLCH L 53.9% C 0.127 H 129.0°. Best body text is #FFFFFF at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#577C1F
RGB	rgb(87, 124, 31)
HSL	hsl(84, 60%, 30%)
HSV	hsv(84, 75%, 49%)
CMYK	cmyk(29.8%, 0%, 75%, 51.4%)
CIE-LAB	lab(47.68, -27.99, 43.92)
CIE-LCH	lch(47.68, 52.08, 122.51°)
OKLab	oklab(53.95% -0.0798 0.0984)
OKLCH	oklch(53.95% 0.127 129)
XYZ	xyz(11.3854, 16.5402, 3.8888)
Luminance	0.1654 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577C1F #441F7C

analogous

#7C721F #577C1F #287C1F

triadic

#577C1F #1F577C #7C1F57

tetradic

#577C1F #1F7C72 #441F7C #7C1F28

square

#577C1F #1F7C72 #441F7C #7C1F28

split-complementary

#577C1F #1F287C #721F7C

monochromatic

#121A07 #354B13 #577C1F #79AD2B #99D045

Accessibility & contrast

On white

4.87

#577C1F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.31

#577C1F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577C1F

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577C1F	#FFFFFF	#000000	##FFFFFF
##577C1F	1.00	4.87	4.31	4.87
#FFFFFF	4.87	1.00	21.00	1.00
#000000	4.31	21.00	1.00	21.00
##FFFFFF	4.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#82730E

Deuteranopia (green-blind)

#7D7028

Tritanopia (blue-blind)

#5A766A

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #577c1f;
/* rgb */ color: rgb(87, 124, 31);
/* oklch */ color: oklch(53.9% 0.127 129.0);

Tailwind

colors: {
  custom: {
    50: '#8aa261',
    500: '#577c1f',
    950: '#000000',
  },
}

SCSS

$custom: #577c1f;
$custom-light: #8aa261;
$custom-dark: #000000;

JSON

{
  "hex": "#577c1f",
  "rgb": {
    "r": 87,
    "g": 124,
    "b": 31
  },
  "hsl": {
    "h": 83.871,
    "s": 60,
    "l": 30.392
  },
  "oklch": {
    "l": 0.53946,
    "c": 0.12669,
    "h": 129
  },
  "luminance": 0.1654
}

Semantic roles & 50–950 ramp

primary

#577C1F

secondary

#7148AF

accent

#45E384

background

#F8FAF6

surface

#F0F3EB

border

#CBCDC6

text

#0C0F05

muted

#7D7F7A

Preview Lab

Preview with #577C1F

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

Preview Lab → · Contrast checker → · Palette generator →