#577B39#577B39

#577B39 is a mid, moderate yellow-green. Relative luminance 0.165; OKLCH L 54.0% C 0.103 H 132.5°. Best body text is #FFFFFF at 4.89:1 contrast (WCAG AA passes).

Color values

HEX	#577B39
RGB	rgb(87, 123, 57)
HSL	hsl(93, 37%, 35%)
HSV	hsv(93, 54%, 48%)
CMYK	cmyk(29.3%, 0%, 53.7%, 51.8%)
CIE-LAB	lab(47.61, -25.08, 31.77)
CIE-LCH	lch(47.61, 40.48, 128.29°)
OKLab	oklab(53.97% -0.0695 0.0757)
OKLCH	oklch(53.97% 0.103 132.5)
XYZ	xyz(11.7518, 16.4872, 6.4333)
Luminance	0.1649 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577B39 #5D397B

analogous

#787B39 #577B39 #397B3C

triadic

#577B39 #39577B #7B3957

tetradic

#577B39 #39787B #5D397B #7B3C39

square

#577B39 #39787B #5D397B #7B3C39

split-complementary

#577B39 #3C397B #7B3978

monochromatic

#1C2712 #395126 #577B39 #75A54C #94BD71

Accessibility & contrast

On white

4.89

#577B39 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.30

#577B39 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577B39

4.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577B39	#FFFFFF	#000000	##FFFFFF
##577B39	1.00	4.89	4.30	4.89
#FFFFFF	4.89	1.00	21.00	1.00
#000000	4.30	21.00	1.00	21.00
##FFFFFF	4.89	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#807333

Deuteranopia (green-blind)

#7A703D

Tritanopia (blue-blind)

#58776C

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #577b39;
/* rgb */ color: rgb(87, 123, 57);
/* oklch */ color: oklch(54.0% 0.103 132.5);

Tailwind

colors: {
  custom: {
    50: '#88a171',
    500: '#577b39',
    950: '#000000',
  },
}

SCSS

$custom: #577b39;
$custom-light: #88a171;
$custom-dark: #000000;

JSON

{
  "hex": "#577b39",
  "rgb": {
    "r": 87,
    "g": 123,
    "b": 57
  },
  "hsl": {
    "h": 92.727,
    "s": 36.667,
    "l": 35.294
  },
  "oklch": {
    "l": 0.53972,
    "c": 0.10281,
    "h": 132.5
  },
  "luminance": 0.16488
}

Semantic roles & 50–950 ramp

primary

#577B39

secondary

#8B69A6

accent

#5BCD99

background

#F8F9F6

surface

#F0F2EC

border

#CBCCC7

text

#0C0F08

muted

#7D7E7B

Preview Lab

Preview with #577B39

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

Preview Lab → · Contrast checker → · Palette generator →