#577B3D#577B3D

#577B3D is a mid, moderate yellow-green. Relative luminance 0.165; OKLCH L 54.0% C 0.099 H 133.5°. Best body text is #FFFFFF at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#577B3D
RGB	rgb(87, 123, 61)
HSL	hsl(95, 34%, 36%)
HSV	hsv(95, 50%, 48%)
CMYK	cmyk(29.3%, 0%, 50.4%, 51.8%)
CIE-LAB	lab(47.66, -24.58, 29.72)
CIE-LCH	lch(47.66, 38.56, 129.59°)
OKLab	oklab(54.03% -0.0678 0.0715)
OKLCH	oklch(54.03% 0.099 133.5)
XYZ	xyz(11.8555, 16.5287, 6.9797)
Luminance	0.1653 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577B3D #613D7B

analogous

#767B3D #577B3D #3D7B42

triadic

#577B3D #3D577B #7B3D57

tetradic

#577B3D #3D767B #613D7B #7B423D

square

#577B3D #3D767B #613D7B #7B423D

split-complementary

#577B3D #423D7B #7B3D76

monochromatic

#1D2914 #3A5229 #577B3D #74A451 #94BC77

Accessibility & contrast

On white

4.88

#577B3D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.31

#577B3D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577B3D

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577B3D	#FFFFFF	#000000	##FFFFFF
##577B3D	1.00	4.88	4.31	4.88
#FFFFFF	4.88	1.00	21.00	1.00
#000000	4.31	21.00	1.00	21.00
##FFFFFF	4.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F7338

Deuteranopia (green-blind)

#7A7041

Tritanopia (blue-blind)

#57776D

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #577b3d;
/* rgb */ color: rgb(87, 123, 61);
/* oklch */ color: oklch(54.0% 0.099 133.5);

Tailwind

colors: {
  custom: {
    50: '#88a174',
    500: '#577b3d',
    950: '#000000',
  },
}

SCSS

$custom: #577b3d;
$custom-light: #88a174;
$custom-dark: #000000;

JSON

{
  "hex": "#577b3d",
  "rgb": {
    "r": 87,
    "g": 123,
    "b": 61
  },
  "hsl": {
    "h": 94.839,
    "s": 33.696,
    "l": 36.078
  },
  "oklch": {
    "l": 0.54032,
    "c": 0.09857,
    "h": 133.5
  },
  "luminance": 0.16529
}

Semantic roles & 50–950 ramp

primary

#577B3D

secondary

#8E6EA6

accent

#5ECA9D

background

#F8F9F7

surface

#F0F2ED

border

#CBCCC8

text

#0B0F08

muted

#7C7E7B

Preview Lab

Preview with #577B3D

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

Preview Lab → · Contrast checker → · Palette generator →