#577B3F#577B3F

#577B3F is a mid, moderate yellow-green. Relative luminance 0.166; OKLCH L 54.1% C 0.096 H 134.0°. Best body text is #FFFFFF at 4.87:1 contrast (WCAG AA passes).

Color values

HEX	#577B3F
RGB	rgb(87, 123, 63)
HSL	hsl(96, 32%, 36%)
HSV	hsv(96, 49%, 48%)
CMYK	cmyk(29.3%, 0%, 48.8%, 51.8%)
CIE-LAB	lab(47.69, -24.31, 28.68)
CIE-LCH	lch(47.69, 37.60, 130.29°)
OKLab	oklab(54.06% -0.067 0.0693)
OKLCH	oklch(54.06% 0.096 134)
XYZ	xyz(11.9104, 16.5507, 7.2687)
Luminance	0.1655 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577B3F #633F7B

analogous

#757B3F #577B3F #3F7B45

triadic

#577B3F #3F577B #7B3F57

tetradic

#577B3F #3F757B #633F7B #7B453F

square

#577B3F #3F757B #633F7B #7B453F

split-complementary

#577B3F #453F7B #7B3F75

monochromatic

#1E2A16 #3A532A #577B3F #74A354 #94BB7A

Accessibility & contrast

On white

4.87

#577B3F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.31

#577B3F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577B3F

4.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577B3F	#FFFFFF	#000000	##FFFFFF
##577B3F	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)

#7F733A

Deuteranopia (green-blind)

#7A7043

Tritanopia (blue-blind)

#57776D

Achromatopsia (no color)

#717171

Design tokens & code

CSS

--color: #577b3f;
/* rgb */ color: rgb(87, 123, 63);
/* oklch */ color: oklch(54.1% 0.096 134.0);

Tailwind

colors: {
  custom: {
    50: '#88a175',
    500: '#577b3f',
    950: '#000000',
  },
}

SCSS

$custom: #577b3f;
$custom-light: #88a175;
$custom-dark: #000000;

JSON

{
  "hex": "#577b3f",
  "rgb": {
    "r": 87,
    "g": 123,
    "b": 63
  },
  "hsl": {
    "h": 96,
    "s": 32.258,
    "l": 36.471
  },
  "oklch": {
    "l": 0.54064,
    "c": 0.09639,
    "h": 134
  },
  "luminance": 0.16551
}

Semantic roles & 50–950 ramp

primary

#577B3F

secondary

#9071A5

accent

#5FC89E

background

#F8F9F7

surface

#F0F2ED

border

#CBCCC8

text

#0B0F08

muted

#7C7E7B

Preview Lab

Preview with #577B3F

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

Preview Lab → · Contrast checker → · Palette generator →