#577F31#577F31

#577F31 is a mid, moderate yellow-green. Relative luminance 0.174; OKLCH L 54.9% C 0.117 H 132.0°. Best body text is #FFFFFF at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#577F31
RGB	rgb(87, 127, 49)
HSL	hsl(91, 44%, 35%)
HSV	hsv(91, 61%, 50%)
CMYK	cmyk(31.5%, 0%, 61.4%, 50.2%)
CIE-LAB	lab(48.79, -27.93, 37.19)
CIE-LCH	lch(48.79, 46.51, 126.91°)
OKLab	oklab(54.9% -0.078 0.0867)
OKLCH	oklch(54.9% 0.117 132)
XYZ	xyz(12.0741, 17.4263, 5.6326)
Luminance	0.1743 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577F31 #59317F

analogous

#7E7F31 #577F31 #317F32

triadic

#577F31 #31577F #7F3157

tetradic

#577F31 #317E7F #59317F #7F3231

square

#577F31 #317E7F #59317F #7F3231

split-complementary

#577F31 #32317F #7F317E

monochromatic

#1A270F #395320 #577F31 #75AB42 #94C466

Accessibility & contrast

On white

4.68

#577F31 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.49

#577F31 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577F31

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577F31	#FFFFFF	#000000	##FFFFFF
##577F31	1.00	4.68	4.49	4.68
#FFFFFF	4.68	1.00	21.00	1.00
#000000	4.49	21.00	1.00	21.00
##FFFFFF	4.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#847629

Deuteranopia (green-blind)

#7F7337

Tritanopia (blue-blind)

#587A6E

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #577f31;
/* rgb */ color: rgb(87, 127, 49);
/* oklch */ color: oklch(54.9% 0.117 132.0);

Tailwind

colors: {
  custom: {
    50: '#89a46c',
    500: '#577f31',
    950: '#000000',
  },
}

SCSS

$custom: #577f31;
$custom-light: #89a46c;
$custom-dark: #000000;

JSON

{
  "hex": "#577f31",
  "rgb": {
    "r": 87,
    "g": 127,
    "b": 49
  },
  "hsl": {
    "h": 90.769,
    "s": 44.318,
    "l": 34.51
  },
  "oklch": {
    "l": 0.54904,
    "c": 0.11666,
    "h": 132
  },
  "luminance": 0.17427
}

Semantic roles & 50–950 ramp

primary

#577F31

secondary

#8760AB

accent

#54D496

background

#F8FAF6

surface

#F0F4EB

border

#CBCEC6

text

#0C0F07

muted

#7D7F7A

Preview Lab

Preview with #577F31

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

Preview Lab → · Contrast checker → · Palette generator →