#577F3B#577F3B

#577F3B is a mid, moderate yellow-green. Relative luminance 0.175; OKLCH L 55.0% C 0.107 H 133.9°. Best body text is #FFFFFF at 4.66:1 contrast (WCAG AA passes).

Color values

HEX	#577F3B
RGB	rgb(87, 127, 59)
HSL	hsl(95, 37%, 36%)
HSV	hsv(95, 54%, 50%)
CMYK	cmyk(31.5%, 0%, 53.5%, 50.2%)
CIE-LAB	lab(48.91, -26.81, 32.29)
CIE-LCH	lch(48.91, 41.97, 129.70°)
OKLab	oklab(55.04% -0.0742 0.077)
OKLCH	oklch(55.04% 0.107 133.9)
XYZ	xyz(12.3090, 17.5203, 6.8700)
Luminance	0.1752 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577F3B #633B7F

analogous

#797F3B #577F3B #3B7F41

triadic

#577F3B #3B577F #7F3B57

tetradic

#577F3B #3B797F #633B7F #7F413B

square

#577F3B #3B797F #633B7F #7F413B

split-complementary

#577F3B #413B7F #7F3B79

monochromatic

#1E2B14 #3A5528 #577F3B #74A94E #94BF75

Accessibility & contrast

On white

4.66

#577F3B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.50

#577F3B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #577F3B

4.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577F3B	#FFFFFF	#000000	##FFFFFF
##577F3B	1.00	4.66	4.50	4.66
#FFFFFF	4.66	1.00	21.00	1.00
#000000	4.50	21.00	1.00	21.00
##FFFFFF	4.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#847635

Deuteranopia (green-blind)

#7E733F

Tritanopia (blue-blind)

#577B6F

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #577f3b;
/* rgb */ color: rgb(87, 127, 59);
/* oklch */ color: oklch(55.0% 0.107 133.9);

Tailwind

colors: {
  custom: {
    50: '#89a473',
    500: '#577f3b',
    950: '#000000',
  },
}

SCSS

$custom: #577f3b;
$custom-light: #89a473;
$custom-dark: #000000;

JSON

{
  "hex": "#577f3b",
  "rgb": {
    "r": 87,
    "g": 127,
    "b": 59
  },
  "hsl": {
    "h": 95.294,
    "s": 36.559,
    "l": 36.471
  },
  "oklch": {
    "l": 0.55036,
    "c": 0.10694,
    "h": 133.9
  },
  "luminance": 0.17521
}

Semantic roles & 50–950 ramp

primary

#577F3B

secondary

#906DA9

accent

#5BCD9E

background

#F8FAF7

surface

#F0F4ED

border

#CBCEC8

text

#0C0F08

muted

#7D7F7B

Preview Lab

Preview with #577F3B

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

Preview Lab → · Contrast checker → · Palette generator →