#577A5B#577A5B

#577A5B is a mid, moderate green. Relative luminance 0.167; OKLCH L 54.4% C 0.062 H 147.6°. Best body text is #FFFFFF at 4.84:1 contrast (WCAG AA passes).

Color values

HEX	#577A5B
RGB	rgb(87, 122, 91)
HSL	hsl(127, 17%, 41%)
HSV	hsv(127, 29%, 48%)
CMYK	cmyk(28.7%, 0%, 25.4%, 52.2%)
CIE-LAB	lab(47.88, -19.21, 13.08)
CIE-LCH	lch(47.88, 23.23, 145.75°)
OKLab	oklab(54.38% -0.0526 0.0334)
OKLCH	oklch(54.38% 0.062 147.6)
XYZ	xyz(12.7778, 16.7001, 12.4457)
Luminance	0.1670 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577A5B #7A5776

analogous

#647A57 #577A5B #577A6C

triadic

#577A5B #5B577A #7A5B57

tetradic

#577A5B #57647A #7A5776 #7A6C57

square

#577A5B #57647A #7A5776 #7A6C57

split-complementary

#577A5B #6C577A #7A5764

monochromatic

#243326 #3E5640 #577A5B #739B78 #97B59A

Accessibility & contrast

On white

4.84

#577A5B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.34

#577A5B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577A5B

4.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577A5B	#FFFFFF	#000000	##FFFFFF
##577A5B	1.00	4.84	4.34	4.84
#FFFFFF	4.84	1.00	21.00	1.00
#000000	4.34	21.00	1.00	21.00
##FFFFFF	4.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B7459

Deuteranopia (green-blind)

#75705D

Tritanopia (blue-blind)

#537872

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #577a5b;
/* rgb */ color: rgb(87, 122, 91);
/* oklch */ color: oklch(54.4% 0.062 147.6);

Tailwind

colors: {
  custom: {
    50: '#87a089',
    500: '#577a5b',
    950: '#000000',
  },
}

SCSS

$custom: #577a5b;
$custom-light: #87a089;
$custom-dark: #000000;

JSON

{
  "hex": "#577a5b",
  "rgb": {
    "r": 87,
    "g": 122,
    "b": 91
  },
  "hsl": {
    "h": 126.857,
    "s": 16.746,
    "l": 40.98
  },
  "oklch": {
    "l": 0.54385,
    "c": 0.06227,
    "h": 147.6
  },
  "luminance": 0.16701
}

Semantic roles & 50–950 ramp

primary

#577A5B

secondary

#A38AA0

accent

#6EB1B9

background

#F8F9F8

surface

#EFF2F0

border

#CACCCB

text

#0B0E0B

muted

#7C7E7C

Preview Lab

Preview with #577A5B

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

Preview Lab → · Contrast checker → · Palette generator →