#577E5A#577E5A

#577E5A is a mid, moderate green. Relative luminance 0.177; OKLCH L 55.4% C 0.070 H 146.4°. Best body text is #FFFFFF at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#577E5A
RGB	rgb(87, 126, 90)
HSL	hsl(125, 18%, 42%)
HSV	hsv(125, 31%, 49%)
CMYK	cmyk(31%, 0%, 28.6%, 50.6%)
CIE-LAB	lab(49.11, -21.49, 15.35)
CIE-LCH	lch(49.11, 26.41, 144.46°)
OKLab	oklab(55.37% -0.0587 0.039)
OKLCH	oklch(55.37% 0.07 146.4)
XYZ	xyz(13.2362, 17.6856, 12.3871)
Luminance	0.1769 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577E5A #7E577B

analogous

#687E57 #577E5A #577E6E

triadic

#577E5A #5A577E #7E5A57

tetradic

#577E5A #57687E #7E577B #7E6E57

square

#577E5A #57687E #7E577B #7E6E57

split-complementary

#577E5A #6E577E #7E5768

monochromatic

#253626 #3E5A40 #577E5A #749F77 #98B89A

Accessibility & contrast

On white

4.63

#577E5A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.54

#577E5A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #577E5A

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577E5A	#FFFFFF	#000000	##FFFFFF
##577E5A	1.00	4.63	4.54	4.63
#FFFFFF	4.63	1.00	21.00	1.00
#000000	4.54	21.00	1.00	21.00
##FFFFFF	4.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F7758

Deuteranopia (green-blind)

#79735C

Tritanopia (blue-blind)

#527C74

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #577e5a;
/* rgb */ color: rgb(87, 126, 90);
/* oklch */ color: oklch(55.4% 0.070 146.4);

Tailwind

colors: {
  custom: {
    50: '#87a388',
    500: '#577e5a',
    950: '#000000',
  },
}

SCSS

$custom: #577e5a;
$custom-light: #87a388;
$custom-dark: #000000;

JSON

{
  "hex": "#577e5a",
  "rgb": {
    "r": 87,
    "g": 126,
    "b": 90
  },
  "hsl": {
    "h": 124.615,
    "s": 18.31,
    "l": 41.765
  },
  "oklch": {
    "l": 0.5537,
    "c": 0.07046,
    "h": 146.4
  },
  "luminance": 0.17686
}

Semantic roles & 50–950 ramp

primary

#577E5A

secondary

#A68BA4

accent

#6DB5BB

background

#F8FAF8

surface

#F0F4F0

border

#CBCECB

text

#0B0F0B

muted

#7C7F7C

Preview Lab

Preview with #577E5A

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

Preview Lab → · Contrast checker → · Palette generator →