#577A64#577A64

#577A64 is a mid, muted green. Relative luminance 0.169; OKLCH L 54.6% C 0.053 H 156.6°. Best body text is #FFFFFF at 4.80:1 contrast (WCAG AA passes).

Color values

HEX	#577A64
RGB	rgb(87, 122, 100)
HSL	hsl(142, 17%, 41%)
HSV	hsv(142, 29%, 48%)
CMYK	cmyk(28.7%, 0%, 18%, 52.2%)
CIE-LAB	lab(48.09, -17.39, 8.10)
CIE-LCH	lch(48.09, 19.18, 155.03°)
OKLab	oklab(54.62% -0.0483 0.0209)
OKLCH	oklch(54.62% 0.053 156.6)
XYZ	xyz(13.1895, 16.8648, 14.6144)
Luminance	0.1686 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577A64 #7A576D

analogous

#5B7A57 #577A64 #577A75

triadic

#577A64 #64577A #7A6457

tetradic

#577A64 #575B7A #7A576D #7A7557

square

#577A64 #575B7A #7A576D #7A7557

split-complementary

#577A64 #75577A #7A575B

monochromatic

#243329 #3E5647 #577A64 #739B82 #97B5A2

Accessibility & contrast

On white

4.80

#577A64 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.37

#577A64 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577A64

4.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577A64	#FFFFFF	#000000	##FFFFFF
##577A64	1.00	4.80	4.37	4.80
#FFFFFF	4.80	1.00	21.00	1.00
#000000	4.37	21.00	1.00	21.00
##FFFFFF	4.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A7563

Deuteranopia (green-blind)

#747165

Tritanopia (blue-blind)

#517974

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #577a64;
/* rgb */ color: rgb(87, 122, 100);
/* oklch */ color: oklch(54.6% 0.053 156.6);

Tailwind

colors: {
  custom: {
    50: '#87a090',
    500: '#577a64',
    950: '#000000',
  },
}

SCSS

$custom: #577a64;
$custom-light: #87a090;
$custom-dark: #000000;

JSON

{
  "hex": "#577a64",
  "rgb": {
    "r": 87,
    "g": 122,
    "b": 100
  },
  "hsl": {
    "h": 142.286,
    "s": 16.746,
    "l": 40.98
  },
  "oklch": {
    "l": 0.54622,
    "c": 0.05259,
    "h": 156.6
  },
  "luminance": 0.16865
}

Semantic roles & 50–950 ramp

primary

#577A64

secondary

#A38A9A

accent

#6E9EB9

background

#F8F9F8

surface

#EFF2F0

border

#CACCCB

text

#0B0E0C

muted

#7C7E7D

Preview Lab

Preview with #577A64

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

Preview Lab → · Contrast checker → · Palette generator →