#577E64#577E64

#577E64 is a mid, muted green. Relative luminance 0.179; OKLCH L 55.6% C 0.060 H 154.8°. Best body text is #FFFFFF at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#577E64
RGB	rgb(87, 126, 100)
HSL	hsl(140, 18%, 42%)
HSV	hsv(140, 31%, 49%)
CMYK	cmyk(31%, 0%, 20.6%, 50.6%)
CIE-LAB	lab(49.33, -19.52, 9.86)
CIE-LCH	lch(49.33, 21.86, 153.20°)
OKLab	oklab(55.62% -0.0539 0.0253)
OKLCH	oklch(55.62% 0.06 154.8)
XYZ	xyz(13.6908, 17.8674, 14.7815)
Luminance	0.1787 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577E64 #7E5771

analogous

#5E7E57 #577E64 #577E78

triadic

#577E64 #64577E #7E6457

tetradic

#577E64 #575E7E #7E5771 #7E7857

square

#577E64 #575E7E #7E5771 #7E7857

split-complementary

#577E64 #78577E #7E575E

monochromatic

#25362B #3E5A47 #577E64 #749F82 #98B8A2

Accessibility & contrast

On white

4.59

#577E64 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.57

#577E64 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #577E64

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577E64	#FFFFFF	#000000	##FFFFFF
##577E64	1.00	4.59	4.57	4.59
#FFFFFF	4.59	1.00	21.00	1.00
#000000	4.57	21.00	1.00	21.00
##FFFFFF	4.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E7863

Deuteranopia (green-blind)

#777465

Tritanopia (blue-blind)

#507D77

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #577e64;
/* rgb */ color: rgb(87, 126, 100);
/* oklch */ color: oklch(55.6% 0.060 154.8);

Tailwind

colors: {
  custom: {
    50: '#87a390',
    500: '#577e64',
    950: '#000000',
  },
}

SCSS

$custom: #577e64;
$custom-light: #87a390;
$custom-dark: #000000;

JSON

{
  "hex": "#577e64",
  "rgb": {
    "r": 87,
    "g": 126,
    "b": 100
  },
  "hsl": {
    "h": 140,
    "s": 18.31,
    "l": 41.765
  },
  "oklch": {
    "l": 0.55623,
    "c": 0.0596,
    "h": 154.8
  },
  "luminance": 0.17868
}

Semantic roles & 50–950 ramp

primary

#577E64

secondary

#A68B9D

accent

#6DA1BB

background

#F8FAF8

surface

#EFF4F0

border

#CACECB

text

#0B0F0C

muted

#7C7F7D

Preview Lab

Preview with #577E64

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

Preview Lab → · Contrast checker → · Palette generator →