#577F64#577F64

#577F64 is a mid, moderate green. Relative luminance 0.181; OKLCH L 55.9% C 0.061 H 154.5°. Best body text is #000000 at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#577F64
RGB	rgb(87, 127, 100)
HSL	hsl(140, 19%, 42%)
HSV	hsv(140, 31%, 50%)
CMYK	cmyk(31.5%, 0%, 21.3%, 50.2%)
CIE-LAB	lab(49.65, -20.04, 10.30)
CIE-LCH	lch(49.65, 22.53, 152.81°)
OKLab	oklab(55.87% -0.0553 0.0264)
OKLCH	oklch(55.87% 0.061 154.5)
XYZ	xyz(13.8193, 18.1244, 14.8243)
Luminance	0.1812 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577F64 #7F5772

analogous

#5E7F57 #577F64 #577F78

triadic

#577F64 #64577F #7F6457

tetradic

#577F64 #575E7F #7F5772 #7F7857

square

#577F64 #575E7F #7F5772 #7F7857

split-complementary

#577F64 #78577F #7F575E

monochromatic

#25362B #3E5B47 #577F64 #74A082 #98B8A3

Accessibility & contrast

On white

4.54

#577F64 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.63

#577F64 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #577F64

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577F64	#FFFFFF	#000000	##000000
##577F64	1.00	4.54	4.63	4.63
#FFFFFF	4.54	1.00	21.00	21.00
#000000	4.63	21.00	1.00	1.00
##000000	4.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7F7963

Deuteranopia (green-blind)

#787465

Tritanopia (blue-blind)

#507E77

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #577f64;
/* rgb */ color: rgb(87, 127, 100);
/* oklch */ color: oklch(55.9% 0.061 154.5);

Tailwind

colors: {
  custom: {
    50: '#87a490',
    500: '#577f64',
    950: '#000000',
  },
}

SCSS

$custom: #577f64;
$custom-light: #87a490;
$custom-dark: #000000;

JSON

{
  "hex": "#577f64",
  "rgb": {
    "r": 87,
    "g": 127,
    "b": 100
  },
  "hsl": {
    "h": 139.5,
    "s": 18.692,
    "l": 41.961
  },
  "oklch": {
    "l": 0.55874,
    "c": 0.06133,
    "h": 154.5
  },
  "luminance": 0.18125
}

Semantic roles & 50–950 ramp

primary

#577F64

secondary

#A68C9E

accent

#6CA2BB

background

#F8FAF8

surface

#F0F4F0

border

#CBCECB

text

#0B0F0C

muted

#7C7F7D

Preview Lab

Preview with #577F64

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

Preview Lab → · Contrast checker → · Palette generator →