#577F57#577F57

#577F57 is a mid, moderate green. Relative luminance 0.179; OKLCH L 55.6% C 0.076 H 144.5°. Best body text is #FFFFFF at 4.59:1 contrast (WCAG AA passes).

Color values

HEX	#577F57
RGB	rgb(87, 127, 87)
HSL	hsl(120, 19%, 42%)
HSV	hsv(120, 31%, 50%)
CMYK	cmyk(31.5%, 0%, 31.5%, 50.2%)
CIE-LAB	lab(49.37, -22.56, 17.42)
CIE-LCH	lch(49.37, 28.50, 142.32°)
OKLab	oklab(55.55% -0.0615 0.044)
OKLCH	oklch(55.55% 0.076 144.5)
XYZ	xyz(13.2396, 17.8925, 11.7710)
Luminance	0.1789 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577F57 #7F577F

analogous

#6B7F57 #577F57 #577F6B

triadic

#577F57 #57577F #7F5757

tetradic

#577F57 #576B7F #7F577F #7F6B57

square

#577F57 #576B7F #7F577F #7F6B57

split-complementary

#577F57 #6B577F #7F576B

monochromatic

#253625 #3E5B3E #577F57 #74A074 #98B898

Accessibility & contrast

On white

4.59

#577F57 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.58

#577F57 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #577F57

4.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577F57	#FFFFFF	#000000	##FFFFFF
##577F57	1.00	4.59	4.58	4.59
#FFFFFF	4.59	1.00	21.00	1.00
#000000	4.58	21.00	1.00	21.00
##FFFFFF	4.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#817854

Deuteranopia (green-blind)

#7A7459

Tritanopia (blue-blind)

#537D74

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #577f57;
/* rgb */ color: rgb(87, 127, 87);
/* oklch */ color: oklch(55.6% 0.076 144.5);

Tailwind

colors: {
  custom: {
    50: '#88a486',
    500: '#577f57',
    950: '#000000',
  },
}

SCSS

$custom: #577f57;
$custom-light: #88a486;
$custom-dark: #000000;

JSON

{
  "hex": "#577f57",
  "rgb": {
    "r": 87,
    "g": 127,
    "b": 87
  },
  "hsl": {
    "h": 120,
    "s": 18.692,
    "l": 41.961
  },
  "oklch": {
    "l": 0.55554,
    "c": 0.07563,
    "h": 144.5
  },
  "luminance": 0.17893
}

Semantic roles & 50–950 ramp

primary

#577F57

secondary

#A68CA6

accent

#6CBBBB

background

#F8FAF8

surface

#F0F4EF

border

#CBCECA

text

#0B0F0B

muted

#7C7F7C

Preview Lab

Preview with #577F57

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

Preview Lab → · Contrast checker → · Palette generator →