#577D64#577D64

#577D64 is a mid, muted green. Relative luminance 0.176; OKLCH L 55.4% C 0.058 H 155.2°. Best body text is #FFFFFF at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#577D64
RGB	rgb(87, 125, 100)
HSL	hsl(141, 18%, 42%)
HSV	hsv(141, 30%, 49%)
CMYK	cmyk(30.4%, 0%, 20%, 51%)
CIE-LAB	lab(49.02, -18.99, 9.42)
CIE-LCH	lch(49.02, 21.19, 153.62°)
OKLab	oklab(55.37% -0.0525 0.0242)
OKLCH	oklch(55.37% 0.058 155.2)
XYZ	xyz(13.5636, 17.6130, 14.7391)
Luminance	0.1761 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577D64 #7D5770

analogous

#5D7D57 #577D64 #577D77

triadic

#577D64 #64577D #7D6457

tetradic

#577D64 #575D7D #7D5770 #7D7757

square

#577D64 #575D7D #7D5770 #7D7757

split-complementary

#577D64 #77577D #7D575D

monochromatic

#25352A #3E5947 #577D64 #739E82 #97B7A2

Accessibility & contrast

On white

4.64

#577D64 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.52

#577D64 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #577D64

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577D64	#FFFFFF	#000000	##FFFFFF
##577D64	1.00	4.64	4.52	4.64
#FFFFFF	4.64	1.00	21.00	1.00
#000000	4.52	21.00	1.00	21.00
##FFFFFF	4.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D7763

Deuteranopia (green-blind)

#767365

Tritanopia (blue-blind)

#507C76

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #577d64;
/* rgb */ color: rgb(87, 125, 100);
/* oklch */ color: oklch(55.4% 0.058 155.2);

Tailwind

colors: {
  custom: {
    50: '#87a290',
    500: '#577d64',
    950: '#000000',
  },
}

SCSS

$custom: #577d64;
$custom-light: #87a290;
$custom-dark: #000000;

JSON

{
  "hex": "#577d64",
  "rgb": {
    "r": 87,
    "g": 125,
    "b": 100
  },
  "hsl": {
    "h": 140.526,
    "s": 17.925,
    "l": 41.569
  },
  "oklch": {
    "l": 0.55372,
    "c": 0.05785,
    "h": 155.2
  },
  "luminance": 0.17614
}

Semantic roles & 50–950 ramp

primary

#577D64

secondary

#A58B9C

accent

#6DA0BB

background

#F8FAF8

surface

#EFF3F0

border

#CACDCB

text

#0B0F0C

muted

#7C7F7D

Preview Lab

Preview with #577D64

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

Preview Lab → · Contrast checker → · Palette generator →