#577B4D#577B4D

#577B4D is a mid, moderate green. Relative luminance 0.167; OKLCH L 54.3% C 0.080 H 139.0°. Best body text is #FFFFFF at 4.83:1 contrast (WCAG AA passes).

Color values

HEX	#577B4D
RGB	rgb(87, 123, 77)
HSL	hsl(107, 23%, 39%)
HSV	hsv(107, 37%, 48%)
CMYK	cmyk(29.3%, 0%, 37.4%, 51.8%)
CIE-LAB	lab(47.91, -22.23, 21.19)
CIE-LCH	lch(47.91, 30.71, 136.37°)
OKLab	oklab(54.32% -0.0607 0.0527)
OKLCH	oklch(54.32% 0.08 139)
XYZ	xyz(12.3526, 16.7275, 9.5976)
Luminance	0.1673 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577B4D #714D7B

analogous

#6E7B4D #577B4D #4D7B5A

triadic

#577B4D #4D577B #7B4D57

tetradic

#577B4D #4D6E7B #714D7B #7B5A4D

square

#577B4D #4D6E7B #714D7B #7B5A4D

split-complementary

#577B4D #5A4D7B #7B4D6E

monochromatic

#22301E #3C5535 #577B4D #729F66 #95B78C

Accessibility & contrast

On white

4.83

#577B4D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.35

#577B4D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577B4D

4.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577B4D	#FFFFFF	#000000	##FFFFFF
##577B4D	1.00	4.83	4.35	4.83
#FFFFFF	4.83	1.00	21.00	1.00
#000000	4.35	21.00	1.00	21.00
##FFFFFF	4.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E744A

Deuteranopia (green-blind)

#787050

Tritanopia (blue-blind)

#55786F

Achromatopsia (no color)

#727272

Design tokens & code

CSS

--color: #577b4d;
/* rgb */ color: rgb(87, 123, 77);
/* oklch */ color: oklch(54.3% 0.080 139.0);

Tailwind

colors: {
  custom: {
    50: '#87a17f',
    500: '#577b4d',
    950: '#000000',
  },
}

SCSS

$custom: #577b4d;
$custom-light: #87a17f;
$custom-dark: #000000;

JSON

{
  "hex": "#577b4d",
  "rgb": {
    "r": 87,
    "g": 123,
    "b": 77
  },
  "hsl": {
    "h": 106.957,
    "s": 23,
    "l": 39.216
  },
  "oklch": {
    "l": 0.54321,
    "c": 0.08037,
    "h": 139
  },
  "luminance": 0.16728
}

Semantic roles & 50–950 ramp

primary

#577B4D

secondary

#9C80A3

accent

#68BFAD

background

#F8F9F7

surface

#F0F2EE

border

#CBCCC9

text

#0B0F0A

muted

#7C7E7C

Preview Lab

Preview with #577B4D

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

Preview Lab → · Contrast checker → · Palette generator →