#558E66#558E66

#558E66 is a mid, moderate green. Relative luminance 0.222; OKLCH L 59.6% C 0.086 H 152.6°. Best body text is #000000 at 5.45:1 contrast (WCAG AA passes).

Color values

HEX	#558E66
RGB	rgb(85, 142, 102)
HSL	hsl(138, 25%, 45%)
HSV	hsv(138, 40%, 56%)
CMYK	cmyk(40.1%, 0%, 28.2%, 44.3%)
CIE-LAB	lab(54.28, -27.90, 15.57)
CIE-LCH	lch(54.28, 31.95, 150.84°)
OKLab	oklab(59.6% -0.0764 0.0396)
OKLCH	oklch(59.6% 0.086 152.6)
XYZ	xyz(15.8166, 22.2356, 16.0263)
Luminance	0.2224 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558E66 #8E557D

analogous

#618E55 #558E66 #558E83

triadic

#558E66 #66558E #8E6655

tetradic

#558E66 #55618E #8E557D #8E8355

square

#558E66 #55618E #8E557D #8E8355

split-complementary

#558E66 #83558E #8E5561

monochromatic

#27412F #3E684B #558E66 #74AC85 #9BC3A7

Accessibility & contrast

On white

3.86

#558E66 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.45

#558E66 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558E66

5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558E66	#FFFFFF	#000000	##000000
##558E66	1.00	3.86	5.45	5.45
#FFFFFF	3.86	1.00	21.00	21.00
#000000	5.45	21.00	1.00	1.00
##000000	5.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8E8564

Deuteranopia (green-blind)

#857F68

Tritanopia (blue-blind)

#4B8C83

Achromatopsia (no color)

#828282

Design tokens & code

CSS

--color: #558e66;
/* rgb */ color: rgb(85, 142, 102);
/* oklch */ color: oklch(59.6% 0.086 152.6);

Tailwind

colors: {
  custom: {
    50: '#87af91',
    500: '#558e66',
    950: '#000000',
  },
}

SCSS

$custom: #558e66;
$custom-light: #87af91;
$custom-dark: #000000;

JSON

{
  "hex": "#558e66",
  "rgb": {
    "r": 85,
    "g": 142,
    "b": 102
  },
  "hsl": {
    "h": 137.895,
    "s": 25.11,
    "l": 44.51
  },
  "oklch": {
    "l": 0.59598,
    "c": 0.08604,
    "h": 152.6
  },
  "luminance": 0.22237
}

Semantic roles & 50–950 ramp

primary

#558E66

secondary

#B08FA6

accent

#66A6C2

background

#F8FAF8

surface

#F0F4F0

border

#CBCECB

text

#0B100D

muted

#7C7F7D

Preview Lab

Preview with #558E66

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

Preview Lab → · Contrast checker → · Palette generator →