#558C8A#558C8A

#558C8A is a mid, muted teal. Relative luminance 0.225; OKLCH L 60.1% C 0.058 H 192.7°. Best body text is #000000 at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#558C8A
RGB	rgb(85, 140, 138)
HSL	hsl(178, 24%, 44%)
HSV	hsv(178, 39%, 55%)
CMYK	cmyk(39.3%, 0%, 1.4%, 45.1%)
CIE-LAB	lab(54.58, -18.62, -4.67)
CIE-LCH	lch(54.58, 19.20, 194.07°)
OKLab	oklab(60.14% -0.057 -0.0129)
OKLCH	oklch(60.14% 0.058 192.7)
XYZ	xyz(17.7101, 22.5212, 27.4536)
Luminance	0.2252 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#558C8A #8C5557

analogous

#558C6F #558C8A #55738C

triadic

#558C8A #8A558C #8C8A55

tetradic

#558C8A #6F558C #8C5557 #738C55

square

#558C8A #6F558C #8C5557 #738C55

split-complementary

#558C8A #8C5573 #8C6F55

monochromatic

#27403F #3E6664 #558C8A #74AAA8 #9AC2C0

Accessibility & contrast

On white

3.82

#558C8A on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.50

#558C8A on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #558C8A

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##558C8A	#FFFFFF	#000000	##000000
##558C8A	1.00	3.82	5.50	5.50
#FFFFFF	3.82	1.00	21.00	21.00
#000000	5.50	21.00	1.00	1.00
##000000	5.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#86878A

Deuteranopia (green-blind)

#7C7F8B

Tritanopia (blue-blind)

#3E8F8B

Achromatopsia (no color)

#838383

Design tokens & code

CSS

--color: #558c8a;
/* rgb */ color: rgb(85, 140, 138);
/* oklch */ color: oklch(60.1% 0.058 192.7);

Tailwind

colors: {
  custom: {
    50: '#88adac',
    500: '#558c8a',
    950: '#000000',
  },
}

SCSS

$custom: #558c8a;
$custom-light: #88adac;
$custom-dark: #000000;

JSON

{
  "hex": "#558c8a",
  "rgb": {
    "r": 85,
    "g": 140,
    "b": 138
  },
  "hsl": {
    "h": 177.818,
    "s": 24.444,
    "l": 44.118
  },
  "oklch": {
    "l": 0.60144,
    "c": 0.05842,
    "h": 192.7
  },
  "luminance": 0.22522
}

Semantic roles & 50–950 ramp

primary

#558C8A

secondary

#AF8E8F

accent

#676AC1

background

#F8FAFA

surface

#F0F4F4

border

#CBCECE

text

#0C1010

muted

#7D7F7F

Preview Lab

Preview with #558C8A

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

Preview Lab → · Contrast checker → · Palette generator →