#577C80#577C80

#577C80 is a mid, muted teal. Relative luminance 0.180; OKLCH L 56.0% C 0.042 H 204.5°. Best body text is #000000 at 4.60:1 contrast (WCAG AA passes).

Color values

HEX	#577C80
RGB	rgb(87, 124, 128)
HSL	hsl(186, 19%, 42%)
HSV	hsv(186, 32%, 50%)
CMYK	cmyk(32%, 3.1%, 0%, 49.8%)
CIE-LAB	lab(49.50, -11.91, -6.36)
CIE-LCH	lch(49.50, 13.50, 208.11°)
OKLab	oklab(56.01% -0.0382 -0.0174)
OKLCH	oklch(56.01% 0.042 204.5)
XYZ	xyz(15.0331, 17.9992, 23.1000)
Luminance	0.1800 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577C80 #805B57

analogous

#578070 #577C80 #576880

triadic

#577C80 #80577C #7C8057

tetradic

#577C80 #705780 #805B57 #688057

square

#577C80 #705780 #805B57 #688057

split-complementary

#577C80 #805768 #807057

monochromatic

#253537 #3E595C #577C80 #749CA0 #98B6B9

Accessibility & contrast

On white

4.57

#577C80 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.60

#577C80 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #577C80

4.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577C80	#FFFFFF	#000000	##000000
##577C80	1.00	4.57	4.60	4.60
#FFFFFF	4.57	1.00	21.00	21.00
#000000	4.60	21.00	1.00	1.00
##000000	4.60	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#767980

Deuteranopia (green-blind)

#6F7380

Tritanopia (blue-blind)

#487F7D

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #577c80;
/* rgb */ color: rgb(87, 124, 128);
/* oklch */ color: oklch(56.0% 0.042 204.5);

Tailwind

colors: {
  custom: {
    50: '#88a2a4',
    500: '#577c80',
    950: '#000000',
  },
}

SCSS

$custom: #577c80;
$custom-light: #88a2a4;
$custom-dark: #000000;

JSON

{
  "hex": "#577c80",
  "rgb": {
    "r": 87,
    "g": 124,
    "b": 128
  },
  "hsl": {
    "h": 185.854,
    "s": 19.07,
    "l": 42.157
  },
  "oklch": {
    "l": 0.56008,
    "c": 0.042,
    "h": 204.5
  },
  "luminance": 0.18
}

Semantic roles & 50–950 ramp

primary

#577C80

secondary

#A78E8C

accent

#746CBC

background

#F8F9FA

surface

#F0F2F4

border

#CBCCCE

text

#0B0F0F

muted

#7C7E7F

Preview Lab

Preview with #577C80

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

Preview Lab → · Contrast checker → · Palette generator →