#577E81#577E81

#577E81 is a mid, muted teal. Relative luminance 0.185; OKLCH L 56.5% C 0.044 H 202.0°. Best body text is #000000 at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#577E81
RGB	rgb(87, 126, 129)
HSL	hsl(184, 19%, 42%)
HSV	hsv(184, 33%, 51%)
CMYK	cmyk(32.6%, 2.3%, 0%, 49.4%)
CIE-LAB	lab(50.14, -12.76, -6.00)
CIE-LCH	lch(50.14, 14.10, 205.17°)
OKLab	oklab(56.53% -0.0405 -0.0164)
OKLCH	oklch(56.53% 0.044 202)
XYZ	xyz(15.3524, 18.5321, 23.5327)
Luminance	0.1853 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577E81 #815A57

analogous

#57816F #577E81 #576981

triadic

#577E81 #81577E #7E8157

tetradic

#577E81 #6F5781 #815A57 #698157

square

#577E81 #6F5781 #815A57 #698157

split-complementary

#577E81 #815769 #816F57

monochromatic

#263738 #3E5A5C #577E81 #749EA1 #99B7BA

Accessibility & contrast

On white

4.46

#577E81 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.71

#577E81 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #577E81

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577E81	#FFFFFF	#000000	##000000
##577E81	1.00	4.46	4.71	4.71
#FFFFFF	4.46	1.00	21.00	21.00
#000000	4.71	21.00	1.00	1.00
##000000	4.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#787B81

Deuteranopia (green-blind)

#717581

Tritanopia (blue-blind)

#48817F

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #577e81;
/* rgb */ color: rgb(87, 126, 129);
/* oklch */ color: oklch(56.5% 0.044 202.0);

Tailwind

colors: {
  custom: {
    50: '#88a3a5',
    500: '#577e81',
    950: '#000000',
  },
}

SCSS

$custom: #577e81;
$custom-light: #88a3a5;
$custom-dark: #000000;

JSON

{
  "hex": "#577e81",
  "rgb": {
    "r": 87,
    "g": 126,
    "b": 129
  },
  "hsl": {
    "h": 184.286,
    "s": 19.444,
    "l": 42.353
  },
  "oklch": {
    "l": 0.56529,
    "c": 0.04374,
    "h": 202
  },
  "luminance": 0.18533
}

Semantic roles & 50–950 ramp

primary

#577E81

secondary

#A88E8C

accent

#716CBC

background

#F8FAFA

surface

#F0F3F4

border

#CBCDCE

text

#0B0F0F

muted

#7C7F7F

Preview Lab

Preview with #577E81

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

Preview Lab → · Contrast checker → · Palette generator →