#577B79#577B79

#577B79 is a mid, muted teal. Relative luminance 0.176; OKLCH L 55.5% C 0.041 H 191.7°. Best body text is #FFFFFF at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#577B79
RGB	rgb(87, 123, 121)
HSL	hsl(177, 17%, 41%)
HSV	hsv(177, 29%, 48%)
CMYK	cmyk(29.3%, 0%, 1.6%, 51.8%)
CIE-LAB	lab(48.97, -13.11, -3.01)
CIE-LCH	lch(48.97, 13.45, 192.91°)
OKLab	oklab(55.52% -0.0399 -0.0083)
OKLCH	oklch(55.52% 0.041 191.7)
XYZ	xyz(14.4635, 17.5719, 20.7151)
Luminance	0.1757 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577B79 #7B5759

analogous

#577B67 #577B79 #576B7B

triadic

#577B79 #79577B #7B7957

tetradic

#577B79 #67577B #7B5759 #6B7B57

square

#577B79 #67577B #7B5759 #6B7B57

split-complementary

#577B79 #7B576B #7B6757

monochromatic

#243332 #3E5756 #577B79 #739C9A #97B5B4

Accessibility & contrast

On white

4.65

#577B79 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.51

#577B79 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #577B79

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577B79	#FFFFFF	#000000	##FFFFFF
##577B79	1.00	4.65	4.51	4.65
#FFFFFF	4.65	1.00	21.00	1.00
#000000	4.51	21.00	1.00	21.00
##FFFFFF	4.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#777779

Deuteranopia (green-blind)

#707279

Tritanopia (blue-blind)

#4B7D7A

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #577b79;
/* rgb */ color: rgb(87, 123, 121);
/* oklch */ color: oklch(55.5% 0.041 191.7);

Tailwind

colors: {
  custom: {
    50: '#87a19f',
    500: '#577b79',
    950: '#000000',
  },
}

SCSS

$custom: #577b79;
$custom-light: #87a19f;
$custom-dark: #000000;

JSON

{
  "hex": "#577b79",
  "rgb": {
    "r": 87,
    "g": 123,
    "b": 121
  },
  "hsl": {
    "h": 176.667,
    "s": 17.143,
    "l": 41.176
  },
  "oklch": {
    "l": 0.55519,
    "c": 0.04078,
    "h": 191.7
  },
  "luminance": 0.17573
}

Semantic roles & 50–950 ramp

primary

#577B79

secondary

#A38A8C

accent

#6E72BA

background

#F8F9F9

surface

#F0F2F2

border

#CBCCCC

text

#0B0F0E

muted

#7C7E7E

Preview Lab

Preview with #577B79

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

Preview Lab → · Contrast checker → · Palette generator →