#577B75#577B75

#577B75 is a mid, muted teal. Relative luminance 0.175; OKLCH L 55.4% C 0.042 H 183.3°. Best body text is #FFFFFF at 4.67:1 contrast (WCAG AA passes).

Color values

HEX	#577B75
RGB	rgb(87, 123, 117)
HSL	hsl(170, 17%, 41%)
HSV	hsv(170, 29%, 48%)
CMYK	cmyk(29.3%, 0%, 4.9%, 51.8%)
CIE-LAB	lab(48.85, -14.09, -0.82)
CIE-LCH	lch(48.85, 14.11, 183.33°)
OKLab	oklab(55.39% -0.0417 -0.0024)
OKLCH	oklch(55.39% 0.042 183.3)
XYZ	xyz(14.2233, 17.4758, 19.4499)
Luminance	0.1748 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577B75 #7B575D

analogous

#577B63 #577B75 #576F7B

triadic

#577B75 #75577B #7B7557

tetradic

#577B75 #63577B #7B575D #6F7B57

square

#577B75 #63577B #7B575D #6F7B57

split-complementary

#577B75 #7B576F #7B6357

monochromatic

#243331 #3E5753 #577B75 #739C95 #97B5B0

Accessibility & contrast

On white

4.67

#577B75 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.50

#577B75 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #577B75

4.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577B75	#FFFFFF	#000000	##FFFFFF
##577B75	1.00	4.67	4.50	4.67
#FFFFFF	4.67	1.00	21.00	1.00
#000000	4.50	21.00	1.00	21.00
##FFFFFF	4.67	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#787775

Deuteranopia (green-blind)

#717276

Tritanopia (blue-blind)

#4C7C79

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #577b75;
/* rgb */ color: rgb(87, 123, 117);
/* oklch */ color: oklch(55.4% 0.042 183.3);

Tailwind

colors: {
  custom: {
    50: '#87a19c',
    500: '#577b75',
    950: '#000000',
  },
}

SCSS

$custom: #577b75;
$custom-light: #87a19c;
$custom-dark: #000000;

JSON

{
  "hex": "#577b75",
  "rgb": {
    "r": 87,
    "g": 123,
    "b": 117
  },
  "hsl": {
    "h": 170,
    "s": 17.143,
    "l": 41.176
  },
  "oklch": {
    "l": 0.55385,
    "c": 0.04181,
    "h": 183.3
  },
  "luminance": 0.17477
}

Semantic roles & 50–950 ramp

primary

#577B75

secondary

#A38A8F

accent

#6E7BBA

background

#F8F9F9

surface

#F0F2F2

border

#CBCCCC

text

#0B0F0E

muted

#7C7E7E

Preview Lab

Preview with #577B75

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

Preview Lab → · Contrast checker → · Palette generator →