#577B7C#577B7C

#577B7C is a mid, muted teal. Relative luminance 0.176; OKLCH L 55.6% C 0.041 H 198.2°. Best body text is #FFFFFF at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#577B7C
RGB	rgb(87, 123, 124)
HSL	hsl(182, 18%, 41%)
HSV	hsv(182, 30%, 49%)
CMYK	cmyk(29.8%, 0.8%, 0%, 51.4%)
CIE-LAB	lab(49.06, -12.37, -4.64)
CIE-LCH	lch(49.06, 13.21, 200.57°)
OKLab	oklab(55.62% -0.0386 -0.0127)
OKLCH	oklch(55.62% 0.041 198.2)
XYZ	xyz(14.6503, 17.6466, 21.6991)
Luminance	0.1765 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577B7C #7C5857

analogous

#577C6B #577B7C #57697C

triadic

#577B7C #7C577B #7B7C57

tetradic

#577B7C #6B577C #7C5857 #697C57

square

#577B7C #6B577C #7C5857 #697C57

split-complementary

#577B7C #7C5769 #7C6B57

monochromatic

#253434 #3E5758 #577B7C #739C9D #97B5B6

Accessibility & contrast

On white

4.64

#577B7C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.53

#577B7C on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #577B7C

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577B7C	#FFFFFF	#000000	##FFFFFF
##577B7C	1.00	4.64	4.53	4.64
#FFFFFF	4.64	1.00	21.00	1.00
#000000	4.53	21.00	1.00	21.00
##FFFFFF	4.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#76787C

Deuteranopia (green-blind)

#6F727C

Tritanopia (blue-blind)

#4A7D7B

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #577b7c;
/* rgb */ color: rgb(87, 123, 124);
/* oklch */ color: oklch(55.6% 0.041 198.2);

Tailwind

colors: {
  custom: {
    50: '#88a1a1',
    500: '#577b7c',
    950: '#000000',
  },
}

SCSS

$custom: #577b7c;
$custom-light: #88a1a1;
$custom-dark: #000000;

JSON

{
  "hex": "#577b7c",
  "rgb": {
    "r": 87,
    "g": 123,
    "b": 124
  },
  "hsl": {
    "h": 181.622,
    "s": 17.536,
    "l": 41.373
  },
  "oklch": {
    "l": 0.55623,
    "c": 0.04064,
    "h": 198.2
  },
  "luminance": 0.17647
}

Semantic roles & 50–950 ramp

primary

#577B7C

secondary

#A48B8B

accent

#706EBA

background

#F8F9F9

surface

#F0F2F2

border

#CBCCCC

text

#0B0F0F

muted

#7C7E7E

Preview Lab

Preview with #577B7C

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

Preview Lab → · Contrast checker → · Palette generator →