#577C6F#577C6F

#577C6F is a mid, muted teal. Relative luminance 0.176; OKLCH L 55.4% C 0.047 H 170.7°. Best body text is #FFFFFF at 4.65:1 contrast (WCAG AA passes).

Color values

HEX	#577C6F
RGB	rgb(87, 124, 111)
HSL	hsl(159, 18%, 41%)
HSV	hsv(159, 30%, 49%)
CMYK	cmyk(29.8%, 0%, 10.5%, 51.4%)
CIE-LAB	lab(48.99, -16.04, 2.92)
CIE-LCH	lch(48.99, 16.31, 169.69°)
OKLab	oklab(55.44% -0.0459 0.0075)
OKLCH	oklch(55.44% 0.047 170.7)
XYZ	xyz(14.0064, 17.5886, 17.6928)
Luminance	0.1759 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577C6F #7C5764

analogous

#577C5D #577C6F #57777C

triadic

#577C6F #6F577C #7C6F57

tetradic

#577C6F #5D577C #7C5764 #777C57

square

#577C6F #5D577C #7C5764 #777C57

split-complementary

#577C6F #7C5777 #7C5D57

monochromatic

#25342F #3E584F #577C6F #739D8E #97B6AB

Accessibility & contrast

On white

4.65

#577C6F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.52

#577C6F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #577C6F

4.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577C6F	#FFFFFF	#000000	##FFFFFF
##577C6F	1.00	4.65	4.52	4.65
#FFFFFF	4.65	1.00	21.00	1.00
#000000	4.52	21.00	1.00	21.00
##FFFFFF	4.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A776E

Deuteranopia (green-blind)

#737270

Tritanopia (blue-blind)

#4E7D78

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #577c6f;
/* rgb */ color: rgb(87, 124, 111);
/* oklch */ color: oklch(55.4% 0.047 170.7);

Tailwind

colors: {
  custom: {
    50: '#87a298',
    500: '#577c6f',
    950: '#000000',
  },
}

SCSS

$custom: #577c6f;
$custom-light: #87a298;
$custom-dark: #000000;

JSON

{
  "hex": "#577c6f",
  "rgb": {
    "r": 87,
    "g": 124,
    "b": 111
  },
  "hsl": {
    "h": 158.919,
    "s": 17.536,
    "l": 41.373
  },
  "oklch": {
    "l": 0.55441,
    "c": 0.04653,
    "h": 170.7
  },
  "luminance": 0.17589
}

Semantic roles & 50–950 ramp

primary

#577C6F

secondary

#A48B94

accent

#6E89BA

background

#F8F9F9

surface

#EFF2F2

border

#CACCCC

text

#0B0F0D

muted

#7C7E7E

Preview Lab

Preview with #577C6F

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

Preview Lab → · Contrast checker → · Palette generator →