#577F85#577F85

#577F85 is a mid, muted teal. Relative luminance 0.189; OKLCH L 56.9% C 0.045 H 207.7°. Best body text is #000000 at 4.78:1 contrast (WCAG AA passes).

Color values

HEX	#577F85
RGB	rgb(87, 127, 133)
HSL	hsl(188, 21%, 43%)
HSV	hsv(188, 35%, 52%)
CMYK	cmyk(34.6%, 4.5%, 0%, 47.8%)
CIE-LAB	lab(50.57, -12.28, -7.70)
CIE-LCH	lch(50.57, 14.50, 212.09°)
OKLab	oklab(56.92% -0.0402 -0.0211)
OKLCH	oklch(56.92% 0.045 207.7)
XYZ	xyz(15.7521, 18.8975, 25.0033)
Luminance	0.1890 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577F85 #855D57

analogous

#578574 #577F85 #576885

triadic

#577F85 #85577F #7F8557

tetradic

#577F85 #745785 #855D57 #688557

square

#577F85 #745785 #855D57 #688557

split-complementary

#577F85 #855768 #857457

monochromatic

#27383B #3F5C60 #577F85 #759EA5 #9AB8BD

Accessibility & contrast

On white

4.39

#577F85 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.78

#577F85 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #577F85

4.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577F85	#FFFFFF	#000000	##000000
##577F85	1.00	4.39	4.78	4.78
#FFFFFF	4.39	1.00	21.00	21.00
#000000	4.78	21.00	1.00	1.00
##000000	4.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#797C85

Deuteranopia (green-blind)

#717685

Tritanopia (blue-blind)

#468281

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #577f85;
/* rgb */ color: rgb(87, 127, 133);
/* oklch */ color: oklch(56.9% 0.045 207.7);

Tailwind

colors: {
  custom: {
    50: '#88a4a8',
    500: '#577f85',
    950: '#000000',
  },
}

SCSS

$custom: #577f85;
$custom-light: #88a4a8;
$custom-dark: #000000;

JSON

{
  "hex": "#577f85",
  "rgb": {
    "r": 87,
    "g": 127,
    "b": 133
  },
  "hsl": {
    "h": 187.826,
    "s": 20.909,
    "l": 43.137
  },
  "oklch": {
    "l": 0.56915,
    "c": 0.04537,
    "h": 207.7
  },
  "luminance": 0.18898
}

Semantic roles & 50–950 ramp

primary

#577F85

secondary

#AA918D

accent

#756ABD

background

#F8FAFA

surface

#F0F4F4

border

#CBCECE

text

#0B0F0F

muted

#7C7F7F

Preview Lab

Preview with #577F85

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

Preview Lab → · Contrast checker → · Palette generator →