#577B7D#577B7D

#577B7D is a mid, muted teal. Relative luminance 0.177; OKLCH L 55.7% C 0.041 H 200.4°. Best body text is #FFFFFF at 4.63:1 contrast (WCAG AA passes).

Color values

HEX	#577B7D
RGB	rgb(87, 123, 125)
HSL	hsl(183, 18%, 42%)
HSV	hsv(183, 30%, 49%)
CMYK	cmyk(30.4%, 1.6%, 0%, 51%)
CIE-LAB	lab(49.10, -12.11, -5.18)
CIE-LCH	lch(49.10, 13.18, 203.17°)
OKLab	oklab(55.66% -0.0382 -0.0142)
OKLCH	oklch(55.66% 0.041 200.4)
XYZ	xyz(14.7139, 17.6721, 22.0338)
Luminance	0.1767 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577B7D #7D5957

analogous

#577D6C #577B7D #57687D

triadic

#577B7D #7D577B #7B7D57

tetradic

#577B7D #6C577D #7D5957 #687D57

square

#577B7D #6C577D #7D5957 #687D57

split-complementary

#577B7D #7D5768 #7D6C57

monochromatic

#253435 #3E5759 #577B7D #739C9E #97B5B7

Accessibility & contrast

On white

4.63

#577B7D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.53

#577B7D on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #577B7D

4.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577B7D	#FFFFFF	#000000	##FFFFFF
##577B7D	1.00	4.63	4.53	4.63
#FFFFFF	4.63	1.00	21.00	1.00
#000000	4.53	21.00	1.00	21.00
##FFFFFF	4.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#76787D

Deuteranopia (green-blind)

#6F727D

Tritanopia (blue-blind)

#4A7E7B

Achromatopsia (no color)

#757575

Design tokens & code

CSS

--color: #577b7d;
/* rgb */ color: rgb(87, 123, 125);
/* oklch */ color: oklch(55.7% 0.041 200.4);

Tailwind

colors: {
  custom: {
    50: '#88a1a2',
    500: '#577b7d',
    950: '#000000',
  },
}

SCSS

$custom: #577b7d;
$custom-light: #88a1a2;
$custom-dark: #000000;

JSON

{
  "hex": "#577b7d",
  "rgb": {
    "r": 87,
    "g": 123,
    "b": 125
  },
  "hsl": {
    "h": 183.158,
    "s": 17.925,
    "l": 41.569
  },
  "oklch": {
    "l": 0.55658,
    "c": 0.04071,
    "h": 200.4
  },
  "luminance": 0.17673
}

Semantic roles & 50–950 ramp

primary

#577B7D

secondary

#A58C8B

accent

#716DBB

background

#F8F9F9

surface

#F0F2F2

border

#CBCCCC

text

#0B0F0F

muted

#7C7E7E

Preview Lab

Preview with #577B7D

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

Preview Lab → · Contrast checker → · Palette generator →