#577E7F#577E7F

#577E7F is a mid, muted teal. Relative luminance 0.185; OKLCH L 56.5% C 0.044 H 198.0°. Best body text is #000000 at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#577E7F
RGB	rgb(87, 126, 127)
HSL	hsl(182, 19%, 42%)
HSV	hsv(182, 31%, 50%)
CMYK	cmyk(31.5%, 0.8%, 0%, 50.2%)
CIE-LAB	lab(50.07, -13.27, -4.92)
CIE-LCH	lch(50.07, 14.16, 200.32°)
OKLab	oklab(56.46% -0.0414 -0.0135)
OKLCH	oklch(56.46% 0.044 198)
XYZ	xyz(15.2208, 18.4794, 22.8394)
Luminance	0.1848 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577E7F #7F5857

analogous

#577F6C #577E7F #576A7F

triadic

#577E7F #7F577E #7E7F57

tetradic

#577E7F #6C577F #7F5857 #6A7F57

square

#577E7F #6C577F #7F5857 #6A7F57

split-complementary

#577E7F #7F576A #7F6C57

monochromatic

#253636 #3E5A5B #577E7F #749EA0 #98B8B8

Accessibility & contrast

On white

4.47

#577E7F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.70

#577E7F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #577E7F

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577E7F	#FFFFFF	#000000	##000000
##577E7F	1.00	4.47	4.70	4.70
#FFFFFF	4.47	1.00	21.00	21.00
#000000	4.70	21.00	1.00	1.00
##000000	4.70	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#797A7F

Deuteranopia (green-blind)

#71757F

Tritanopia (blue-blind)

#48817E

Achromatopsia (no color)

#777777

Design tokens & code

CSS

--color: #577e7f;
/* rgb */ color: rgb(87, 126, 127);
/* oklch */ color: oklch(56.5% 0.044 198.0);

Tailwind

colors: {
  custom: {
    50: '#88a3a4',
    500: '#577e7f',
    950: '#000000',
  },
}

SCSS

$custom: #577e7f;
$custom-light: #88a3a4;
$custom-dark: #000000;

JSON

{
  "hex": "#577e7f",
  "rgb": {
    "r": 87,
    "g": 126,
    "b": 127
  },
  "hsl": {
    "h": 181.5,
    "s": 18.692,
    "l": 41.961
  },
  "oklch": {
    "l": 0.56458,
    "c": 0.04355,
    "h": 198
  },
  "luminance": 0.1848
}

Semantic roles & 50–950 ramp

primary

#577E7F

secondary

#A68C8C

accent

#6E6CBB

background

#F8FAFA

surface

#F0F3F4

border

#CBCDCE

text

#0B0F0F

muted

#7C7F7F

Preview Lab

Preview with #577E7F

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

Preview Lab → · Contrast checker → · Palette generator →