#577F7F#577F7F

#577F7F is a mid, muted teal. Relative luminance 0.187; OKLCH L 56.7% C 0.045 H 196.0°. Best body text is #000000 at 4.75:1 contrast (WCAG AA passes).

Color values

HEX	#577F7F
RGB	rgb(87, 127, 127)
HSL	hsl(180, 19%, 42%)
HSV	hsv(180, 31%, 50%)
CMYK	cmyk(31.5%, 0%, 0%, 50.2%)
CIE-LAB	lab(50.38, -13.83, -4.46)
CIE-LCH	lch(50.38, 14.53, 197.89°)
OKLab	oklab(56.7% -0.0428 -0.0122)
OKLCH	oklch(56.7% 0.045 196)
XYZ	xyz(15.3493, 18.7364, 22.8823)
Luminance	0.1874 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577F7F #7F5757

analogous

#577F6B #577F7F #576B7F

triadic

#577F7F #7F577F #7F7F57

tetradic

#577F7F #6B577F #7F5757 #6B7F57

square

#577F7F #6B577F #7F5757 #6B7F57

split-complementary

#577F7F #7F576B #7F6B57

monochromatic

#253636 #3E5B5B #577F7F #74A0A0 #98B8B8

Accessibility & contrast

On white

4.42

#577F7F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.75

#577F7F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #577F7F

4.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577F7F	#FFFFFF	#000000	##000000
##577F7F	1.00	4.42	4.75	4.75
#FFFFFF	4.42	1.00	21.00	21.00
#000000	4.75	21.00	1.00	1.00
##000000	4.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A7B7F

Deuteranopia (green-blind)

#72757F

Tritanopia (blue-blind)

#48827F

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #577f7f;
/* rgb */ color: rgb(87, 127, 127);
/* oklch */ color: oklch(56.7% 0.045 196.0);

Tailwind

colors: {
  custom: {
    50: '#88a4a4',
    500: '#577f7f',
    950: '#000000',
  },
}

SCSS

$custom: #577f7f;
$custom-light: #88a4a4;
$custom-dark: #000000;

JSON

{
  "hex": "#577f7f",
  "rgb": {
    "r": 87,
    "g": 127,
    "b": 127
  },
  "hsl": {
    "h": 180,
    "s": 18.692,
    "l": 41.961
  },
  "oklch": {
    "l": 0.56701,
    "c": 0.04452,
    "h": 196
  },
  "luminance": 0.18737
}

Semantic roles & 50–950 ramp

primary

#577F7F

secondary

#A68C8C

accent

#6C6CBB

background

#F8FAFA

surface

#F0F4F4

border

#CBCECE

text

#0B0F0F

muted

#7C7F7F

Preview Lab

Preview with #577F7F

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

Preview Lab → · Contrast checker → · Palette generator →