#577A7A#577A7A

#577A7A is a mid, muted teal. Relative luminance 0.173; OKLCH L 55.3% C 0.040 H 196.1°. Best body text is #FFFFFF at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#577A7A
RGB	rgb(87, 122, 122)
HSL	hsl(180, 17%, 41%)
HSV	hsv(180, 29%, 48%)
CMYK	cmyk(28.7%, 0%, 0%, 52.2%)
CIE-LAB	lab(48.70, -12.31, -4.00)
CIE-LCH	lch(48.70, 12.94, 198.02°)
OKLab	oklab(55.31% -0.0381 -0.011)
OKLCH	oklch(55.31% 0.04 196.1)
XYZ	xyz(14.4017, 17.3497, 20.9986)
Luminance	0.1735 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577A7A #7A5757

analogous

#577A68 #577A7A #57687A

triadic

#577A7A #7A577A #7A7A57

tetradic

#577A7A #68577A #7A5757 #687A57

square

#577A7A #68577A #7A5757 #687A57

split-complementary

#577A7A #7A5768 #7A6857

monochromatic

#243333 #3E5656 #577A7A #739B9B #97B5B5

Accessibility & contrast

On white

4.70

#577A7A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.47

#577A7A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577A7A

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577A7A	#FFFFFF	#000000	##FFFFFF
##577A7A	1.00	4.70	4.47	4.70
#FFFFFF	4.70	1.00	21.00	1.00
#000000	4.47	21.00	1.00	21.00
##FFFFFF	4.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#75777A

Deuteranopia (green-blind)

#6F727A

Tritanopia (blue-blind)

#4B7C7A

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #577a7a;
/* rgb */ color: rgb(87, 122, 122);
/* oklch */ color: oklch(55.3% 0.040 196.1);

Tailwind

colors: {
  custom: {
    50: '#87a0a0',
    500: '#577a7a',
    950: '#000000',
  },
}

SCSS

$custom: #577a7a;
$custom-light: #87a0a0;
$custom-dark: #000000;

JSON

{
  "hex": "#577a7a",
  "rgb": {
    "r": 87,
    "g": 122,
    "b": 122
  },
  "hsl": {
    "h": 180,
    "s": 16.746,
    "l": 40.98
  },
  "oklch": {
    "l": 0.5531,
    "c": 0.03963,
    "h": 196.1
  },
  "luminance": 0.1735
}

Semantic roles & 50–950 ramp

primary

#577A7A

secondary

#A38A8A

accent

#6E6EB9

background

#F8F9F9

surface

#F0F2F2

border

#CBCCCC

text

#0B0E0E

muted

#7C7E7E

Preview Lab

Preview with #577A7A

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

Preview Lab → · Contrast checker → · Palette generator →