#577B74#577B74

#577B74 is a mid, muted teal. Relative luminance 0.175; OKLCH L 55.4% C 0.042 H 181.3°. Best body text is #FFFFFF at 4.68:1 contrast (WCAG AA passes).

Color values

HEX	#577B74
RGB	rgb(87, 123, 116)
HSL	hsl(168, 17%, 41%)
HSV	hsv(168, 29%, 48%)
CMYK	cmyk(29.3%, 0%, 5.7%, 51.8%)
CIE-LAB	lab(48.83, -14.33, -0.27)
CIE-LCH	lch(48.83, 14.33, 181.09°)
OKLab	oklab(55.35% -0.0422 -0.0009)
OKLCH	oklch(55.35% 0.042 181.3)
XYZ	xyz(14.1648, 17.4524, 19.1419)
Luminance	0.1745 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577B74 #7B575E

analogous

#577B62 #577B74 #57707B

triadic

#577B74 #74577B #7B7457

tetradic

#577B74 #62577B #7B575E #707B57

square

#577B74 #62577B #7B575E #707B57

split-complementary

#577B74 #7B5770 #7B6257

monochromatic

#243330 #3E5752 #577B74 #739C94 #97B5B0

Accessibility & contrast

On white

4.68

#577B74 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.49

#577B74 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577B74

4.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577B74	#FFFFFF	#000000	##FFFFFF
##577B74	1.00	4.68	4.49	4.68
#FFFFFF	4.68	1.00	21.00	1.00
#000000	4.49	21.00	1.00	21.00
##FFFFFF	4.68	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#787774

Deuteranopia (green-blind)

#717275

Tritanopia (blue-blind)

#4C7C79

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #577b74;
/* rgb */ color: rgb(87, 123, 116);
/* oklch */ color: oklch(55.4% 0.042 181.3);

Tailwind

colors: {
  custom: {
    50: '#87a19c',
    500: '#577b74',
    950: '#000000',
  },
}

SCSS

$custom: #577b74;
$custom-light: #87a19c;
$custom-dark: #000000;

JSON

{
  "hex": "#577b74",
  "rgb": {
    "r": 87,
    "g": 123,
    "b": 116
  },
  "hsl": {
    "h": 168.333,
    "s": 17.143,
    "l": 41.176
  },
  "oklch": {
    "l": 0.55352,
    "c": 0.04221,
    "h": 181.3
  },
  "luminance": 0.17453
}

Semantic roles & 50–950 ramp

primary

#577B74

secondary

#A38A8F

accent

#6E7DBA

background

#F8F9F9

surface

#EFF2F2

border

#CACCCC

text

#0B0F0E

muted

#7C7E7E

Preview Lab

Preview with #577B74

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

Preview Lab → · Contrast checker → · Palette generator →