#577B6C#577B6C

#577B6C is a mid, muted teal. Relative luminance 0.173; OKLCH L 55.1% C 0.047 H 167.0°. Best body text is #FFFFFF at 4.71:1 contrast (WCAG AA passes).

Color values

HEX	#577B6C
RGB	rgb(87, 123, 108)
HSL	hsl(155, 17%, 41%)
HSV	hsv(155, 29%, 48%)
CMYK	cmyk(29.3%, 0%, 12.2%, 51.8%)
CIE-LAB	lab(48.60, -16.18, 4.12)
CIE-LCH	lch(48.60, 16.70, 165.70°)
OKLab	oklab(55.1% -0.0459 0.0106)
OKLCH	oklch(55.1% 0.047 167)
XYZ	xyz(13.7193, 17.2742, 16.7958)
Luminance	0.1727 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577B6C #7B5766

analogous

#577B5A #577B6C #57787B

triadic

#577B6C #6C577B #7B6C57

tetradic

#577B6C #5A577B #7B5766 #787B57

square

#577B6C #5A577B #7B5766 #787B57

split-complementary

#577B6C #7B5778 #7B5A57

monochromatic

#24332D #3E574D #577B6C #739C8B #97B5A9

Accessibility & contrast

On white

4.71

#577B6C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.46

#577B6C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577B6C

4.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577B6C	#FFFFFF	#000000	##FFFFFF
##577B6C	1.00	4.71	4.46	4.71
#FFFFFF	4.71	1.00	21.00	1.00
#000000	4.46	21.00	1.00	21.00
##FFFFFF	4.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#79766B

Deuteranopia (green-blind)

#73726D

Tritanopia (blue-blind)

#4F7B77

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #577b6c;
/* rgb */ color: rgb(87, 123, 108);
/* oklch */ color: oklch(55.1% 0.047 167.0);

Tailwind

colors: {
  custom: {
    50: '#87a196',
    500: '#577b6c',
    950: '#000000',
  },
}

SCSS

$custom: #577b6c;
$custom-light: #87a196;
$custom-dark: #000000;

JSON

{
  "hex": "#577b6c",
  "rgb": {
    "r": 87,
    "g": 123,
    "b": 108
  },
  "hsl": {
    "h": 155,
    "s": 17.143,
    "l": 41.176
  },
  "oklch": {
    "l": 0.55102,
    "c": 0.04712,
    "h": 167
  },
  "luminance": 0.17275
}

Semantic roles & 50–950 ramp

primary

#577B6C

secondary

#A38A95

accent

#6E8EBA

background

#F8F9F9

surface

#EFF2F1

border

#CACCCB

text

#0B0F0D

muted

#7C7E7E

Preview Lab

Preview with #577B6C

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

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