#577B6F#577B6F

#577B6F is a mid, muted teal. Relative luminance 0.173; OKLCH L 55.2% C 0.045 H 171.9°. Best body text is #FFFFFF at 4.70:1 contrast (WCAG AA passes).

Color values

HEX	#577B6F
RGB	rgb(87, 123, 111)
HSL	hsl(160, 17%, 41%)
HSV	hsv(160, 29%, 48%)
CMYK	cmyk(29.3%, 0%, 9.8%, 51.8%)
CIE-LAB	lab(48.68, -15.50, 2.47)
CIE-LCH	lch(48.68, 15.70, 170.94°)
OKLab	oklab(55.19% -0.0445 0.0063)
OKLCH	oklch(55.19% 0.045 171.9)
XYZ	xyz(13.8818, 17.3392, 17.6512)
Luminance	0.1734 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577B6F #7B5763

analogous

#577B5D #577B6F #57757B

triadic

#577B6F #6F577B #7B6F57

tetradic

#577B6F #5D577B #7B5763 #757B57

square

#577B6F #5D577B #7B5763 #757B57

split-complementary

#577B6F #7B5775 #7B5D57

monochromatic

#24332E #3E574F #577B6F #739C8E #97B5AB

Accessibility & contrast

On white

4.70

#577B6F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.47

#577B6F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577B6F

4.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577B6F	#FFFFFF	#000000	##FFFFFF
##577B6F	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)

#79766E

Deuteranopia (green-blind)

#727270

Tritanopia (blue-blind)

#4E7C77

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #577b6f;
/* rgb */ color: rgb(87, 123, 111);
/* oklch */ color: oklch(55.2% 0.045 171.9);

Tailwind

colors: {
  custom: {
    50: '#87a198',
    500: '#577b6f',
    950: '#000000',
  },
}

SCSS

$custom: #577b6f;
$custom-light: #87a198;
$custom-dark: #000000;

JSON

{
  "hex": "#577b6f",
  "rgb": {
    "r": 87,
    "g": 123,
    "b": 111
  },
  "hsl": {
    "h": 160,
    "s": 17.143,
    "l": 41.176
  },
  "oklch": {
    "l": 0.55194,
    "c": 0.04495,
    "h": 171.9
  },
  "luminance": 0.1734
}

Semantic roles & 50–950 ramp

primary

#577B6F

secondary

#A38A93

accent

#6E87BA

background

#F8F9F9

surface

#EFF2F2

border

#CACCCC

text

#0B0F0D

muted

#7C7E7E

Preview Lab

Preview with #577B6F

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

Preview Lab → · Contrast checker → · Palette generator →