#577F7B#577F7B

#577F7B is a mid, muted teal. Relative luminance 0.186; OKLCH L 56.6% C 0.045 H 188.2°. Best body text is #000000 at 4.73:1 contrast (WCAG AA passes).

Color values

HEX	#577F7B
RGB	rgb(87, 127, 123)
HSL	hsl(174, 19%, 42%)
HSV	hsv(174, 31%, 50%)
CMYK	cmyk(31.5%, 0%, 3.1%, 50.2%)
CIE-LAB	lab(50.26, -14.82, -2.29)
CIE-LCH	lch(50.26, 15.00, 188.80°)
OKLab	oklab(56.56% -0.0446 -0.0064)
OKLCH	oklch(56.56% 0.045 188.2)
XYZ	xyz(15.0938, 18.6342, 21.5365)
Luminance	0.1863 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577F7B #7F575B

analogous

#577F67 #577F7B #576F7F

triadic

#577F7B #7B577F #7F7B57

tetradic

#577F7B #67577F #7F575B #6F7F57

square

#577F7B #67577F #7F575B #6F7F57

split-complementary

#577F7B #7F576F #7F6757

monochromatic

#253635 #3E5B58 #577F7B #74A09B #98B8B5

Accessibility & contrast

On white

4.44

#577F7B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.73

#577F7B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #577F7B

4.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577F7B	#FFFFFF	#000000	##000000
##577F7B	1.00	4.44	4.73	4.73
#FFFFFF	4.44	1.00	21.00	21.00
#000000	4.73	21.00	1.00	1.00
##000000	4.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7B7B7B

Deuteranopia (green-blind)

#73757C

Tritanopia (blue-blind)

#4A817E

Achromatopsia (no color)

#787878

Design tokens & code

CSS

--color: #577f7b;
/* rgb */ color: rgb(87, 127, 123);
/* oklch */ color: oklch(56.6% 0.045 188.2);

Tailwind

colors: {
  custom: {
    50: '#88a4a1',
    500: '#577f7b',
    950: '#000000',
  },
}

SCSS

$custom: #577f7b;
$custom-light: #88a4a1;
$custom-dark: #000000;

JSON

{
  "hex": "#577f7b",
  "rgb": {
    "r": 87,
    "g": 127,
    "b": 123
  },
  "hsl": {
    "h": 174,
    "s": 18.692,
    "l": 41.961
  },
  "oklch": {
    "l": 0.56564,
    "c": 0.04505,
    "h": 188.2
  },
  "luminance": 0.18635
}

Semantic roles & 50–950 ramp

primary

#577F7B

secondary

#A68C8E

accent

#6C74BB

background

#F8FAF9

surface

#F0F4F2

border

#CBCECC

text

#0B0F0E

muted

#7C7F7E

Preview Lab

Preview with #577F7B

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

Preview Lab → · Contrast checker → · Palette generator →