#577183#577183

#577183 is a mid, muted cyan. Relative luminance 0.155; OKLCH L 53.5% C 0.042 H 238.8°. Best body text is #FFFFFF at 5.13:1 contrast (WCAG AA passes).

Color values

HEX	#577183
RGB	rgb(87, 113, 131)
HSL	hsl(205, 20%, 43%)
HSV	hsv(205, 34%, 51%)
CMYK	cmyk(33.6%, 13.7%, 0%, 48.6%)
CIE-LAB	lab(46.28, -4.81, -12.97)
CIE-LCH	lch(46.28, 13.83, 249.64°)
OKLab	oklab(53.49% -0.0216 -0.0356)
OKLCH	oklch(53.49% 0.042 238.8)
XYZ	xyz(13.9311, 15.4745, 23.7212)
Luminance	0.1547 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577183 #836957

analogous

#57837F #577183 #575B83

triadic

#577183 #835771 #718357

tetradic

#577183 #7F5783 #836957 #5B8357

square

#577183 #7F5783 #836957 #5B8357

split-complementary

#577183 #83575B #837F57

monochromatic

#263239 #3F515E #577183 #7490A3 #99ADBB

Accessibility & contrast

On white

5.13

#577183 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.10

#577183 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577183

5.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577183	#FFFFFF	#000000	##FFFFFF
##577183	1.00	5.13	4.10	5.13
#FFFFFF	5.13	1.00	21.00	1.00
#000000	4.10	21.00	1.00	21.00
##FFFFFF	5.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#697084

Deuteranopia (green-blind)

#636C83

Tritanopia (blue-blind)

#497677

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #577183;
/* rgb */ color: rgb(87, 113, 131);
/* oklch */ color: oklch(53.5% 0.042 238.8);

Tailwind

colors: {
  custom: {
    50: '#8899a7',
    500: '#577183',
    950: '#000000',
  },
}

SCSS

$custom: #577183;
$custom-light: #8899a7;
$custom-dark: #000000;

JSON

{
  "hex": "#577183",
  "rgb": {
    "r": 87,
    "g": 113,
    "b": 131
  },
  "hsl": {
    "h": 204.545,
    "s": 20.183,
    "l": 42.745
  },
  "oklch": {
    "l": 0.53489,
    "c": 0.04161,
    "h": 238.8
  },
  "luminance": 0.15475
}

Semantic roles & 50–950 ramp

primary

#577183

secondary

#A9988D

accent

#8C6BBD

background

#F8F9FA

surface

#F0F2F4

border

#CBCCCE

text

#0B0E0F

muted

#7C7E7F

Preview Lab

Preview with #577183

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

Preview Lab → · Contrast checker → · Palette generator →