#577A84#577A84

#577A84 is a mid, muted cyan. Relative luminance 0.176; OKLCH L 55.7% C 0.042 H 217.4°. Best body text is #FFFFFF at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#577A84
RGB	rgb(87, 122, 132)
HSL	hsl(193, 21%, 43%)
HSV	hsv(193, 34%, 52%)
CMYK	cmyk(34.1%, 7.6%, 0%, 48.2%)
CIE-LAB	lab(49.02, -9.74, -9.43)
CIE-LCH	lch(49.02, 13.55, 224.08°)
OKLab	oklab(55.67% -0.0338 -0.0258)
OKLCH	oklch(55.67% 0.042 217.4)
XYZ	xyz(15.0535, 17.6104, 24.4313)
Luminance	0.1761 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577A84 #846157

analogous

#578477 #577A84 #576384

triadic

#577A84 #84577A #7A8457

tetradic

#577A84 #775784 #846157 #638457

square

#577A84 #775784 #846157 #638457

split-complementary

#577A84 #845763 #847757

monochromatic

#26363A #3F585F #577A84 #7499A4 #99B4BC

Accessibility & contrast

On white

4.64

#577A84 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.52

#577A84 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#FFFFFF on #577A84

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577A84	#FFFFFF	#000000	##FFFFFF
##577A84	1.00	4.64	4.52	4.64
#FFFFFF	4.64	1.00	21.00	1.00
#000000	4.52	21.00	1.00	21.00
##FFFFFF	4.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#737885

Deuteranopia (green-blind)

#6C7284

Tritanopia (blue-blind)

#477E7D

Achromatopsia (no color)

#747474

Design tokens & code

CSS

--color: #577a84;
/* rgb */ color: rgb(87, 122, 132);
/* oklch */ color: oklch(55.7% 0.042 217.4);

Tailwind

colors: {
  custom: {
    50: '#88a0a7',
    500: '#577a84',
    950: '#000000',
  },
}

SCSS

$custom: #577a84;
$custom-light: #88a0a7;
$custom-dark: #000000;

JSON

{
  "hex": "#577a84",
  "rgb": {
    "r": 87,
    "g": 122,
    "b": 132
  },
  "hsl": {
    "h": 193.333,
    "s": 20.548,
    "l": 42.941
  },
  "oklch": {
    "l": 0.55674,
    "c": 0.04249,
    "h": 217.4
  },
  "luminance": 0.17611
}

Semantic roles & 50–950 ramp

primary

#577A84

secondary

#AA938D

accent

#7D6BBD

background

#F8F9FA

surface

#F0F2F4

border

#CBCCCE

text

#0B0E0F

muted

#7C7E7F

Preview Lab

Preview with #577A84

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

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