#577698#577698

#577698 is a mid, moderate cyan. Relative luminance 0.172; OKLCH L 55.6% C 0.064 H 251.3°. Best body text is #FFFFFF at 4.72:1 contrast (WCAG AA passes).

Color values

HEX	#577698
RGB	rgb(87, 118, 152)
HSL	hsl(211, 27%, 47%)
HSV	hsv(211, 43%, 60%)
CMYK	cmyk(42.8%, 22.4%, 0%, 40.4%)
CIE-LAB	lab(48.57, -1.82, -21.89)
CIE-LCH	lch(48.57, 21.97, 265.24°)
OKLab	oklab(55.57% -0.0206 -0.0608)
OKLCH	oklch(55.57% 0.064 251.3)
XYZ	xyz(16.0746, 17.2491, 32.1821)
Luminance	0.1725 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577698 #987957

analogous

#579798 #577698 #595798

triadic

#577698 #985776 #769857

tetradic

#577698 #985797 #987957 #579859

square

#577698 #985797 #987957 #579859

split-complementary

#577698 #985957 #979857

monochromatic

#2A3A4A #415871 #577698 #7A95B3 #A0B4C9

Accessibility & contrast

On white

4.72

#577698 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.45

#577698 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #577698

4.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577698	#FFFFFF	#000000	##FFFFFF
##577698	1.00	4.72	4.45	4.72
#FFFFFF	4.72	1.00	21.00	1.00
#000000	4.45	21.00	1.00	21.00
##FFFFFF	4.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#69779A

Deuteranopia (green-blind)

#617097

Tritanopia (blue-blind)

#3F7E81

Achromatopsia (no color)

#737373

Design tokens & code

CSS

--color: #577698;
/* rgb */ color: rgb(87, 118, 152);
/* oklch */ color: oklch(55.6% 0.064 251.3);

Tailwind

colors: {
  custom: {
    50: '#899db6',
    500: '#577698',
    950: '#000000',
  },
}

SCSS

$custom: #577698;
$custom-light: #899db6;
$custom-dark: #000000;

JSON

{
  "hex": "#577698",
  "rgb": {
    "r": 87,
    "g": 118,
    "b": 152
  },
  "hsl": {
    "h": 211.385,
    "s": 27.197,
    "l": 46.863
  },
  "oklch": {
    "l": 0.55566,
    "c": 0.06417,
    "h": 251.3
  },
  "luminance": 0.1725
}

Semantic roles & 50–950 ramp

primary

#577698

secondary

#B6A694

accent

#9664C4

background

#F8F9FB

surface

#F0F2F6

border

#CBCCD0

text

#0C0E11

muted

#7D7E80

Preview Lab

Preview with #577698

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

Preview Lab → · Contrast checker → · Palette generator →