#577EAC#577EAC

#577EAC is a mid, moderate cyan. Relative luminance 0.199; OKLCH L 58.3% C 0.084 H 253.2°. Best body text is #000000 at 4.99:1 contrast (WCAG AA passes).

Color values

HEX	#577EAC
RGB	rgb(87, 126, 172)
HSL	hsl(212, 34%, 51%)
HSV	hsv(212, 49%, 67%)
CMYK	cmyk(49.4%, 26.7%, 0%, 32.5%)
CIE-LAB	lab(51.75, -0.53, -28.63)
CIE-LCH	lch(51.75, 28.63, 268.94°)
OKLab	oklab(58.34% -0.0242 -0.0801)
OKLCH	oklch(58.34% 0.084 253.2)
XYZ	xyz(18.8352, 19.9252, 41.8751)
Luminance	0.1993 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577EAC #AC8557

analogous

#57A8AC #577EAC #5A57AC

triadic

#577EAC #AC577E #7EAC57

tetradic

#577EAC #AC57A8 #AC8557 #57AC5A

square

#577EAC #AC57A8 #AC8557 #57AC5A

split-complementary

#577EAC #AC5A57 #A8AC57

monochromatic

#2D425B #416084 #577EAC #809DC0 #A9BDD4

Accessibility & contrast

On white

4.21

#577EAC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.99

#577EAC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #577EAC

4.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577EAC	#FFFFFF	#000000	##000000
##577EAC	1.00	4.21	4.99	4.99
#FFFFFF	4.21	1.00	21.00	21.00
#000000	4.99	21.00	1.00	1.00
##000000	4.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C80AE

Deuteranopia (green-blind)

#6178AB

Tritanopia (blue-blind)

#30888E

Achromatopsia (no color)

#7B7B7B

Design tokens & code

CSS

--color: #577eac;
/* rgb */ color: rgb(87, 126, 172);
/* oklch */ color: oklch(58.3% 0.084 253.2);

Tailwind

colors: {
  custom: {
    50: '#8ba3c5',
    500: '#577eac',
    950: '#000000',
  },
}

SCSS

$custom: #577eac;
$custom-light: #8ba3c5;
$custom-dark: #000000;

JSON

{
  "hex": "#577eac",
  "rgb": {
    "r": 87,
    "g": 126,
    "b": 172
  },
  "hsl": {
    "h": 212.471,
    "s": 33.865,
    "l": 50.784
  },
  "oklch": {
    "l": 0.58343,
    "c": 0.08364,
    "h": 253.2
  },
  "luminance": 0.19927
}

Semantic roles & 50–950 ramp

primary

#577EAC

secondary

#C2B19D

accent

#985ECA

background

#F8FAFC

surface

#F0F3F8

border

#CBCDD1

text

#0C0F12

muted

#7D7F81

Preview Lab

Preview with #577EAC

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

Preview Lab → · Contrast checker → · Palette generator →