#577CAC#577CAC

#577CAC is a mid, moderate cyan. Relative luminance 0.194; OKLCH L 57.9% C 0.085 H 255.3°. Best body text is #000000 at 4.88:1 contrast (WCAG AA passes).

Color values

HEX	#577CAC
RGB	rgb(87, 124, 172)
HSL	hsl(214, 34%, 51%)
HSV	hsv(214, 49%, 67%)
CMYK	cmyk(49.4%, 27.9%, 0%, 32.5%)
CIE-LAB	lab(51.17, 0.65, -29.53)
CIE-LCH	lch(51.17, 29.54, 271.27°)
OKLab	oklab(57.89% -0.0217 -0.0827)
OKLCH	oklch(57.89% 0.085 255.3)
XYZ	xyz(18.5820, 19.4188, 41.7907)
Luminance	0.1942 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#577CAC #AC8757

analogous

#57A7AC #577CAC #5C57AC

triadic

#577CAC #AC577C #7CAC57

tetradic

#577CAC #AC57A7 #AC8757 #57AC5C

square

#577CAC #AC57A7 #AC8757 #57AC5C

split-complementary

#577CAC #AC5C57 #A7AC57

monochromatic

#2D415B #415F84 #577CAC #809CC0 #A9BCD4

Accessibility & contrast

On white

4.30

#577CAC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.88

#577CAC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #577CAC

4.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##577CAC	#FFFFFF	#000000	##000000
##577CAC	1.00	4.30	4.88	4.88
#FFFFFF	4.30	1.00	21.00	21.00
#000000	4.88	21.00	1.00	1.00
##000000	4.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#697EAE

Deuteranopia (green-blind)

#5F76AB

Tritanopia (blue-blind)

#31878D

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #577cac;
/* rgb */ color: rgb(87, 124, 172);
/* oklch */ color: oklch(57.9% 0.085 255.3);

Tailwind

colors: {
  custom: {
    50: '#8ba1c5',
    500: '#577cac',
    950: '#000000',
  },
}

SCSS

$custom: #577cac;
$custom-light: #8ba1c5;
$custom-dark: #000000;

JSON

{
  "hex": "#577cac",
  "rgb": {
    "r": 87,
    "g": 124,
    "b": 172
  },
  "hsl": {
    "h": 213.882,
    "s": 33.865,
    "l": 50.784
  },
  "oklch": {
    "l": 0.57889,
    "c": 0.08547,
    "h": 255.3
  },
  "luminance": 0.1942
}

Semantic roles & 50–950 ramp

primary

#577CAC

secondary

#C2B29D

accent

#9B5ECA

background

#F8F9FC

surface

#F0F2F8

border

#CBCCD1

text

#0C0F13

muted

#7D7E82

Preview Lab

Preview with #577CAC

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

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