#528FB3#528FB3

#528FB3 is a light, moderate cyan. Relative luminance 0.247; OKLCH L 62.3% C 0.084 H 236.1°. Best body text is #000000 at 5.94:1 contrast (WCAG AA passes).

Color values

HEX	#528FB3
RGB	rgb(82, 143, 179)
HSL	hsl(202, 39%, 51%)
HSV	hsv(202, 54%, 70%)
CMYK	cmyk(54.2%, 20.1%, 0%, 29.8%)
CIE-LAB	lab(56.77, -9.33, -24.90)
CIE-LCH	lch(56.77, 26.59, 249.45°)
OKLab	oklab(62.33% -0.0466 -0.0694)
OKLCH	oklch(62.33% 0.084 236.1)
XYZ	xyz(21.4358, 24.6916, 46.2754)
Luminance	0.2469 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#528FB3 #B37652

analogous

#52B3A6 #528FB3 #525EB3

triadic

#528FB3 #B3528F #8FB352

tetradic

#528FB3 #A652B3 #B37652 #5EB352

square

#528FB3 #A652B3 #B37652 #5EB352

split-complementary

#528FB3 #B3525E #B3A652

monochromatic

#2A4C60 #3D6E8B #528FB3 #7DABC6 #A7C6D8

Accessibility & contrast

On white

3.54

#528FB3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.94

#528FB3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #528FB3

5.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##528FB3	#FFFFFF	#000000	##000000
##528FB3	1.00	3.54	5.94	5.94
#FFFFFF	3.54	1.00	21.00	21.00
#000000	5.94	21.00	1.00	1.00
##000000	5.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7E8EB5

Deuteranopia (green-blind)

#7184B2

Tritanopia (blue-blind)

#0E989B

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #528fb3;
/* rgb */ color: rgb(82, 143, 179);
/* oklch */ color: oklch(62.3% 0.084 236.1);

Tailwind

colors: {
  custom: {
    50: '#89afc9',
    500: '#528fb3',
    950: '#000000',
  },
}

SCSS

$custom: #528fb3;
$custom-light: #89afc9;
$custom-dark: #000000;

JSON

{
  "hex": "#528fb3",
  "rgb": {
    "r": 82,
    "g": 143,
    "b": 179
  },
  "hsl": {
    "h": 202.268,
    "s": 38.956,
    "l": 51.176
  },
  "oklch": {
    "l": 0.62335,
    "c": 0.08357,
    "h": 236.1
  },
  "luminance": 0.24693
}

Semantic roles & 50–950 ramp

primary

#528FB3

secondary

#C6AB9B

accent

#8559CF

background

#F8FAFC

surface

#F0F4F8

border

#CBCED1

text

#0C1013

muted

#7D7F82

Preview Lab

Preview with #528FB3

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

Preview Lab → · Contrast checker → · Palette generator →