#528EB4#528EB4

#528EB4 is a light, moderate cyan. Relative luminance 0.244; OKLCH L 62.1% C 0.085 H 238.0°. Best body text is #000000 at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#528EB4
RGB	rgb(82, 142, 180)
HSL	hsl(203, 40%, 51%)
HSV	hsv(203, 54%, 71%)
CMYK	cmyk(54.4%, 21.1%, 0%, 29.4%)
CIE-LAB	lab(56.52, -8.46, -25.86)
CIE-LCH	lch(56.52, 27.21, 251.88°)
OKLab	oklab(62.15% -0.045 -0.0722)
OKLCH	oklch(62.15% 0.085 238)
XYZ	xyz(21.3879, 24.4333, 46.7602)
Luminance	0.2444 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#528EB4 #B47852

analogous

#52B4A9 #528EB4 #525DB4

triadic

#528EB4 #B4528E #8EB452

tetradic

#528EB4 #A952B4 #B47852 #5DB452

square

#528EB4 #A952B4 #B47852 #5DB452

split-complementary

#528EB4 #B4525D #B4A952

monochromatic

#2A4C61 #3D6D8C #528EB4 #7DAAC7 #A7C6D9

Accessibility & contrast

On white

3.57

#528EB4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.89

#528EB4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #528EB4

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##528EB4	#FFFFFF	#000000	##000000
##528EB4	1.00	3.57	5.89	5.89
#FFFFFF	3.57	1.00	21.00	21.00
#000000	5.89	21.00	1.00	1.00
##000000	5.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7D8DB6

Deuteranopia (green-blind)

#6F83B3

Tritanopia (blue-blind)

#0C989B

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #528eb4;
/* rgb */ color: rgb(82, 142, 180);
/* oklch */ color: oklch(62.1% 0.085 238.0);

Tailwind

colors: {
  custom: {
    50: '#8aafca',
    500: '#528eb4',
    950: '#000000',
  },
}

SCSS

$custom: #528eb4;
$custom-light: #8aafca;
$custom-dark: #000000;

JSON

{
  "hex": "#528eb4",
  "rgb": {
    "r": 82,
    "g": 142,
    "b": 180
  },
  "hsl": {
    "h": 203.265,
    "s": 39.516,
    "l": 51.373
  },
  "oklch": {
    "l": 0.62146,
    "c": 0.08505,
    "h": 238
  },
  "luminance": 0.24435
}

Semantic roles & 50–950 ramp

primary

#528EB4

secondary

#C7AC9B

accent

#8758CF

background

#F8FAFC

surface

#F0F4F8

border

#CBCED1

text

#0C1013

muted

#7D7F82

Preview Lab

Preview with #528EB4

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

Preview Lab → · Contrast checker → · Palette generator →