#528CB5#528CB5

#528CB5 is a mid, moderate cyan. Relative luminance 0.239; OKLCH L 61.7% C 0.087 H 240.9°. Best body text is #000000 at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#528CB5
RGB	rgb(82, 140, 181)
HSL	hsl(205, 40%, 52%)
HSV	hsv(205, 55%, 71%)
CMYK	cmyk(54.7%, 22.7%, 0%, 29%)
CIE-LAB	lab(55.97, -7.02, -27.28)
CIE-LCH	lch(55.97, 28.16, 255.57°)
OKLab	oklab(61.73% -0.0423 -0.0762)
OKLCH	oklch(61.73% 0.087 240.9)
XYZ	xyz(21.1952, 23.8844, 47.2003)
Luminance	0.2389 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#528CB5 #B57B52

analogous

#52B5AC #528CB5 #525BB5

triadic

#528CB5 #B5528C #8CB552

tetradic

#528CB5 #AC52B5 #B57B52 #5BB552

square

#528CB5 #AC52B5 #B57B52 #5BB552

split-complementary

#528CB5 #B5525B #B5AC52

monochromatic

#2A4B62 #3C6C8D #528CB5 #7DA8C7 #A8C5DA

Accessibility & contrast

On white

3.63

#528CB5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.78

#528CB5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #528CB5

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##528CB5	#FFFFFF	#000000	##000000
##528CB5	1.00	3.63	5.78	5.78
#FFFFFF	3.63	1.00	21.00	21.00
#000000	5.78	21.00	1.00	1.00
##000000	5.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7A8CB7

Deuteranopia (green-blind)

#6C82B4

Tritanopia (blue-blind)

#0B969A

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #528cb5;
/* rgb */ color: rgb(82, 140, 181);
/* oklch */ color: oklch(61.7% 0.087 240.9);

Tailwind

colors: {
  custom: {
    50: '#8aadcb',
    500: '#528cb5',
    950: '#000000',
  },
}

SCSS

$custom: #528cb5;
$custom-light: #8aadcb;
$custom-dark: #000000;

JSON

{
  "hex": "#528cb5",
  "rgb": {
    "r": 82,
    "g": 140,
    "b": 181
  },
  "hsl": {
    "h": 204.848,
    "s": 40.081,
    "l": 51.569
  },
  "oklch": {
    "l": 0.61726,
    "c": 0.08719,
    "h": 240.9
  },
  "luminance": 0.23886
}

Semantic roles & 50–950 ramp

primary

#528CB5

secondary

#C7AE9C

accent

#8A58D0

background

#F8FAFC

surface

#F0F4F8

border

#CBCED1

text

#0C1013

muted

#7D7F82

Preview Lab

Preview with #528CB5

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

Preview Lab → · Contrast checker → · Palette generator →