#528BB4#528BB4

#528BB4 is a mid, moderate cyan. Relative luminance 0.236; OKLCH L 61.4% C 0.087 H 241.4°. Best body text is #000000 at 5.71:1 contrast (WCAG AA passes).

Color values

HEX	#528BB4
RGB	rgb(82, 139, 180)
HSL	hsl(205, 40%, 51%)
HSV	hsv(205, 54%, 71%)
CMYK	cmyk(54.4%, 22.8%, 0%, 29.4%)
CIE-LAB	lab(55.64, -6.76, -27.22)
CIE-LCH	lch(55.64, 28.05, 256.05°)
OKLab	oklab(61.45% -0.0415 -0.0761)
OKLCH	oklch(61.45% 0.087 241.4)
XYZ	xyz(20.9475, 23.5526, 46.6134)
Luminance	0.2355 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#528BB4 #B47B52

analogous

#52B4AC #528BB4 #525AB4

triadic

#528BB4 #B4528B #8BB452

tetradic

#528BB4 #AC52B4 #B47B52 #5AB452

square

#528BB4 #AC52B4 #B47B52 #5AB452

split-complementary

#528BB4 #B4525A #B4AC52

monochromatic

#2A4A61 #3D6B8C #528BB4 #7DA8C7 #A7C4D9

Accessibility & contrast

On white

3.68

#528BB4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.71

#528BB4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #528BB4

5.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##528BB4	#FFFFFF	#000000	##000000
##528BB4	1.00	3.68	5.71	5.71
#FFFFFF	3.68	1.00	21.00	21.00
#000000	5.71	21.00	1.00	1.00
##000000	5.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#798BB6

Deuteranopia (green-blind)

#6C81B3

Tritanopia (blue-blind)

#0E9599

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #528bb4;
/* rgb */ color: rgb(82, 139, 180);
/* oklch */ color: oklch(61.4% 0.087 241.4);

Tailwind

colors: {
  custom: {
    50: '#89acca',
    500: '#528bb4',
    950: '#000000',
  },
}

SCSS

$custom: #528bb4;
$custom-light: #89acca;
$custom-dark: #000000;

JSON

{
  "hex": "#528bb4",
  "rgb": {
    "r": 82,
    "g": 139,
    "b": 180
  },
  "hsl": {
    "h": 205.102,
    "s": 39.516,
    "l": 51.373
  },
  "oklch": {
    "l": 0.61448,
    "c": 0.08666,
    "h": 241.4
  },
  "luminance": 0.23554
}

Semantic roles & 50–950 ramp

primary

#528BB4

secondary

#C7AD9B

accent

#8A58CF

background

#F8FAFC

surface

#F0F4F8

border

#CBCED1

text

#0C1013

muted

#7D7F82

Preview Lab

Preview with #528BB4

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

Preview Lab → · Contrast checker → · Palette generator →