#528BBB#528BBB

#528BBB is a mid, moderate cyan. Relative luminance 0.238; OKLCH L 61.8% C 0.095 H 245.6°. Best body text is #000000 at 5.77:1 contrast (WCAG AA passes).

Color values

HEX	#528BBB
RGB	rgb(82, 139, 187)
HSL	hsl(207, 44%, 53%)
HSV	hsv(207, 56%, 73%)
CMYK	cmyk(56.1%, 25.7%, 0%, 26.7%)
CIE-LAB	lab(55.93, -4.56, -30.75)
CIE-LCH	lch(55.93, 31.09, 261.57°)
OKLab	oklab(61.78% -0.0392 -0.0862)
OKLCH	oklch(61.78% 0.095 245.6)
XYZ	xyz(21.6787, 23.8451, 50.4642)
Luminance	0.2385 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#528BBB #BB8252

analogous

#52BBB7 #528BBB #5256BB

triadic

#528BBB #BB528B #8BBB52

tetradic

#528BBB #B752BB #BB8252 #56BB52

square

#528BBB #B752BB #BB8252 #56BB52

split-complementary

#528BBB #BB5256 #BBB752

monochromatic

#294C69 #3B6C95 #528BBB #7EA8CC #AAC6DE

Accessibility & contrast

On white

3.64

#528BBB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.77

#528BBB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #528BBB

5.77:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##528BBB	#FFFFFF	#000000	##000000
##528BBB	1.00	3.64	5.77	5.77
#FFFFFF	3.64	1.00	21.00	21.00
#000000	5.77	21.00	1.00	1.00
##000000	5.77	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#768CBD

Deuteranopia (green-blind)

#6981BA

Tritanopia (blue-blind)

#00969B

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #528bbb;
/* rgb */ color: rgb(82, 139, 187);
/* oklch */ color: oklch(61.8% 0.095 245.6);

Tailwind

colors: {
  custom: {
    50: '#8aaccf',
    500: '#528bbb',
    950: '#000000',
  },
}

SCSS

$custom: #528bbb;
$custom-light: #8aaccf;
$custom-dark: #000000;

JSON

{
  "hex": "#528bbb",
  "rgb": {
    "r": 82,
    "g": 139,
    "b": 187
  },
  "hsl": {
    "h": 207.429,
    "s": 43.568,
    "l": 52.745
  },
  "oklch": {
    "l": 0.61778,
    "c": 0.0947,
    "h": 245.6
  },
  "luminance": 0.23847
}

Semantic roles & 50–950 ramp

primary

#528BBB

secondary

#CBB29E

accent

#8E54D3

background

#F8FAFC

surface

#F0F4F9

border

#CBCED2

text

#0C1014

muted

#7D7F82

Preview Lab

Preview with #528BBB

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

Preview Lab → · Contrast checker → · Palette generator →