#528DB3#528DB3

#528DB3 is a mid, moderate cyan. Relative luminance 0.241; OKLCH L 61.9% C 0.085 H 238.4°. Best body text is #000000 at 5.82:1 contrast (WCAG AA passes).

Color values

HEX	#528DB3
RGB	rgb(82, 141, 179)
HSL	hsl(204, 39%, 51%)
HSV	hsv(204, 54%, 70%)
CMYK	cmyk(54.2%, 21.2%, 0%, 29.8%)
CIE-LAB	lab(56.18, -8.21, -25.81)
CIE-LCH	lch(56.18, 27.08, 252.36°)
OKLab	oklab(61.87% -0.0442 -0.072)
OKLCH	oklch(61.87% 0.085 238.4)
XYZ	xyz(21.1383, 24.0965, 46.1762)
Luminance	0.2410 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#528DB3 #B37852

analogous

#52B3A8 #528DB3 #525CB3

triadic

#528DB3 #B3528D #8DB352

tetradic

#528DB3 #A852B3 #B37852 #5CB352

square

#528DB3 #A852B3 #B37852 #5CB352

split-complementary

#528DB3 #B3525C #B3A852

monochromatic

#2A4B60 #3D6C8B #528DB3 #7DA9C6 #A7C5D8

Accessibility & contrast

On white

3.61

#528DB3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.82

#528DB3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #528DB3

5.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##528DB3	#FFFFFF	#000000	##000000
##528DB3	1.00	3.61	5.82	5.82
#FFFFFF	3.61	1.00	21.00	21.00
#000000	5.82	21.00	1.00	1.00
##000000	5.82	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7C8CB5

Deuteranopia (green-blind)

#6F82B2

Tritanopia (blue-blind)

#0F979A

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #528db3;
/* rgb */ color: rgb(82, 141, 179);
/* oklch */ color: oklch(61.9% 0.085 238.4);

Tailwind

colors: {
  custom: {
    50: '#89aeca',
    500: '#528db3',
    950: '#000000',
  },
}

SCSS

$custom: #528db3;
$custom-light: #89aeca;
$custom-dark: #000000;

JSON

{
  "hex": "#528db3",
  "rgb": {
    "r": 82,
    "g": 141,
    "b": 179
  },
  "hsl": {
    "h": 203.505,
    "s": 38.956,
    "l": 51.176
  },
  "oklch": {
    "l": 0.61867,
    "c": 0.0845,
    "h": 238.4
  },
  "luminance": 0.24098
}

Semantic roles & 50–950 ramp

primary

#528DB3

secondary

#C6AC9B

accent

#8759CF

background

#F8FAFC

surface

#F0F4F8

border

#CBCED1

text

#0C1013

muted

#7D7F82

Preview Lab

Preview with #528DB3

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

Preview Lab → · Contrast checker → · Palette generator →