#527DDB#527DDB

#527DDB is a mid, vivid blue. Relative luminance 0.216; OKLCH L 60.5% C 0.151 H 263.9°. Best body text is #000000 at 5.32:1 contrast (WCAG AA passes).

Color values

HEX	#527DDB
RGB	rgb(82, 125, 219)
HSL	hsl(221, 66%, 59%)
HSV	hsv(221, 63%, 86%)
CMYK	cmyk(62.6%, 42.9%, 0%, 14.1%)
CIE-LAB	lab(53.57, 14.36, -52.60)
CIE-LCH	lch(53.57, 54.53, 285.27°)
OKLab	oklab(60.46% -0.0159 -0.15)
OKLCH	oklch(60.46% 0.151 263.9)
XYZ	xyz(23.5950, 21.5734, 69.9247)
Luminance	0.2158 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#527DDB #DBB052

analogous

#52C2DB #527DDB #6C52DB

triadic

#527DDB #DB527D #7DDB52

tetradic

#527DDB #DB52C2 #DBB052 #52DB6C

square

#527DDB #DB52C2 #DBB052 #52DB6C

split-complementary

#527DDB #DB6C52 #C2DB52

monochromatic

#1F4494 #295BC6 #527DDB #85A3E6 #B7C9F0

Accessibility & contrast

On white

3.95

#527DDB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.32

#527DDB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #527DDB

5.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##527DDB	#FFFFFF	#000000	##000000
##527DDB	1.00	3.95	5.32	5.32
#FFFFFF	3.95	1.00	21.00	21.00
#000000	5.32	21.00	1.00	1.00
##000000	5.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5287DF

Deuteranopia (green-blind)

#3D7AD9

Tritanopia (blue-blind)

#0092A1

Achromatopsia (no color)

#808080

Design tokens & code

CSS

--color: #527ddb;
/* rgb */ color: rgb(82, 125, 219);
/* oklch */ color: oklch(60.5% 0.151 263.9);

Tailwind

colors: {
  custom: {
    50: '#8fa2e7',
    500: '#527ddb',
    950: '#000000',
  },
}

SCSS

$custom: #527ddb;
$custom-light: #8fa2e7;
$custom-dark: #000000;

JSON

{
  "hex": "#527ddb",
  "rgb": {
    "r": 82,
    "g": 125,
    "b": 219
  },
  "hsl": {
    "h": 221.168,
    "s": 65.55,
    "l": 59.02
  },
  "oklch": {
    "l": 0.60457,
    "c": 0.15085,
    "h": 263.9
  },
  "luminance": 0.21576
}

Semantic roles & 50–950 ramp

primary

#527DDB

secondary

#DFCEAA

accent

#B33FE9

background

#F9F9FE

surface

#F2F2FC

border

#CCCCD5

text

#0D0F16

muted

#7E7E84

Preview Lab

Preview with #527DDB

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

Preview Lab → · Contrast checker → · Palette generator →