#5487EF#5487EF

#5487EF is a light, vivid blue. Relative luminance 0.254; OKLCH L 63.9% C 0.165 H 262.9°. Best body text is #000000 at 6.09:1 contrast (WCAG AA passes).

Color values

HEX	#5487EF
RGB	rgb(84, 135, 239)
HSL	hsl(220, 83%, 63%)
HSV	hsv(220, 65%, 94%)
CMYK	cmyk(64.9%, 43.5%, 0%, 6.3%)
CIE-LAB	lab(57.50, 15.45, -57.49)
CIE-LCH	lch(57.50, 59.53, 285.04°)
OKLab	oklab(63.88% -0.0204 -0.1642)
OKLCH	oklch(63.88% 0.165 262.9)
XYZ	xyz(27.8946, 25.4421, 85.0854)
Luminance	0.2545 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5487EF #EFBC54

analogous

#54D4EF #5487EF #6E54EF

triadic

#5487EF #EF5487 #87EF54

tetradic

#5487EF #EF54D4 #EFBC54 #54EF6E

square

#5487EF #EF54D4 #EFBC54 #54EF6E

split-complementary

#5487EF #EF6E54 #D4EF54

monochromatic

#1148B7 #1C60EA #5487EF #8CAEF4 #C4D6F9

Accessibility & contrast

On white

3.45

#5487EF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.09

#5487EF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5487EF

6.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5487EF	#FFFFFF	#000000	##000000
##5487EF	1.00	3.45	6.09	6.09
#FFFFFF	3.45	1.00	21.00	21.00
#000000	6.09	21.00	1.00	1.00
##000000	6.09	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5592F3

Deuteranopia (green-blind)

#3B83ED

Tritanopia (blue-blind)

#009FAF

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #5487ef;
/* rgb */ color: rgb(84, 135, 239);
/* oklch */ color: oklch(63.9% 0.165 262.9);

Tailwind

colors: {
  custom: {
    50: '#93a9f5',
    500: '#5487ef',
    950: '#000000',
  },
}

SCSS

$custom: #5487ef;
$custom-light: #93a9f5;
$custom-dark: #000000;

JSON

{
  "hex": "#5487ef",
  "rgb": {
    "r": 84,
    "g": 135,
    "b": 239
  },
  "hsl": {
    "h": 220.258,
    "s": 82.888,
    "l": 63.333
  },
  "oklch": {
    "l": 0.63876,
    "c": 0.16546,
    "h": 262.9
  },
  "luminance": 0.25445
}

Semantic roles & 50–950 ramp

primary

#5487EF

secondary

#EBD9B4

accent

#9806DF

background

#F9FAFF

surface

#F2F4FE

border

#CCCED6

text

#0E0F17

muted

#7E7F85

Preview Lab

Preview with #5487EF

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

Preview Lab → · Contrast checker → · Palette generator →