#5184E1#5184E1

#5184E1 is a light, vivid blue. Relative luminance 0.237; OKLCH L 62.3% C 0.151 H 261.4°. Best body text is #000000 at 5.74:1 contrast (WCAG AA passes).

Color values

HEX	#5184E1
RGB	rgb(81, 132, 225)
HSL	hsl(219, 71%, 60%)
HSV	hsv(219, 64%, 88%)
CMYK	cmyk(64%, 41.3%, 0%, 11.8%)
CIE-LAB	lab(55.77, 11.98, -52.46)
CIE-LCH	lch(55.77, 53.81, 282.86°)
OKLab	oklab(62.25% -0.0226 -0.1495)
OKLCH	oklch(62.25% 0.151 261.4)
XYZ	xyz(25.2304, 23.6857, 74.4617)
Luminance	0.2369 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5184E1 #E1AE51

analogous

#51CCE1 #5184E1 #6651E1

triadic

#5184E1 #E15184 #84E151

tetradic

#5184E1 #E151CC #E1AE51 #51E166

square

#5184E1 #E151CC #E1AE51 #51E166

split-complementary

#5184E1 #E16651 #CCE151

monochromatic

#1B499D #2461D1 #5184E1 #85A9EA #B9CEF3

Accessibility & contrast

On white

3.66

#5184E1 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.74

#5184E1 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5184E1

5.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5184E1	#FFFFFF	#000000	##000000
##5184E1	1.00	3.66	5.74	5.74
#FFFFFF	3.66	1.00	21.00	21.00
#000000	5.74	21.00	1.00	1.00
##000000	5.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A8DE5

Deuteranopia (green-blind)

#447FDF

Tritanopia (blue-blind)

#0099A7

Achromatopsia (no color)

#868686

Design tokens & code

CSS

--color: #5184e1;
/* rgb */ color: rgb(81, 132, 225);
/* oklch */ color: oklch(62.3% 0.151 261.4);

Tailwind

colors: {
  custom: {
    50: '#8fa7eb',
    500: '#5184e1',
    950: '#000000',
  },
}

SCSS

$custom: #5184e1;
$custom-light: #8fa7eb;
$custom-dark: #000000;

JSON

{
  "hex": "#5184e1",
  "rgb": {
    "r": 81,
    "g": 132,
    "b": 225
  },
  "hsl": {
    "h": 218.75,
    "s": 70.588,
    "l": 60
  },
  "oklch": {
    "l": 0.6225,
    "c": 0.15123,
    "h": 261.4
  },
  "luminance": 0.23688
}

Semantic roles & 50–950 ramp

primary

#5184E1

secondary

#E3CFAB

accent

#AE3AED

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E0F16

muted

#7E7F84

Preview Lab

Preview with #5184E1

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

Preview Lab → · Contrast checker → · Palette generator →