#5186E2#5186E2

#5186E2 is a light, vivid blue. Relative luminance 0.243; OKLCH L 62.7% C 0.150 H 260.7°. Best body text is #000000 at 5.86:1 contrast (WCAG AA passes).

Color values

HEX	#5186E2
RGB	rgb(81, 134, 226)
HSL	hsl(218, 71%, 60%)
HSV	hsv(218, 64%, 89%)
CMYK	cmyk(64.2%, 40.7%, 0%, 11.4%)
CIE-LAB	lab(56.38, 11.11, -52.06)
CIE-LCH	lch(56.38, 53.23, 282.05°)
OKLab	oklab(62.73% -0.0244 -0.1483)
OKLCH	oklch(62.73% 0.15 260.7)
XYZ	xyz(25.6410, 24.2881, 75.2735)
Luminance	0.2429 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5186E2 #E2AD51

analogous

#51CFE2 #5186E2 #6451E2

triadic

#5186E2 #E25186 #86E251

tetradic

#5186E2 #E251CF #E2AD51 #51E264

square

#5186E2 #E251CF #E2AD51 #51E264

split-complementary

#5186E2 #E26451 #CFE251

monochromatic

#1A4B9E #2363D3 #5186E2 #85AAEB #BACFF3

Accessibility & contrast

On white

3.58

#5186E2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.86

#5186E2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5186E2

5.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5186E2	#FFFFFF	#000000	##000000
##5186E2	1.00	3.58	5.86	5.86
#FFFFFF	3.58	1.00	21.00	21.00
#000000	5.86	21.00	1.00	1.00
##000000	5.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C8EE6

Deuteranopia (green-blind)

#4681E0

Tritanopia (blue-blind)

#009BA9

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #5186e2;
/* rgb */ color: rgb(81, 134, 226);
/* oklch */ color: oklch(62.7% 0.150 260.7);

Tailwind

colors: {
  custom: {
    50: '#8fa8eb',
    500: '#5186e2',
    950: '#000000',
  },
}

SCSS

$custom: #5186e2;
$custom-light: #8fa8eb;
$custom-dark: #000000;

JSON

{
  "hex": "#5186e2",
  "rgb": {
    "r": 81,
    "g": 134,
    "b": 226
  },
  "hsl": {
    "h": 218.069,
    "s": 71.429,
    "l": 60.196
  },
  "oklch": {
    "l": 0.62734,
    "c": 0.15031,
    "h": 260.7
  },
  "luminance": 0.24291
}

Semantic roles & 50–950 ramp

primary

#5186E2

secondary

#E3CFAC

accent

#8D12D3

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E0F16

muted

#7E7F84

Preview Lab

Preview with #5186E2

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

Preview Lab → · Contrast checker → · Palette generator →