#5186EB#5186EB

#5186EB is a light, vivid blue. Relative luminance 0.248; OKLCH L 63.3% C 0.162 H 262.0°. Best body text is #000000 at 5.96:1 contrast (WCAG AA passes).

Color values

HEX	#5186EB
RGB	rgb(81, 134, 235)
HSL	hsl(219, 79%, 62%)
HSV	hsv(219, 66%, 92%)
CMYK	cmyk(65.5%, 43%, 0%, 7.8%)
CIE-LAB	lab(56.88, 14.19, -56.28)
CIE-LCH	lch(56.88, 58.04, 284.16°)
OKLab	oklab(63.28% -0.0226 -0.1607)
OKLCH	oklch(63.28% 0.162 262)
XYZ	xyz(26.9085, 24.7951, 81.9490)
Luminance	0.2480 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5186EB #EBB651

analogous

#51D3EB #5186EB #6951EB

triadic

#5186EB #EB5186 #86EB51

tetradic

#5186EB #EB51D3 #EBB651 #51EB69

square

#5186EB #EB51D3 #EBB651 #51EB69

split-complementary

#5186EB #EB6951 #D3EB51

monochromatic

#1449AE #1A60E5 #5186EB #88ACF1 #BFD2F8

Accessibility & contrast

On white

3.52

#5186EB on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.96

#5186EB on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5186EB

5.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5186EB	#FFFFFF	#000000	##000000
##5186EB	1.00	3.52	5.96	5.96
#FFFFFF	3.52	1.00	21.00	21.00
#000000	5.96	21.00	1.00	1.00
##000000	5.96	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5690EF

Deuteranopia (green-blind)

#3D82E9

Tritanopia (blue-blind)

#009DAD

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #5186eb;
/* rgb */ color: rgb(81, 134, 235);
/* oklch */ color: oklch(63.3% 0.162 262.0);

Tailwind

colors: {
  custom: {
    50: '#91a8f2',
    500: '#5186eb',
    950: '#000000',
  },
}

SCSS

$custom: #5186eb;
$custom-light: #91a8f2;
$custom-dark: #000000;

JSON

{
  "hex": "#5186eb",
  "rgb": {
    "r": 81,
    "g": 134,
    "b": 235
  },
  "hsl": {
    "h": 219.351,
    "s": 79.381,
    "l": 61.961
  },
  "oklch": {
    "l": 0.63283,
    "c": 0.16229,
    "h": 262
  },
  "luminance": 0.24798
}

Semantic roles & 50–950 ramp

primary

#5186EB

secondary

#E8D5B0

accent

#930ADC

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E0F17

muted

#7E7F85

Preview Lab

Preview with #5186EB

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

Preview Lab → · Contrast checker → · Palette generator →