#5186DF#5186DF

#5186DF is a light, vivid blue. Relative luminance 0.241; OKLCH L 62.6% C 0.146 H 260.2°. Best body text is #000000 at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#5186DF
RGB	rgb(81, 134, 223)
HSL	hsl(218, 69%, 60%)
HSV	hsv(218, 64%, 87%)
CMYK	cmyk(63.7%, 39.9%, 0%, 12.5%)
CIE-LAB	lab(56.21, 10.09, -50.64)
CIE-LCH	lch(56.21, 51.64, 281.27°)
OKLab	oklab(62.56% -0.025 -0.1442)
OKLCH	oklch(62.56% 0.146 260.2)
XYZ	xyz(25.2330, 24.1249, 73.1245)
Luminance	0.2413 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5186DF #DFAA51

analogous

#51CDDF #5186DF #6351DF

triadic

#5186DF #DF5186 #86DF51

tetradic

#5186DF #DF51CD #DFAA51 #51DF63

square

#5186DF #DF51CD #DFAA51 #51DF63

split-complementary

#5186DF #DF6351 #CDDF51

monochromatic

#1C4B99 #2664CD #5186DF #85AAE9 #B8CEF2

Accessibility & contrast

On white

3.60

#5186DF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.83

#5186DF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5186DF

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5186DF	#FFFFFF	#000000	##000000
##5186DF	1.00	3.60	5.83	5.83
#FFFFFF	3.60	1.00	21.00	21.00
#000000	5.83	21.00	1.00	1.00
##000000	5.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E8EE3

Deuteranopia (green-blind)

#4981DD

Tritanopia (blue-blind)

#009AA8

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #5186df;
/* rgb */ color: rgb(81, 134, 223);
/* oklch */ color: oklch(62.6% 0.146 260.2);

Tailwind

colors: {
  custom: {
    50: '#8fa8e9',
    500: '#5186df',
    950: '#000000',
  },
}

SCSS

$custom: #5186df;
$custom-light: #8fa8e9;
$custom-dark: #000000;

JSON

{
  "hex": "#5186df",
  "rgb": {
    "r": 81,
    "g": 134,
    "b": 223
  },
  "hsl": {
    "h": 217.606,
    "s": 68.932,
    "l": 59.608
  },
  "oklch": {
    "l": 0.62556,
    "c": 0.14631,
    "h": 260.2
  },
  "luminance": 0.24127
}

Semantic roles & 50–950 ramp

primary

#5186DF

secondary

#E1CDAA

accent

#AA3CEC

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E0F16

muted

#7E7F84

Preview Lab

Preview with #5186DF

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

Preview Lab → · Contrast checker → · Palette generator →