#5186E6#5186E6

#5186E6 is a light, vivid blue. Relative luminance 0.245; OKLCH L 63.0% C 0.156 H 261.3°. Best body text is #000000 at 5.90:1 contrast (WCAG AA passes).

Color values

HEX	#5186E6
RGB	rgb(81, 134, 230)
HSL	hsl(219, 75%, 61%)
HSV	hsv(219, 65%, 90%)
CMYK	cmyk(64.8%, 41.7%, 0%, 9.8%)
CIE-LAB	lab(56.59, 12.48, -53.94)
CIE-LCH	lch(56.59, 55.37, 283.03°)
OKLab	oklab(62.98% -0.0236 -0.1538)
OKLCH	oklch(62.98% 0.156 261.3)
XYZ	xyz(26.1963, 24.5102, 78.1980)
Luminance	0.2451 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5186E6 #E6B151

analogous

#51D0E6 #5186E6 #6651E6

triadic

#5186E6 #E65186 #86E651

tetradic

#5186E6 #E651D0 #E6B151 #51E666

square

#5186E6 #E651D0 #E6B151 #51E666

split-complementary

#5186E6 #E66651 #D0E651

monochromatic

#184AA5 #1F62DA #5186E6 #87ABEE #BCD0F5

Accessibility & contrast

On white

3.56

#5186E6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.90

#5186E6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5186E6

5.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5186E6	#FFFFFF	#000000	##000000
##5186E6	1.00	3.56	5.90	5.90
#FFFFFF	3.56	1.00	21.00	21.00
#000000	5.90	21.00	1.00	1.00
##000000	5.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A8FEA

Deuteranopia (green-blind)

#4281E4

Tritanopia (blue-blind)

#009CAB

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #5186e6;
/* rgb */ color: rgb(81, 134, 230);
/* oklch */ color: oklch(63.0% 0.156 261.3);

Tailwind

colors: {
  custom: {
    50: '#90a8ee',
    500: '#5186e6',
    950: '#000000',
  },
}

SCSS

$custom: #5186e6;
$custom-light: #90a8ee;
$custom-dark: #000000;

JSON

{
  "hex": "#5186e6",
  "rgb": {
    "r": 81,
    "g": 134,
    "b": 230
  },
  "hsl": {
    "h": 218.658,
    "s": 74.874,
    "l": 60.98
  },
  "oklch": {
    "l": 0.62976,
    "c": 0.15564,
    "h": 261.3
  },
  "luminance": 0.24513
}

Semantic roles & 50–950 ramp

primary

#5186E6

secondary

#E5D2AD

accent

#900ED7

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E0F16

muted

#7E7F84

Preview Lab

Preview with #5186E6

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

Preview Lab → · Contrast checker → · Palette generator →