#5186E5#5186E5

#5186E5 is a light, vivid blue. Relative luminance 0.245; OKLCH L 62.9% C 0.154 H 261.1°. Best body text is #000000 at 5.89:1 contrast (WCAG AA passes).

Color values

HEX	#5186E5
RGB	rgb(81, 134, 229)
HSL	hsl(219, 74%, 61%)
HSV	hsv(219, 65%, 90%)
CMYK	cmyk(64.6%, 41.5%, 0%, 10.2%)
CIE-LAB	lab(56.54, 12.14, -53.47)
CIE-LCH	lch(56.54, 54.83, 282.79°)
OKLab	oklab(62.92% -0.0238 -0.1525)
OKLCH	oklch(62.92% 0.154 261.1)
XYZ	xyz(26.0563, 24.4542, 77.4605)
Luminance	0.2446 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5186E5 #E5B051

analogous

#51D0E5 #5186E5 #6651E5

triadic

#5186E5 #E55186 #86E551

tetradic

#5186E5 #E551D0 #E5B051 #51E566

square

#5186E5 #E551D0 #E5B051 #51E566

split-complementary

#5186E5 #E56651 #D0E551

monochromatic

#184AA3 #2062D8 #5186E5 #86ABED #BBD0F5

Accessibility & contrast

On white

3.56

#5186E5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.89

#5186E5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5186E5

5.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5186E5	#FFFFFF	#000000	##000000
##5186E5	1.00	3.56	5.89	5.89
#FFFFFF	3.56	1.00	21.00	21.00
#000000	5.89	21.00	1.00	1.00
##000000	5.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A8FE9

Deuteranopia (green-blind)

#4381E3

Tritanopia (blue-blind)

#009CAA

Achromatopsia (no color)

#888888

Design tokens & code

CSS

--color: #5186e5;
/* rgb */ color: rgb(81, 134, 229);
/* oklch */ color: oklch(62.9% 0.154 261.1);

Tailwind

colors: {
  custom: {
    50: '#90a8ee',
    500: '#5186e5',
    950: '#000000',
  },
}

SCSS

$custom: #5186e5;
$custom-light: #90a8ee;
$custom-dark: #000000;

JSON

{
  "hex": "#5186e5",
  "rgb": {
    "r": 81,
    "g": 134,
    "b": 229
  },
  "hsl": {
    "h": 218.514,
    "s": 74,
    "l": 60.784
  },
  "oklch": {
    "l": 0.62915,
    "c": 0.1543,
    "h": 261.1
  },
  "luminance": 0.24457
}

Semantic roles & 50–950 ramp

primary

#5186E5

secondary

#E5D1AD

accent

#8F0FD6

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E0F16

muted

#7E7F84

Preview Lab

Preview with #5186E5

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

Preview Lab → · Contrast checker → · Palette generator →