#5185E9#5185E9

#5185E9 is a light, vivid blue. Relative luminance 0.244; OKLCH L 62.9% C 0.161 H 262.1°. Best body text is #000000 at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#5185E9
RGB	rgb(81, 133, 233)
HSL	hsl(219, 78%, 62%)
HSV	hsv(219, 65%, 91%)
CMYK	cmyk(65.2%, 42.9%, 0%, 8.6%)
CIE-LAB	lab(56.49, 14.11, -55.78)
CIE-LCH	lch(56.49, 57.54, 284.20°)
OKLab	oklab(62.95% -0.022 -0.1592)
OKLCH	oklch(62.95% 0.161 262.1)
XYZ	xyz(26.4837, 24.4050, 80.3899)
Luminance	0.2441 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5185E9 #E9B551

analogous

#51D1E9 #5185E9 #6951E9

triadic

#5185E9 #E95185 #85E951

tetradic

#5185E9 #E951D1 #E9B551 #51E969

square

#5185E9 #E951D1 #E9B551 #51E969

split-complementary

#5185E9 #E96951 #D1E951

monochromatic

#1648AA #1C5FE0 #5185E9 #87ABF0 #BED1F7

Accessibility & contrast

On white

3.57

#5185E9 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.88

#5185E9 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5185E9

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5185E9	#FFFFFF	#000000	##000000
##5185E9	1.00	3.57	5.88	5.88
#FFFFFF	3.57	1.00	21.00	21.00
#000000	5.88	21.00	1.00	1.00
##000000	5.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#568FED

Deuteranopia (green-blind)

#3D81E7

Tritanopia (blue-blind)

#009CAC

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #5185e9;
/* rgb */ color: rgb(81, 133, 233);
/* oklch */ color: oklch(62.9% 0.161 262.1);

Tailwind

colors: {
  custom: {
    50: '#90a8f0',
    500: '#5185e9',
    950: '#000000',
  },
}

SCSS

$custom: #5185e9;
$custom-light: #90a8f0;
$custom-dark: #000000;

JSON

{
  "hex": "#5185e9",
  "rgb": {
    "r": 81,
    "g": 133,
    "b": 233
  },
  "hsl": {
    "h": 219.474,
    "s": 77.551,
    "l": 61.569
  },
  "oklch": {
    "l": 0.6295,
    "c": 0.16077,
    "h": 262.1
  },
  "luminance": 0.24408
}

Semantic roles & 50–950 ramp

primary

#5185E9

secondary

#E7D4AF

accent

#930CDA

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E0F17

muted

#7E7F85

Preview Lab

Preview with #5185E9

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

Preview Lab → · Contrast checker → · Palette generator →