#5185E4#5185E4

#5185E4 is a light, vivid blue. Relative luminance 0.241; OKLCH L 62.6% C 0.154 H 261.4°. Best body text is #000000 at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#5185E4
RGB	rgb(81, 133, 228)
HSL	hsl(219, 73%, 61%)
HSV	hsv(219, 64%, 89%)
CMYK	cmyk(64.5%, 41.7%, 0%, 10.6%)
CIE-LAB	lab(56.21, 12.40, -53.44)
CIE-LCH	lch(56.21, 54.86, 283.06°)
OKLab	oklab(62.64% -0.023 -0.1524)
OKLCH	oklch(62.64% 0.154 261.4)
XYZ	xyz(25.7795, 24.1234, 76.6814)
Luminance	0.2413 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5185E4 #E4B051

analogous

#51CEE4 #5185E4 #6751E4

triadic

#5185E4 #E45185 #85E451

tetradic

#5185E4 #E451CE #E4B051 #51E467

square

#5185E4 #E451CE #E4B051 #51E467

split-complementary

#5185E4 #E46751 #CEE451

monochromatic

#1949A2 #2161D7 #5185E4 #86AAEC #BBCFF4

Accessibility & contrast

On white

3.61

#5185E4 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.83

#5185E4 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5185E4

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5185E4	#FFFFFF	#000000	##000000
##5185E4	1.00	3.61	5.83	5.83
#FFFFFF	3.61	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)

#598EE8

Deuteranopia (green-blind)

#4280E2

Tritanopia (blue-blind)

#009BA9

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #5185e4;
/* rgb */ color: rgb(81, 133, 228);
/* oklch */ color: oklch(62.6% 0.154 261.4);

Tailwind

colors: {
  custom: {
    50: '#90a8ed',
    500: '#5185e4',
    950: '#000000',
  },
}

SCSS

$custom: #5185e4;
$custom-light: #90a8ed;
$custom-dark: #000000;

JSON

{
  "hex": "#5185e4",
  "rgb": {
    "r": 81,
    "g": 133,
    "b": 228
  },
  "hsl": {
    "h": 218.776,
    "s": 73.134,
    "l": 60.588
  },
  "oklch": {
    "l": 0.62643,
    "c": 0.1541,
    "h": 261.4
  },
  "luminance": 0.24126
}

Semantic roles & 50–950 ramp

primary

#5185E4

secondary

#E4D1AC

accent

#9010D5

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E0F16

muted

#7E7F84

Preview Lab

Preview with #5185E4

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

Preview Lab → · Contrast checker → · Palette generator →