#5185E3#5185E3

#5185E3 is a light, vivid blue. Relative luminance 0.241; OKLCH L 62.6% C 0.153 H 261.3°. Best body text is #000000 at 5.81:1 contrast (WCAG AA passes).

Color values

HEX	#5185E3
RGB	rgb(81, 133, 227)
HSL	hsl(219, 72%, 60%)
HSV	hsv(219, 64%, 89%)
CMYK	cmyk(64.3%, 41.4%, 0%, 11%)
CIE-LAB	lab(56.16, 12.06, -52.97)
CIE-LCH	lch(56.16, 54.32, 282.82°)
OKLab	oklab(62.58% -0.0232 -0.151)
OKLCH	oklch(62.58% 0.153 261.3)
XYZ	xyz(25.6411, 24.0680, 75.9525)
Luminance	0.2407 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5185E3 #E3AF51

analogous

#51CEE3 #5185E3 #6651E3

triadic

#5185E3 #E35185 #85E351

tetradic

#5185E3 #E351CE #E3AF51 #51E366

square

#5185E3 #E351CE #E3AF51 #51E366

split-complementary

#5185E3 #E36651 #CEE351

monochromatic

#1A4AA0 #2262D5 #5185E3 #86AAEB #BACFF4

Accessibility & contrast

On white

3.61

#5185E3 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.81

#5185E3 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5185E3

5.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5185E3	#FFFFFF	#000000	##000000
##5185E3	1.00	3.61	5.81	5.81
#FFFFFF	3.61	1.00	21.00	21.00
#000000	5.81	21.00	1.00	1.00
##000000	5.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A8EE7

Deuteranopia (green-blind)

#4480E1

Tritanopia (blue-blind)

#009AA9

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #5185e3;
/* rgb */ color: rgb(81, 133, 227);
/* oklch */ color: oklch(62.6% 0.153 261.3);

Tailwind

colors: {
  custom: {
    50: '#8fa8ec',
    500: '#5185e3',
    950: '#000000',
  },
}

SCSS

$custom: #5185e3;
$custom-light: #8fa8ec;
$custom-dark: #000000;

JSON

{
  "hex": "#5185e3",
  "rgb": {
    "r": 81,
    "g": 133,
    "b": 227
  },
  "hsl": {
    "h": 218.63,
    "s": 72.277,
    "l": 60.392
  },
  "oklch": {
    "l": 0.62583,
    "c": 0.15277,
    "h": 261.3
  },
  "luminance": 0.2407
}

Semantic roles & 50–950 ramp

primary

#5185E3

secondary

#E4D0AC

accent

#8F11D4

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E0F16

muted

#7E7F84

Preview Lab

Preview with #5185E3

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

Preview Lab → · Contrast checker → · Palette generator →