#5180EF#5180EF

#5180EF is a light, vivid blue. Relative luminance 0.234; OKLCH L 62.3% C 0.175 H 264.6°. Best body text is #000000 at 5.68:1 contrast (WCAG AA passes).

Color values

HEX	#5180EF
RGB	rgb(81, 128, 239)
HSL	hsl(222, 83%, 63%)
HSV	hsv(222, 66%, 94%)
CMYK	cmyk(66.1%, 46.4%, 0%, 6.3%)
CIE-LAB	lab(55.50, 19.22, -60.71)
CIE-LCH	lch(55.50, 63.68, 287.57°)
OKLab	oklab(62.3% -0.0164 -0.1738)
OKLCH	oklch(62.3% 0.175 264.6)
XYZ	xyz(26.6871, 23.4171, 84.7582)
Luminance	0.2342 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5180EF #EFC051

analogous

#51CFEF #5180EF #7151EF

triadic

#5180EF #EF5180 #80EF51

tetradic

#5180EF #EF51CF #EFC051 #51EF71

square

#5180EF #EF51CF #EFC051 #51EF71

split-complementary

#5180EF #EF7151 #CFEF51

monochromatic

#1142B5 #1957EA #5180EF #89A9F4 #C1D2F9

Accessibility & contrast

On white

3.69

#5180EF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.68

#5180EF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5180EF

5.68:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5180EF	#FFFFFF	#000000	##000000
##5180EF	1.00	3.69	5.68	5.68
#FFFFFF	3.69	1.00	21.00	21.00
#000000	5.68	21.00	1.00	1.00
##000000	5.68	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#478DF3

Deuteranopia (green-blind)

#267EED

Tritanopia (blue-blind)

#009AAC

Achromatopsia (no color)

#858585

Design tokens & code

CSS

--color: #5180ef;
/* rgb */ color: rgb(81, 128, 239);
/* oklch */ color: oklch(62.3% 0.175 264.6);

Tailwind

colors: {
  custom: {
    50: '#91a4f5',
    500: '#5180ef',
    950: '#000000',
  },
}

SCSS

$custom: #5180ef;
$custom-light: #91a4f5;
$custom-dark: #000000;

JSON

{
  "hex": "#5180ef",
  "rgb": {
    "r": 81,
    "g": 128,
    "b": 239
  },
  "hsl": {
    "h": 222.152,
    "s": 83.158,
    "l": 62.745
  },
  "oklch": {
    "l": 0.62301,
    "c": 0.17457,
    "h": 264.6
  },
  "luminance": 0.2342
}

Semantic roles & 50–950 ramp

primary

#5180EF

secondary

#EAD9B1

accent

#9F06E0

background

#F9FAFF

surface

#F2F3FE

border

#CCCDD6

text

#0E0F17

muted

#7E7F85

Preview Lab

Preview with #5180EF

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

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