#5180FF#5180FF

#5180FF is a light, vivid blue. Relative luminance 0.244; OKLCH L 63.4% C 0.196 H 265.8°. Best body text is #000000 at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#5180FF
RGB	rgb(81, 128, 255)
HSL	hsl(224, 100%, 66%)
HSV	hsv(224, 68%, 100%)
CMYK	cmyk(68.2%, 49.8%, 0%, 0%)
CIE-LAB	lab(56.49, 24.75, -67.96)
CIE-LCH	lch(56.49, 72.33, 290.01°)
OKLab	oklab(63.38% -0.0144 -0.1951)
OKLCH	oklch(63.38% 0.196 265.8)
XYZ	xyz(29.1562, 24.4047, 97.7624)
Luminance	0.2441 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#5180FF #FFD051

analogous

#51D7FF #5180FF #7951FF

triadic

#5180FF #FF5180 #80FF51

tetradic

#5180FF #FF51D7 #FFD051 #51FF79

square

#5180FF #FF51D7 #FFD051 #51FF79

split-complementary

#5180FF #FF7951 #D7FF51

monochromatic

#003AD6 #1453FF #5180FF #8EADFF #CBD9FF

Accessibility & contrast

On white

3.57

#5180FF on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.88

#5180FF on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #5180FF

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##5180FF	#FFFFFF	#000000	##000000
##5180FF	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)

#3490FF

Deuteranopia (green-blind)

#0080FC

Tritanopia (blue-blind)

#009EB3

Achromatopsia (no color)

#878787

Design tokens & code

CSS

--color: #5180ff;
/* rgb */ color: rgb(81, 128, 255);
/* oklch */ color: oklch(63.4% 0.196 265.8);

Tailwind

colors: {
  custom: {
    50: '#94a4ff',
    500: '#5180ff',
    950: '#000000',
  },
}

SCSS

$custom: #5180ff;
$custom-light: #94a4ff;
$custom-dark: #000000;

JSON

{
  "hex": "#5180ff",
  "rgb": {
    "r": 81,
    "g": 128,
    "b": 255
  },
  "hsl": {
    "h": 223.793,
    "s": 100,
    "l": 65.882
  },
  "oklch": {
    "l": 0.63375,
    "c": 0.19568,
    "h": 265.8
  },
  "luminance": 0.24408
}

Semantic roles & 50–950 ramp

primary

#5180FF

secondary

#F3E3B9

accent

#A800E6

background

#FAFAFF

surface

#F3F3FF

border

#CDCDD7

text

#0F0F18

muted

#7F7F86

Preview Lab

Preview with #5180FF

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

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