#518FF2#518FF2

#518FF2 is a light, vivid blue. Relative luminance 0.278; OKLCH L 65.6% C 0.161 H 259.4°. Best body text is #000000 at 6.56:1 contrast (WCAG AA passes).

Color values

HEX	#518FF2
RGB	rgb(81, 143, 242)
HSL	hsl(217, 86%, 63%)
HSV	hsv(217, 67%, 95%)
CMYK	cmyk(66.5%, 40.9%, 0%, 5.1%)
CIE-LAB	lab(59.71, 11.19, -55.63)
CIE-LCH	lch(59.71, 56.74, 281.37°)
OKLab	oklab(65.6% -0.0298 -0.1587)
OKLCH	oklch(65.6% 0.161 259.4)
XYZ	xyz(29.2371, 27.8021, 87.8127)
Luminance	0.2781 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#518FF2 #F2B451

analogous

#51E0F2 #518FF2 #6351F2

triadic

#518FF2 #F2518F #8FF251

tetradic

#518FF2 #F251E0 #F2B451 #51F263

square

#518FF2 #F251E0 #F2B451 #51F263

split-complementary

#518FF2 #F26351 #E0F251

monochromatic

#0E50BB #186AEE #518FF2 #8AB4F6 #C3D8FB

Accessibility & contrast

On white

3.20

#518FF2 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.56

#518FF2 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #518FF2

6.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##518FF2	#FFFFFF	#000000	##000000
##518FF2	1.00	3.20	6.56	6.56
#FFFFFF	3.20	1.00	21.00	21.00
#000000	6.56	21.00	1.00	1.00
##000000	6.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6198F6

Deuteranopia (green-blind)

#4889F0

Tritanopia (blue-blind)

#00A6B5

Achromatopsia (no color)

#909090

Design tokens & code

CSS

--color: #518ff2;
/* rgb */ color: rgb(81, 143, 242);
/* oklch */ color: oklch(65.6% 0.161 259.4);

Tailwind

colors: {
  custom: {
    50: '#92aff7',
    500: '#518ff2',
    950: '#000000',
  },
}

SCSS

$custom: #518ff2;
$custom-light: #92aff7;
$custom-dark: #000000;

JSON

{
  "hex": "#518ff2",
  "rgb": {
    "r": 81,
    "g": 143,
    "b": 242
  },
  "hsl": {
    "h": 216.894,
    "s": 86.096,
    "l": 63.333
  },
  "oklch": {
    "l": 0.65599,
    "c": 0.16144,
    "h": 259.4
  },
  "luminance": 0.27805
}

Semantic roles & 50–950 ramp

primary

#518FF2

secondary

#ECD6B3

accent

#8C03E3

background

#F9FAFF

surface

#F2F4FF

border

#CCCED7

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #518FF2

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

Preview Lab → · Contrast checker → · Palette generator →