#518AE5#518AE5

#518AE5 is a light, vivid blue. Relative luminance 0.256; OKLCH L 63.8% C 0.150 H 259.4°. Best body text is #000000 at 6.12:1 contrast (WCAG AA passes).

Color values

HEX	#518AE5
RGB	rgb(81, 138, 229)
HSL	hsl(217, 74%, 61%)
HSV	hsv(217, 65%, 90%)
CMYK	cmyk(64.6%, 39.7%, 0%, 10.2%)
CIE-LAB	lab(57.64, 9.73, -51.72)
CIE-LCH	lch(57.64, 52.63, 280.66°)
OKLab	oklab(63.77% -0.0277 -0.1473)
OKLCH	oklch(63.77% 0.15 259.4)
XYZ	xyz(26.6196, 25.5809, 77.6483)
Luminance	0.2558 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#518AE5 #E5AC51

analogous

#51D4E5 #518AE5 #6251E5

triadic

#518AE5 #E5518A #8AE551

tetradic

#518AE5 #E551D4 #E5AC51 #51E562

square

#518AE5 #E551D4 #E5AC51 #51E562

split-complementary

#518AE5 #E56251 #D4E551

monochromatic

#184EA3 #2067D8 #518AE5 #86AEED #BBD2F5

Accessibility & contrast

On white

3.43

#518AE5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.12

#518AE5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #518AE5

6.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##518AE5	#FFFFFF	#000000	##000000
##518AE5	1.00	3.43	6.12	6.12
#FFFFFF	3.43	1.00	21.00	21.00
#000000	6.12	21.00	1.00	1.00
##000000	6.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6192E9

Deuteranopia (green-blind)

#4B84E3

Tritanopia (blue-blind)

#009FAC

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #518ae5;
/* rgb */ color: rgb(81, 138, 229);
/* oklch */ color: oklch(63.8% 0.150 259.4);

Tailwind

colors: {
  custom: {
    50: '#90abee',
    500: '#518ae5',
    950: '#000000',
  },
}

SCSS

$custom: #518ae5;
$custom-light: #90abee;
$custom-dark: #000000;

JSON

{
  "hex": "#518ae5",
  "rgb": {
    "r": 81,
    "g": 138,
    "b": 229
  },
  "hsl": {
    "h": 216.892,
    "s": 74,
    "l": 60.784
  },
  "oklch": {
    "l": 0.63765,
    "c": 0.14985,
    "h": 259.4
  },
  "luminance": 0.25583
}

Semantic roles & 50–950 ramp

primary

#518AE5

secondary

#E5CFAD

accent

#8A0FD6

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #518AE5

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

Preview Lab → · Contrast checker → · Palette generator →