#518EE5#518EE5

#518EE5 is a light, vivid blue. Relative luminance 0.268; OKLCH L 64.6% C 0.146 H 257.5°. Best body text is #000000 at 6.35:1 contrast (WCAG AA passes).

Color values

HEX	#518EE5
RGB	rgb(81, 142, 229)
HSL	hsl(215, 74%, 61%)
HSV	hsv(215, 65%, 90%)
CMYK	cmyk(64.6%, 38%, 0%, 10.2%)
CIE-LAB	lab(58.74, 7.35, -49.97)
CIE-LCH	lch(58.74, 50.51, 278.36°)
OKLab	oklab(64.62% -0.0316 -0.1421)
OKLCH	oklch(64.62% 0.146 257.5)
XYZ	xyz(27.2041, 26.7498, 77.8431)
Luminance	0.2675 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#518EE5 #E5A851

analogous

#51D8E5 #518EE5 #5E51E5

triadic

#518EE5 #E5518E #8EE551

tetradic

#518EE5 #E551D8 #E5A851 #51E55E

square

#518EE5 #E551D8 #E5A851 #51E55E

split-complementary

#518EE5 #E55E51 #D8E551

monochromatic

#1852A3 #206CD8 #518EE5 #86B1ED #BBD3F5

Accessibility & contrast

On white

3.31

#518EE5 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.35

#518EE5 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #518EE5

6.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##518EE5	#FFFFFF	#000000	##000000
##518EE5	1.00	3.31	6.35	6.35
#FFFFFF	3.31	1.00	21.00	21.00
#000000	6.35	21.00	1.00	1.00
##000000	6.35	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6795E9

Deuteranopia (green-blind)

#5287E3

Tritanopia (blue-blind)

#00A2AE

Achromatopsia (no color)

#8D8D8D

Design tokens & code

CSS

--color: #518ee5;
/* rgb */ color: rgb(81, 142, 229);
/* oklch */ color: oklch(64.6% 0.146 257.5);

Tailwind

colors: {
  custom: {
    50: '#90aeed',
    500: '#518ee5',
    950: '#000000',
  },
}

SCSS

$custom: #518ee5;
$custom-light: #90aeed;
$custom-dark: #000000;

JSON

{
  "hex": "#518ee5",
  "rgb": {
    "r": 81,
    "g": 142,
    "b": 229
  },
  "hsl": {
    "h": 215.27,
    "s": 74,
    "l": 60.784
  },
  "oklch": {
    "l": 0.64623,
    "c": 0.14556,
    "h": 257.5
  },
  "luminance": 0.26752
}

Semantic roles & 50–950 ramp

primary

#518EE5

secondary

#E5CEAD

accent

#840FD6

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #518EE5

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

Preview Lab → · Contrast checker → · Palette generator →