#518FE6#518FE6

#518FE6 is a light, vivid blue. Relative luminance 0.271; OKLCH L 64.9% C 0.146 H 257.2°. Best body text is #000000 at 6.42:1 contrast (WCAG AA passes).

Color values

HEX	#518FE6
RGB	rgb(81, 143, 230)
HSL	hsl(215, 75%, 61%)
HSV	hsv(215, 65%, 90%)
CMYK	cmyk(64.8%, 37.8%, 0%, 9.8%)
CIE-LAB	lab(59.07, 7.09, -50.00)
CIE-LCH	lch(59.07, 50.50, 278.07°)
OKLab	oklab(64.9% -0.0323 -0.1422)
OKLCH	oklch(64.9% 0.146 257.2)
XYZ	xyz(27.4936, 27.1047, 78.6304)
Luminance	0.2711 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#518FE6 #E6A851

analogous

#51D9E6 #518FE6 #5D51E6

triadic

#518FE6 #E6518F #8FE651

tetradic

#518FE6 #E651D9 #E6A851 #51E65D

square

#518FE6 #E651D9 #E6A851 #51E65D

split-complementary

#518FE6 #E65D51 #D9E651

monochromatic

#1852A5 #1F6DDA #518FE6 #87B1EE #BCD4F5

Accessibility & contrast

On white

3.27

#518FE6 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.42

#518FE6 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #518FE6

6.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##518FE6	#FFFFFF	#000000	##000000
##518FE6	1.00	3.27	6.42	6.42
#FFFFFF	3.27	1.00	21.00	21.00
#000000	6.42	21.00	1.00	1.00
##000000	6.42	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6896EA

Deuteranopia (green-blind)

#5388E4

Tritanopia (blue-blind)

#00A3AF

Achromatopsia (no color)

#8E8E8E

Design tokens & code

CSS

--color: #518fe6;
/* rgb */ color: rgb(81, 143, 230);
/* oklch */ color: oklch(64.9% 0.146 257.2);

Tailwind

colors: {
  custom: {
    50: '#90afee',
    500: '#518fe6',
    950: '#000000',
  },
}

SCSS

$custom: #518fe6;
$custom-light: #90afee;
$custom-dark: #000000;

JSON

{
  "hex": "#518fe6",
  "rgb": {
    "r": 81,
    "g": 143,
    "b": 230
  },
  "hsl": {
    "h": 215.034,
    "s": 74.874,
    "l": 60.98
  },
  "oklch": {
    "l": 0.64896,
    "c": 0.1458,
    "h": 257.2
  },
  "luminance": 0.27107
}

Semantic roles & 50–950 ramp

primary

#518FE6

secondary

#E5CEAD

accent

#840ED7

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1016

muted

#7E7F84

Preview Lab

Preview with #518FE6

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

Preview Lab → · Contrast checker → · Palette generator →