#518BDA#518BDA

#518BDA is a light, vivid cyan. Relative luminance 0.253; OKLCH L 63.3% C 0.134 H 256.6°. Best body text is #000000 at 6.06:1 contrast (WCAG AA passes).

Color values

HEX	#518BDA
RGB	rgb(81, 139, 218)
HSL	hsl(215, 65%, 59%)
HSV	hsv(215, 63%, 85%)
CMYK	cmyk(62.8%, 36.2%, 0%, 14.5%)
CIE-LAB	lab(57.34, 5.41, -46.05)
CIE-LCH	lch(57.34, 46.37, 276.70°)
OKLab	oklab(63.35% -0.0312 -0.1307)
OKLCH	oklch(63.35% 0.134 256.6)
XYZ	xyz(25.2763, 25.2741, 69.8624)
Luminance	0.2528 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#518BDA #DAA051

analogous

#51CFDA #518BDA #5B51DA

triadic

#518BDA #DA518B #8BDA51

tetradic

#518BDA #DA51CF #DAA051 #51DA5B

square

#518BDA #DA51CF #DAA051 #51DA5B

split-complementary

#518BDA #DA5B51 #CFDA51

monochromatic

#1F5092 #2A6BC4 #518BDA #83ADE5 #B6CEEF

Accessibility & contrast

On white

3.47

#518BDA on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.06

#518BDA on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #518BDA

6.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##518BDA	#FFFFFF	#000000	##000000
##518BDA	1.00	3.47	6.06	6.06
#FFFFFF	3.47	1.00	21.00	21.00
#000000	6.06	21.00	1.00	1.00
##000000	6.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6991DD

Deuteranopia (green-blind)

#5684D8

Tritanopia (blue-blind)

#009DA8

Achromatopsia (no color)

#8A8A8A

Design tokens & code

CSS

--color: #518bda;
/* rgb */ color: rgb(81, 139, 218);
/* oklch */ color: oklch(63.3% 0.134 256.6);

Tailwind

colors: {
  custom: {
    50: '#8eace6',
    500: '#518bda',
    950: '#000000',
  },
}

SCSS

$custom: #518bda;
$custom-light: #8eace6;
$custom-dark: #000000;

JSON

{
  "hex": "#518bda",
  "rgb": {
    "r": 81,
    "g": 139,
    "b": 218
  },
  "hsl": {
    "h": 214.599,
    "s": 64.929,
    "l": 58.627
  },
  "oklch": {
    "l": 0.63348,
    "c": 0.13432,
    "h": 256.6
  },
  "luminance": 0.25277
}

Semantic roles & 50–950 ramp

primary

#518BDA

secondary

#DEC8A8

accent

#A140E8

background

#F9FAFE

surface

#F2F4FC

border

#CCCED5

text

#0D1016

muted

#7E7F84

Preview Lab

Preview with #518BDA

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

Preview Lab → · Contrast checker → · Palette generator →