#518AEC#518AEC

#518AEC is a light, vivid blue. Relative luminance 0.260; OKLCH L 64.2% C 0.159 H 260.5°. Best body text is #000000 at 6.20:1 contrast (WCAG AA passes).

Color values

HEX	#518AEC
RGB	rgb(81, 138, 236)
HSL	hsl(218, 80%, 62%)
HSV	hsv(218, 66%, 93%)
CMYK	cmyk(65.7%, 41.5%, 0%, 7.5%)
CIE-LAB	lab(58.02, 12.13, -55.01)
CIE-LCH	lch(58.02, 56.33, 282.43°)
OKLab	oklab(64.18% -0.0262 -0.1569)
OKLCH	oklch(64.18% 0.159 260.5)
XYZ	xyz(27.6168, 25.9797, 82.8998)
Luminance	0.2598 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#518AEC #ECB351

analogous

#51D8EC #518AEC #6551EC

triadic

#518AEC #EC518A #8AEC51

tetradic

#518AEC #EC51D8 #ECB351 #51EC65

square

#518AEC #EC51D8 #ECB351 #51EC65

split-complementary

#518AEC #EC6551 #D8EC51

monochromatic

#134DAF #1A65E6 #518AEC #88AFF2 #BFD4F8

Accessibility & contrast

On white

3.39

#518AEC on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.20

#518AEC on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #518AEC

6.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##518AEC	#FFFFFF	#000000	##000000
##518AEC	1.00	3.39	6.20	6.20
#FFFFFF	3.39	1.00	21.00	21.00
#000000	6.20	21.00	1.00	1.00
##000000	6.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C93F0

Deuteranopia (green-blind)

#4485EA

Tritanopia (blue-blind)

#00A0AF

Achromatopsia (no color)

#8B8B8B

Design tokens & code

CSS

--color: #518aec;
/* rgb */ color: rgb(81, 138, 236);
/* oklch */ color: oklch(64.2% 0.159 260.5);

Tailwind

colors: {
  custom: {
    50: '#91abf3',
    500: '#518aec',
    950: '#000000',
  },
}

SCSS

$custom: #518aec;
$custom-light: #91abf3;
$custom-dark: #000000;

JSON

{
  "hex": "#518aec",
  "rgb": {
    "r": 81,
    "g": 138,
    "b": 236
  },
  "hsl": {
    "h": 217.935,
    "s": 80.311,
    "l": 62.157
  },
  "oklch": {
    "l": 0.64183,
    "c": 0.1591,
    "h": 260.5
  },
  "luminance": 0.25982
}

Semantic roles & 50–950 ramp

primary

#518AEC

secondary

#E9D4B0

accent

#8F09DD

background

#F9FAFE

surface

#F2F4FD

border

#CCCED5

text

#0E1017

muted

#7E7F85

Preview Lab

Preview with #518AEC

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

Preview Lab → · Contrast checker → · Palette generator →