#818CF0#818CF0

#818CF0 is a light, vivid blue. Relative luminance 0.297; OKLCH L 67.6% C 0.147 H 277.0°. Best body text is #000000 at 6.94:1 contrast (WCAG AA passes).

Color values

HEX	#818CF0
RGB	rgb(129, 140, 240)
HSL	hsl(234, 79%, 72%)
HSV	hsv(234, 46%, 94%)
CMYK	cmyk(46.3%, 41.7%, 0%, 5.9%)
CIE-LAB	lab(61.41, 21.83, -51.67)
CIE-LCH	lch(61.41, 56.09, 292.90°)
OKLab	oklab(67.55% 0.0178 -0.1462)
OKLCH	oklch(67.55% 0.147 277)
XYZ	xyz(34.1547, 29.7127, 86.3566)
Luminance	0.2972 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#818CF0 #F0E581

analogous

#81C4F0 #818CF0 #AE81F0

triadic

#818CF0 #F0818C #8CF081

tetradic

#818CF0 #F081C4 #F0E581 #81F0AE

square

#818CF0 #F081C4 #F0E581 #81F0AE

split-complementary

#818CF0 #F0AE81 #C4F081

monochromatic

#1A2DDC #4A5AE9 #818CF0 #B8BEF7 #E4E6FC

Accessibility & contrast

On white

3.02

#818CF0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.94

#818CF0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #818CF0

6.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##818CF0	#FFFFFF	#000000	##000000
##818CF0	1.00	3.02	6.94	6.94
#FFFFFF	3.02	1.00	21.00	21.00
#000000	6.94	21.00	1.00	1.00
##000000	6.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#6599F4

Deuteranopia (green-blind)

#5C90EE

Tritanopia (blue-blind)

#59A1B2

Achromatopsia (no color)

#949494

Design tokens & code

CSS

--color: #818cf0;
/* rgb */ color: rgb(129, 140, 240);
/* oklch */ color: oklch(67.6% 0.147 277.0);

Tailwind

colors: {
  custom: {
    50: '#abadf5',
    500: '#818cf0',
    950: '#000000',
  },
}

SCSS

$custom: #818cf0;
$custom-light: #abadf5;
$custom-dark: #000000;

JSON

{
  "hex": "#818cf0",
  "rgb": {
    "r": 129,
    "g": 140,
    "b": 240
  },
  "hsl": {
    "h": 234.054,
    "s": 78.723,
    "l": 72.353
  },
  "oklch": {
    "l": 0.67555,
    "c": 0.14728,
    "h": 277
  },
  "luminance": 0.29715
}

Semantic roles & 50–950 ramp

primary

#818CF0

secondary

#F4F1D7

accent

#C60ADB

background

#FAFAFF

surface

#F5F4FE

border

#CFCED6

text

#101017

muted

#7F7F85

Preview Lab

Preview with #818CF0

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

Preview Lab → · Contrast checker → · Palette generator →