#818CF8#818CF8

#818CF8 is a light, vivid blue. Relative luminance 0.302; OKLCH L 68.0% C 0.158 H 276.9°. Best body text is #000000 at 7.04:1 contrast (WCAG AA passes).

Color values

HEX	#818CF8
RGB	rgb(129, 140, 248)
HSL	hsl(234, 89%, 74%)
HSV	hsv(234, 48%, 97%)
CMYK	cmyk(48%, 43.5%, 0%, 2.7%)
CIE-LAB	lab(61.83, 24.19, -55.41)
CIE-LCH	lch(61.83, 60.46, 293.58°)
OKLab	oklab(68.01% 0.0191 -0.1571)
OKLCH	oklch(68.01% 0.158 276.9)
XYZ	xyz(35.3694, 30.1986, 92.7539)
Luminance	0.3020 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#818CF8 #F8ED81

analogous

#81C8F8 #818CF8 #B281F8

triadic

#818CF8 #F8818C #8CF881

tetradic

#818CF8 #F881C8 #F8ED81 #81F8B2

square

#818CF8 #F881C8 #F8ED81 #81F8B2

split-complementary

#818CF8 #F8B281 #C8F881

monochromatic

#0D22F1 #4757F5 #818CF8 #BBC1FB #E2E5FD

Accessibility & contrast

On white

2.98

#818CF8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.04

#818CF8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #818CF8

7.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##818CF8	#FFFFFF	#000000	##000000
##818CF8	1.00	2.98	7.04	7.04
#FFFFFF	2.98	1.00	21.00	21.00
#000000	7.04	21.00	1.00	1.00
##000000	7.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#609AFC

Deuteranopia (green-blind)

#5691F6

Tritanopia (blue-blind)

#54A3B6

Achromatopsia (no color)

#959595

Design tokens & code

CSS

--color: #818cf8;
/* rgb */ color: rgb(129, 140, 248);
/* oklch */ color: oklch(68.0% 0.158 276.9);

Tailwind

colors: {
  custom: {
    50: '#acadfb',
    500: '#818cf8',
    950: '#000000',
  },
}

SCSS

$custom: #818cf8;
$custom-light: #acadfb;
$custom-dark: #000000;

JSON

{
  "hex": "#818cf8",
  "rgb": {
    "r": 129,
    "g": 140,
    "b": 248
  },
  "hsl": {
    "h": 234.454,
    "s": 89.474,
    "l": 73.922
  },
  "oklch": {
    "l": 0.68011,
    "c": 0.1583,
    "h": 276.9
  },
  "luminance": 0.30201
}

Semantic roles & 50–950 ramp

primary

#818CF8

secondary

#F5F3D6

accent

#D000E6

background

#FBFAFF

surface

#F6F4FF

border

#D0CED7

text

#111017

muted

#807F85

Preview Lab

Preview with #818CF8

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

Preview Lab → · Contrast checker → · Palette generator →