#818DF9#818DF9

#818DF9 is a light, vivid blue. Relative luminance 0.306; OKLCH L 68.3% C 0.158 H 276.6°. Best body text is #000000 at 7.11:1 contrast (WCAG AA passes).

Color values

HEX	#818DF9
RGB	rgb(129, 141, 249)
HSL	hsl(234, 91%, 74%)
HSV	hsv(234, 48%, 98%)
CMYK	cmyk(48.2%, 43.4%, 0%, 2.4%)
CIE-LAB	lab(62.13, 23.89, -55.48)
CIE-LCH	lch(62.13, 60.40, 293.30°)
OKLab	oklab(68.26% 0.0181 -0.1573)
OKLCH	oklch(68.26% 0.158 276.6)
XYZ	xyz(35.6717, 30.5544, 93.6221)
Luminance	0.3056 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#818DF9 #F9ED81

analogous

#81C9F9 #818DF9 #B181F9

triadic

#818DF9 #F9818D #8DF981

tetradic

#818DF9 #F981C9 #F9ED81 #81F9B1

square

#818DF9 #F981C9 #F9ED81 #81F9B1

split-complementary

#818DF9 #F9B181 #C9F981

monochromatic

#0C23F3 #4758F6 #818DF9 #BBC2FC #E2E5FE

Accessibility & contrast

On white

2.95

#818DF9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.11

#818DF9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #818DF9

7.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##818DF9	#FFFFFF	#000000	##000000
##818DF9	1.00	2.95	7.11	7.11
#FFFFFF	2.95	1.00	21.00	21.00
#000000	7.11	21.00	1.00	1.00
##000000	7.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#619BFD

Deuteranopia (green-blind)

#5692F7

Tritanopia (blue-blind)

#53A4B7

Achromatopsia (no color)

#969696

Design tokens & code

CSS

--color: #818df9;
/* rgb */ color: rgb(129, 141, 249);
/* oklch */ color: oklch(68.3% 0.158 276.6);

Tailwind

colors: {
  custom: {
    50: '#acaefc',
    500: '#818df9',
    950: '#000000',
  },
}

SCSS

$custom: #818df9;
$custom-light: #acaefc;
$custom-dark: #000000;

JSON

{
  "hex": "#818df9",
  "rgb": {
    "r": 129,
    "g": 141,
    "b": 249
  },
  "hsl": {
    "h": 234,
    "s": 90.909,
    "l": 74.118
  },
  "oklch": {
    "l": 0.6826,
    "c": 0.15837,
    "h": 276.6
  },
  "luminance": 0.30556
}

Semantic roles & 50–950 ramp

primary

#818DF9

secondary

#F6F2D5

accent

#CF00E6

background

#FBFAFF

surface

#F6F4FF

border

#D0CED7

text

#111017

muted

#807F85

Preview Lab

Preview with #818DF9

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

Preview Lab → · Contrast checker → · Palette generator →