#909CF9#909CF9

#909CF9 is a light, vivid blue. Relative luminance 0.365; OKLCH L 72.2% C 0.136 H 276.9°. Best body text is #000000 at 8.31:1 contrast (WCAG AA passes).

Color values

HEX	#909CF9
RGB	rgb(144, 156, 249)
HSL	hsl(233, 90%, 77%)
HSV	hsv(233, 42%, 98%)
CMYK	cmyk(42.2%, 37.3%, 0%, 2.4%)
CIE-LAB	lab(66.93, 18.73, -47.80)
CIE-LCH	lch(66.93, 51.34, 291.39°)
OKLab	oklab(72.19% 0.0162 -0.1345)
OKLCH	oklch(72.19% 0.136 276.9)
XYZ	xyz(40.4838, 36.5439, 94.5247)
Luminance	0.3655 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#909CF9 #F9ED90

analogous

#90D1F9 #909CF9 #B990F9

triadic

#909CF9 #F9909C #9CF990

tetradic

#909CF9 #F990D1 #F9ED90 #90F9B9

square

#909CF9 #F990D1 #F9ED90 #90F9B9

split-complementary

#909CF9 #F9B990 #D1F990

monochromatic

#1C34F3 #5668F6 #909CF9 #CAD0FC #E2E5FD

Accessibility & contrast

On white

2.53

#909CF9 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.31

#909CF9 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #909CF9

8.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##909CF9	#FFFFFF	#000000	##000000
##909CF9	1.00	2.53	8.31	8.31
#FFFFFF	2.53	1.00	21.00	21.00
#000000	8.31	21.00	1.00	1.00
##000000	8.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7BA7FD

Deuteranopia (green-blind)

#739FF7

Tritanopia (blue-blind)

#6EAFBF

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #909cf9;
/* rgb */ color: rgb(144, 156, 249);
/* oklch */ color: oklch(72.2% 0.136 276.9);

Tailwind

colors: {
  custom: {
    50: '#b5b9fb',
    500: '#909cf9',
    950: '#000000',
  },
}

SCSS

$custom: #909cf9;
$custom-light: #b5b9fb;
$custom-dark: #000000;

JSON

{
  "hex": "#909cf9",
  "rgb": {
    "r": 144,
    "g": 156,
    "b": 249
  },
  "hsl": {
    "h": 233.143,
    "s": 89.744,
    "l": 77.059
  },
  "oklch": {
    "l": 0.72194,
    "c": 0.1355,
    "h": 276.9
  },
  "luminance": 0.36546
}

Semantic roles & 50–950 ramp

primary

#909CF9

secondary

#F6F2D5

accent

#CB00E6

background

#FBFBFF

surface

#F6F6FF

border

#D0D0D7

text

#111117

muted

#808085

Preview Lab

Preview with #909CF9

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

Preview Lab → · Contrast checker → · Palette generator →