#F3F5FF#F3F5FF

#F3F5FF is a very light, near-neutral blue. Relative luminance 0.916; OKLCH L 97.2% C 0.013 H 277.1°. Best body text is #000000 at 19.32:1 contrast (WCAG AA passes).

Color values

HEX	#F3F5FF
RGB	rgb(243, 245, 255)
HSL	hsl(230, 100%, 98%)
HSV	hsv(230, 5%, 100%)
CMYK	cmyk(4.7%, 3.9%, 0%, 0%)
CIE-LAB	lab(96.65, 1.15, -5.02)
CIE-LCH	lch(96.65, 5.15, 282.86°)
OKLab	oklab(97.15% 0.0017 -0.0134)
OKLCH	oklch(97.15% 0.013 277.1)
XYZ	xyz(87.6612, 91.5792, 107.6467)
Luminance	0.9158 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#F3F5FF #FFFDF3

analogous

#F3FBFF #F3F5FF #F7F3FF

triadic

#F3F5FF #FFF3F5 #F5FFF3

tetradic

#F3F5FF #FFF3FB #FFFDF3 #F3FFF7

square

#F3F5FF #FFF3FB #FFFDF3 #F3FFF7

split-complementary

#F3F5FF #FFF7F3 #FBFFF3

monochromatic

#798FFF #B6C2FF #E0E5FF #E0E5FF #E0E5FF

Accessibility & contrast

On white

1.09

#F3F5FF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

19.32

#F3F5FF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #F3F5FF

19.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##F3F5FF	#FFFFFF	#000000	##000000
##F3F5FF	1.00	1.09	19.32	19.32
#FFFFFF	1.09	1.00	21.00	21.00
#000000	19.32	21.00	1.00	1.00
##000000	19.32	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F3F6FF

Deuteranopia (green-blind)

#F2F5FF

Tritanopia (blue-blind)

#F1F7F8

Achromatopsia (no color)

#F5F5F5

Design tokens & code

CSS

--color: #f3f5ff;
/* rgb */ color: rgb(243, 245, 255);
/* oklch */ color: oklch(97.2% 0.013 277.1);

Tailwind

colors: {
  custom: {
    50: '#f7f8ff',
    500: '#f3f5ff',
    950: '#000000',
  },
}

SCSS

$custom: #f3f5ff;
$custom-light: #f7f8ff;
$custom-dark: #000000;

JSON

{
  "hex": "#f3f5ff",
  "rgb": {
    "r": 243,
    "g": 245,
    "b": 255
  },
  "hsl": {
    "h": 230,
    "s": 100,
    "l": 97.647
  },
  "oklch": {
    "l": 0.97151,
    "c": 0.01349,
    "h": 277.1
  },
  "luminance": 0.9158
}

Semantic roles & 50–950 ramp

primary

#F3F5FF

secondary

#EFE3A7

accent

#BF00E6

background

#FFFFFF

surface

#FEFEFF

border

#D6D6D7

text

#171718

muted

#858586

Preview Lab

Preview with #F3F5FF

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

Preview Lab → · Contrast checker → · Palette generator →