#EFF1FD#EFF1FD

#EFF1FD is a very light, near-neutral blue. Relative luminance 0.884; OKLCH L 96.0% C 0.016 H 278.5°. Best body text is #000000 at 18.67:1 contrast (WCAG AA passes).

Color values

HEX	#EFF1FD
RGB	rgb(239, 241, 253)
HSL	hsl(231, 78%, 96%)
HSV	hsv(231, 6%, 99%)
CMYK	cmyk(5.5%, 4.7%, 0%, 0.8%)
CIE-LAB	lab(95.31, 1.52, -5.99)
CIE-LCH	lch(95.31, 6.18, 284.25°)
OKLab	oklab(96.01% 0.0024 -0.016)
OKLCH	oklch(96.01% 0.016 278.5)
XYZ	xyz(84.7781, 88.3528, 105.4969)
Luminance	0.8835 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF1FD #FDFBEF

analogous

#EFF8FD #EFF1FD #F4EFFD

triadic

#EFF1FD #FDEFF1 #F1FDEF

tetradic

#EFF1FD #FDEFF8 #FDFBEF #EFFDF4

square

#EFF1FD #FDEFF8 #FDFBEF #EFFDF4

split-complementary

#EFF1FD #FDF4EF #F8FDEF

monochromatic

#8292EF #B9C1F6 #E4E7FC #E4E7FC #E4E7FC

Accessibility & contrast

On white

1.12

#EFF1FD on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.67

#EFF1FD on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF1FD

18.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF1FD	#FFFFFF	#000000	##000000
##EFF1FD	1.00	1.12	18.67	18.67
#FFFFFF	1.12	1.00	21.00	21.00
#000000	18.67	21.00	1.00	1.00
##000000	18.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EEF2FE

Deuteranopia (green-blind)

#EDF1FD

Tritanopia (blue-blind)

#ECF3F5

Achromatopsia (no color)

#F1F1F1

Design tokens & code

CSS

--color: #eff1fd;
/* rgb */ color: rgb(239, 241, 253);
/* oklch */ color: oklch(96.0% 0.016 278.5);

Tailwind

colors: {
  custom: {
    50: '#f4f5fe',
    500: '#eff1fd',
    950: '#000000',
  },
}

SCSS

$custom: #eff1fd;
$custom-light: #f4f5fe;
$custom-dark: #000000;

JSON

{
  "hex": "#eff1fd",
  "rgb": {
    "r": 239,
    "g": 241,
    "b": 253
  },
  "hsl": {
    "h": 231.429,
    "s": 77.778,
    "l": 96.471
  },
  "oklch": {
    "l": 0.9601,
    "c": 0.01619,
    "h": 278.5
  },
  "luminance": 0.88353
}

Semantic roles & 50–950 ramp

primary

#EFF1FD

secondary

#E6DDAA

accent

#BD0BDA

background

#FFFFFF

surface

#FEFEFF

border

#D6D6D7

text

#171717

muted

#858585

Preview Lab

Preview with #EFF1FD

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

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