#ECF1FA#ECF1FA

#ECF1FA is a very light, near-neutral blue. Relative luminance 0.876; OKLCH L 95.7% C 0.013 H 262.4°. Best body text is #000000 at 18.53:1 contrast (WCAG AA passes).

Color values

HEX	#ECF1FA
RGB	rgb(236, 241, 250)
HSL	hsl(219, 58%, 95%)
HSV	hsv(219, 6%, 98%)
CMYK	cmyk(5.6%, 3.6%, 0%, 2%)
CIE-LAB	lab(95.01, -0.01, -4.90)
CIE-LCH	lch(95.01, 4.90, 269.89°)
OKLab	oklab(95.7% -0.0017 -0.0131)
OKLCH	oklch(95.7% 0.013 262.4)
XYZ	xyz(83.2993, 87.6451, 102.9527)
Luminance	0.8765 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ECF1FA #FAF5EC

analogous

#ECF8FA #ECF1FA #EEECFA

triadic

#ECF1FA #FAECF1 #F1FAEC

tetradic

#ECF1FA #FAECF8 #FAF5EC #ECFAEE

square

#ECF1FA #FAECF8 #FAF5EC #ECFAEE

split-complementary

#ECF1FA #FAEEEC #F8FAEC

monochromatic

#8BAAE0 #BCCDED #E7EDF9 #E7EDF9 #E7EDF9

Accessibility & contrast

On white

1.13

#ECF1FA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.53

#ECF1FA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ECF1FA

18.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ECF1FA	#FFFFFF	#000000	##000000
##ECF1FA	1.00	1.13	18.53	18.53
#FFFFFF	1.13	1.00	21.00	21.00
#000000	18.53	21.00	1.00	1.00
##000000	18.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EEF1FA

Deuteranopia (green-blind)

#EDF0FA

Tritanopia (blue-blind)

#E9F3F4

Achromatopsia (no color)

#F1F1F1

Design tokens & code

CSS

--color: #ecf1fa;
/* rgb */ color: rgb(236, 241, 250);
/* oklch */ color: oklch(95.7% 0.013 262.4);

Tailwind

colors: {
  custom: {
    50: '#f2f5fc',
    500: '#ecf1fa',
    950: '#000000',
  },
}

SCSS

$custom: #ecf1fa;
$custom-light: #f2f5fc;
$custom-dark: #000000;

JSON

{
  "hex": "#ecf1fa",
  "rgb": {
    "r": 236,
    "g": 241,
    "b": 250
  },
  "hsl": {
    "h": 218.571,
    "s": 58.333,
    "l": 95.294
  },
  "oklch": {
    "l": 0.95696,
    "c": 0.01322,
    "h": 262.4
  },
  "luminance": 0.87646
}

Semantic roles & 50–950 ramp

primary

#ECF1FA

secondary

#DDCCAD

accent

#8B20C6

background

#FFFFFF

surface

#FEFEFF

border

#D6D6D7

text

#161717

muted

#858585

Preview Lab

Preview with #ECF1FA

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

Preview Lab → · Contrast checker → · Palette generator →