#EFF3F5#EFF3F5

#EFF3F5 is a very light, near-neutral cyan. Relative luminance 0.890; OKLCH L 96.2% C 0.005 H 228.8°. Best body text is #000000 at 18.81:1 contrast (WCAG AA passes).

Color values

HEX	#EFF3F5
RGB	rgb(239, 243, 245)
HSL	hsl(200, 23%, 95%)
HSV	hsv(200, 2%, 96%)
CMYK	cmyk(2.4%, 0.8%, 0%, 3.9%)
CIE-LAB	lab(95.60, -0.96, -1.42)
CIE-LCH	lch(95.60, 1.72, 235.90°)
OKLab	oklab(96.17% -0.0033 -0.0038)
OKLCH	oklch(96.17% 0.005 228.8)
XYZ	xyz(84.1256, 89.0442, 99.1238)
Luminance	0.8904 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#EFF3F5 #F5F1EF

analogous

#EFF5F4 #EFF3F5 #EFF0F5

triadic

#EFF3F5 #F5EFF3 #F3F5EF

tetradic

#EFF3F5 #F4EFF5 #F5F1EF #F0F5EF

square

#EFF3F5 #F4EFF5 #F5F1EF #F0F5EF

split-complementary

#EFF3F5 #F5EFF0 #F5F4EF

monochromatic

#A4BBC6 #C9D7DD #ECF1F3 #ECF1F3 #ECF1F3

Accessibility & contrast

On white

1.12

#EFF3F5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

18.81

#EFF3F5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #EFF3F5

18.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##EFF3F5	#FFFFFF	#000000	##000000
##EFF3F5	1.00	1.12	18.81	18.81
#FFFFFF	1.12	1.00	21.00	21.00
#000000	18.81	21.00	1.00	1.00
##000000	18.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F2F3F5

Deuteranopia (green-blind)

#F1F2F5

Tritanopia (blue-blind)

#EEF4F4

Achromatopsia (no color)

#F2F2F2

Design tokens & code

CSS

--color: #eff3f5;
/* rgb */ color: rgb(239, 243, 245);
/* oklch */ color: oklch(96.2% 0.005 228.8);

Tailwind

colors: {
  custom: {
    50: '#f4f7f8',
    500: '#eff3f5',
    950: '#000000',
  },
}

SCSS

$custom: #eff3f5;
$custom-light: #f4f7f8;
$custom-dark: #000000;

JSON

{
  "hex": "#eff3f5",
  "rgb": {
    "r": 239,
    "g": 243,
    "b": 245
  },
  "hsl": {
    "h": 200,
    "s": 23.077,
    "l": 94.902
  },
  "oklch": {
    "l": 0.96169,
    "c": 0.00505,
    "h": 228.8
  },
  "luminance": 0.89044
}

Semantic roles & 50–950 ramp

primary

#EFF3F5

secondary

#CEC1BB

accent

#6344A2

background

#FFFFFF

surface

#FEFEFE

border

#D6D6D6

text

#171717

muted

#858585

Preview Lab

Preview with #EFF3F5

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

Preview Lab → · Contrast checker → · Palette generator →