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Colour

#F8F9FF

  • #F8F9FF
  • Blue
  • Light
  • Nearest: Ghost white

#F8F9FF is a blue with RGB values 248, 249, 255 and HSL 231°, 100%, 99%. It is a light colour, so black text on it reaches 20:1 contrast (AAA for normal text). The nearest named colour is Ghost white.

Colour values

#F8F9FF#F8F9FF
HEX#F8F9FF
RGBrgb(248, 249, 255)
RGB (0–1)0.9725, 0.9765, 1
RGB percentages97.3%, 97.6%, 100%
HSLhsl(231.4, 100%, 98.6%)
HSV / HSBhsv(231.4, 2.7%, 100%)
CMYK2.7%, 2.4%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer16,316,927
CSS custom property--colour: #F8F9FF;

Brightness & contrast

Relative luminance0.94928WCAG 2.x, 0 is black and 1 is white
Perceived brightness249.4 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 19.99:1
Contrast with white1.05:1WCAG normal text: Fail
Contrast with black19.99:1WCAG normal text: AAA
Greyscale equivalent#F9F9F9
Inverted#070600

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#F8F9FFno red cones; affects about 1% of men; ΔE 0 from the original
Deuteranopia#F7F9FFno green cones; the most common form, about 1% of men; ΔE 0.4 from the original
Tritanopia#F7FAFBno blue cones; rare, and affects men and women equally; ΔE 2.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.05:1WCAG large text: Fail
Contrast with black, large text19.99:1WCAG large text: AAA

Named colours

Ghost white · ΔE 0.7Alice blue · ΔE 2.6White smoke · ΔE 3.4White · ΔE 3.7Snow · ΔE 3.7Azure · ΔE 5.8
Nearest named CSS colourGhost white (#F8F8FF)ΔE 0.67, indistinguishable to the eye
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FFFEF8
Analogous#F8FCFF, #FBF8FF
Triadic#FFF8F9, #F9FFF8
Split complementary#FFFBF8, #FCFFF8
Tetradic#FFF8FC, #FFFEF8, #F8FFFB

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#FFFFFF
Lighter +10%#FFFFFF
Darker −10%#C5CDFF
Darker −20%#92A2FF
Darker −30%#5F76FF
Darker −40%#2C4AFF
More saturated +25%#F8F9FF
Less saturated −25%#F9FAFE

Channel breakdown

R248
G249
B255
Red248 (97.3%)
Green249 (97.6%)
Blue255 (100%)
Hue231.43°
Saturation (HSL)100%
Lightness98.63%
Dominant channelBlue
Hex per channelR F8 · G F9 · B FF

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Every value on this page was computed from “f8f9ff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.