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Recognised as Colour

#EDF4FB

  • #EDF4FB
  • Blue
  • Light
  • Nearest: Alice blue

#EDF4FB is a blue with RGB values 237, 244, 251 and HSL 210°, 64%, 96%. It is a light colour, so black text on it reaches 18.9:1 contrast (AAA for normal text). The nearest named colour is Alice blue.

Colour values

#EDF4FB#EDF4FB
HEX#EDF4FB
RGBrgb(237, 244, 251)
RGB (0–1)0.9294, 0.9569, 0.9843
RGB percentages92.9%, 95.7%, 98.4%
HSLhsl(210, 63.6%, 95.7%)
HSV / HSBhsv(210, 5.6%, 98.4%)
CMYK5.6%, 2.8%, 0%, 1.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer15,594,747
CSS custom property--colour: #EDF4FB;

Brightness & contrast

Relative luminance0.89671WCAG 2.x, 0 is black and 1 is white
Perceived brightness242.7 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 18.93:1
Contrast with white1.11:1WCAG normal text: Fail
Contrast with black18.93:1WCAG normal text: AAA
Greyscale equivalent#F3F3F3
Inverted#120B04

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#F1F4FBno red cones; affects about 1% of men; ΔE 1.4 from the original
Deuteranopia#F0F2FBno green cones; the most common form, about 1% of men; ΔE 2.1 from the original
Tritanopia#EAF6F6no blue cones; rare, and affects men and women equally; ΔE 4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.11:1WCAG large text: Fail
Contrast with black, large text18.93:1WCAG large text: AAA

Named colours

Alice blue · ΔE 1.4Ghost white · ΔE 3.1White smoke · ΔE 4.3Azure · ΔE 5.5White · ΔE 6Snow · ΔE 6.1
Nearest named CSS colourAlice blue (#F0F8FF)ΔE 1.36, below the just-noticeable difference
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FBF4ED
Analogous#EDFBFB, #EDEDFB
Triadic#FBEDF4, #F4FBED
Split complementary#FBEDED, #FBFBED
Tetradic#FBEDFB, #FBF4ED, #EDFBED

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%#C3DAF2
Darker −20%#9AC1E8
Darker −30%#70A7DF
Darker −40%#468ED6
More saturated +25%#EAF4FE
Less saturated −25%#F0F4F8

Channel breakdown

R237
G244
B251
Red237 (92.9%)
Green244 (95.7%)
Blue251 (98.4%)
Hue210°
Saturation (HSL)63.64%
Lightness95.69%
Dominant channelBlue
Hex per channelR ED · G F4 · B FB

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Every value on this page was computed from “edf4fb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.