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Recognised as Colour

#4AA3FF

  • #4AA3FF
  • Blue
  • Dark
  • Nearest: Cornflower blue

#4AA3FF is a blue with RGB values 74, 163, 255 and HSL 210°, 100%, 65%. It is a dark colour, so black text on it reaches 8:1 contrast (AAA for normal text). The nearest named colour is Cornflower blue.

Colour values

#4AA3FF#4AA3FF
HEX#4AA3FF
RGBrgb(74, 163, 255)
RGB (0–1)0.2902, 0.6392, 1
RGB percentages29%, 63.9%, 100%
HSLhsl(210.5, 100%, 64.5%)
HSV / HSBhsv(210.5, 71%, 100%)
CMYK71%, 36.1%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,891,647
CSS custom property--colour: #4AA3FF;

Brightness & contrast

Relative luminance0.3487WCAG 2.x, 0 is black and 1 is white
Perceived brightness157 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.97:1
Contrast with white2.63:1WCAG normal text: Fail
Contrast with black7.97:1WCAG normal text: AAA
Greyscale equivalent#979797
Inverted#B55C00

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#79A9FFno red cones; affects about 1% of men; ΔE 8.3 from the original
Deuteranopia#5E98FDno green cones; the most common form, about 1% of men; ΔE 9.5 from the original
Tritanopia#00B9C5no blue cones; rare, and affects men and women equally; ΔE 51.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.63:1WCAG large text: Fail
Contrast with black, large text7.97:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 8.5Dodgerblue · ΔE 13.8Deep skyblue · ΔE 24.2Steel blue · ΔE 25.9Light skyblue · ΔE 31.7Royal blue · ΔE 31.7
Nearest named CSS colourCornflower blue (#6495ED)ΔE 8.46, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FFA64A
Analogous#4AFEFF, #4C4AFF
Triadic#FF4AA3, #A3FF4A
Split complementary#FF4B4A, #FEFF4A
Tetradic#FF4AFE, #FFA64A, #4AFF4B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#E3F1FF
Lighter +20%#B0D7FF
Lighter +10%#7DBDFF
Darker −10%#1789FF
Darker −20%#0070E3
Darker −30%#0057B0
Darker −40%#003D7D
More saturated +25%#4AA3FF
Less saturated −25%#61A3E8

Channel breakdown

R74
G163
B255
Red74 (29%)
Green163 (63.9%)
Blue255 (100%)
Hue210.5°
Saturation (HSL)100%
Lightness64.51%
Dominant channelBlue
Hex per channelR 4A · G A3 · B FF

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Every value on this page was computed from “4aa3ff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.