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Recognised as Colour

#4D99FD

  • #4D99FD
  • Blue
  • Dark
  • Nearest: Cornflower blue

#4D99FD is a blue with RGB values 77, 153, 253 and HSL 214°, 98%, 65%. It is a dark colour, so black text on it reaches 7.3:1 contrast (AAA for normal text). The nearest named colour is Cornflower blue.

Colour values

#4D99FD#4D99FD
HEX#4D99FD
RGBrgb(77, 153, 253)
RGB (0–1)0.302, 0.6, 0.9922
RGB percentages30.2%, 60%, 99.2%
HSLhsl(214.1, 97.8%, 64.7%)
HSV / HSBhsv(214.1, 69.6%, 99.2%)
CMYK69.6%, 39.5%, 0%, 0.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,085,693
CSS custom property--colour: #4D99FD;

Brightness & contrast

Relative luminance0.31452WCAG 2.x, 0 is black and 1 is white
Perceived brightness151 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.29:1
Contrast with white2.88:1WCAG normal text: Fail
Contrast with black7.29:1WCAG normal text: AAA
Greyscale equivalent#909090
Inverted#B26602

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6AA1FFno red cones; affects about 1% of men; ΔE 5.7 from the original
Deuteranopia#4F91FBno green cones; the most common form, about 1% of men; ΔE 5.4 from the original
Tritanopia#00B0BFno blue cones; rare, and affects men and women equally; ΔE 55.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.88:1WCAG large text: Fail
Contrast with black, large text7.29:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 7.4Dodgerblue · ΔE 7.8Royal blue · ΔE 24.9Steel blue · ΔE 29.4Medium purple · ΔE 30.1Deep skyblue · ΔE 31.2
Nearest named CSS colourCornflower blue (#6495ED)ΔE 7.44, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FDB14D
Analogous#4DF1FD, #594DFD
Triadic#FD4D99, #99FD4D
Split complementary#FD594D, #F1FD4D
Tetradic#FD4DF1, #FDB14D, #4DFD59

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#E4F0FF
Lighter +20%#B2D3FE
Lighter +10%#7FB6FE
Darker −10%#1B7CFC
Darker −20%#0363E1
Darker −30%#024DAF
Darker −40%#01377D
More saturated +25%#4B99FF
Less saturated −25%#639CE7

Channel breakdown

R77
G153
B253
Red77 (30.2%)
Green153 (60%)
Blue253 (99.2%)
Hue214.09°
Saturation (HSL)97.78%
Lightness64.71%
Dominant channelBlue
Hex per channelR 4D · G 99 · B FD

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Every value on this page was computed from “4d99fd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.