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Recognised as Colour

#4FA8D9

  • #4FA8D9
  • Blue
  • Dark
  • Nearest: Deep skyblue

#4FA8D9 is a blue with RGB values 79, 168, 217 and HSL 201°, 64%, 58%. It is a dark colour, so black text on it reaches 7.9:1 contrast (AAA for normal text). The nearest named colour is Deep skyblue.

Colour values

#4FA8D9#4FA8D9
HEX#4FA8D9
RGBrgb(79, 168, 217)
RGB (0–1)0.3098, 0.6588, 0.851
RGB percentages31%, 65.9%, 85.1%
HSLhsl(201.3, 64.5%, 58%)
HSV / HSBhsv(201.3, 63.6%, 85.1%)
CMYK63.6%, 22.6%, 0%, 14.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,220,569
CSS custom property--colour: #4FA8D9;

Brightness & contrast

Relative luminance0.34677WCAG 2.x, 0 is black and 1 is white
Perceived brightness154.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.94:1
Contrast with white2.65:1WCAG normal text: Fail
Contrast with black7.94:1WCAG normal text: AAA
Greyscale equivalent#999999
Inverted#B05726

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#91A7DBno red cones; affects about 1% of men; ΔE 17.2 from the original
Deuteranopia#7E99D8no green cones; the most common form, about 1% of men; ΔE 18.7 from the original
Tritanopia#00B5B8no blue cones; rare, and affects men and women equally; ΔE 31.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.65:1WCAG large text: Fail
Contrast with black, large text7.94:1WCAG large text: AAA

Named colours

Deep skyblue · ΔE 13.4Light skyblue · ΔE 14.9Steel blue · ΔE 15.2Sky blue · ΔE 18.1Light steelblue · ΔE 24.2Light slate grey · ΔE 25.5
Nearest named CSS colourDeep skyblue (#00BFFF)ΔE 13.43, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D9804F
Analogous#4FD9C5, #4F63D9
Triadic#D94FA8, #A8D94F
Split complementary#D94F63, #D9C54F
Tetradic#C54FD9, #D9804F, #63D94F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F7FBFD
Lighter +30%#CDE6F4
Lighter +20%#A3D1EB
Lighter +10%#79BDE2
Darker −10%#2C91C9
Darker −20%#2273A0
Darker −30%#195576
Darker −40%#10374C
More saturated +25%#34B0F4
Less saturated −25%#6AA0BE

Channel breakdown

R79
G168
B217
Red79 (31%)
Green168 (65.9%)
Blue217 (85.1%)
Hue201.3°
Saturation (HSL)64.49%
Lightness58.04%
Dominant channelBlue
Hex per channelR 4F · G A8 · B D9

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Every value on this page was computed from “4fa8d9” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.