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Recognised as Colour

#4FA1CF

  • #4FA1CF
  • Blue
  • Dark
  • Nearest: Steel blue

#4FA1CF is a blue with RGB values 79, 161, 207 and HSL 202°, 57%, 56%. It is a dark colour, so black text on it reaches 7.3:1 contrast (AAA for normal text). The nearest named colour is Steel blue.

Colour values

#4FA1CF#4FA1CF
HEX#4FA1CF
RGBrgb(79, 161, 207)
RGB (0–1)0.3098, 0.6314, 0.8118
RGB percentages31%, 63.1%, 81.2%
HSLhsl(201.6, 57.1%, 56.1%)
HSV / HSBhsv(201.6, 61.8%, 81.2%)
CMYK61.8%, 22.2%, 0%, 18.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,218,767
CSS custom property--colour: #4FA1CF;

Brightness & contrast

Relative luminance0.31657WCAG 2.x, 0 is black and 1 is white
Perceived brightness148.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.33:1
Contrast with white2.86:1WCAG normal text: Fail
Contrast with black7.33:1WCAG normal text: AAA
Greyscale equivalent#939393
Inverted#B05E30

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#8BA0D1no red cones; affects about 1% of men; ΔE 16.1 from the original
Deuteranopia#7A93CEno green cones; the most common form, about 1% of men; ΔE 17.6 from the original
Tritanopia#00ADB0no blue cones; rare, and affects men and women equally; ΔE 30.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.86:1WCAG large text: Fail
Contrast with black, large text7.33:1WCAG large text: AAA

Named colours

Steel blue · ΔE 12.8Deep skyblue · ΔE 16.3Light skyblue · ΔE 16.9Sky blue · ΔE 19.2Light slate grey · ΔE 22.9Light steelblue · ΔE 24.1
Nearest named CSS colourSteel blue (#4682B4)ΔE 12.8, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CF7D4F
Analogous#4FCFBD, #4F61CF
Triadic#CF4FA1, #A1CF4F
Split complementary#CF4F61, #CFBD4F
Tetradic#BD4FCF, #CF7D4F, #61CF4F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#EFF7FB
Lighter +30%#C7E1F0
Lighter +20%#9FCCE5
Lighter +10%#77B6DA
Darker −10%#3288B9
Darker −20%#276B91
Darker −30%#1D4D69
Darker −40%#123040
More saturated +25%#33A9EB
Less saturated −25%#6B99B3

Channel breakdown

R79
G161
B207
Red79 (31%)
Green161 (63.1%)
Blue207 (81.2%)
Hue201.56°
Saturation (HSL)57.14%
Lightness56.08%
Dominant channelBlue
Hex per channelR 4F · G A1 · B CF

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Every value on this page was computed from “4fa1cf” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.