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Recognised as Colour

#3170FE

  • #3170FE
  • Blue
  • Dark
  • Nearest: Royal blue

#3170FE is a blue with RGB values 49, 112, 254 and HSL 222°, 99%, 59%. It is a dark colour, so black text on it reaches 4.9:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#3170FE#3170FE
HEX#3170FE
RGBrgb(49, 112, 254)
RGB (0–1)0.1922, 0.4392, 0.9961
RGB percentages19.2%, 43.9%, 99.6%
HSLhsl(221.6, 99%, 59.4%)
HSV / HSBhsv(221.6, 80.7%, 99.6%)
CMYK80.7%, 55.9%, 0%, 0.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,240,190
CSS custom property--colour: #3170FE;

Brightness & contrast

Relative luminance0.19397WCAG 2.x, 0 is black and 1 is white
Perceived brightness124.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.88:1
Contrast with white4.3:1WCAG normal text: Fail
Contrast with black4.88:1WCAG normal text: AA
Greyscale equivalent#6D6D6D
Inverted#CE8F01

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0084FFno red cones; affects about 1% of men; ΔE 16.7 from the original
Deuteranopia#0071FBno green cones; the most common form, about 1% of men; ΔE 4.1 from the original
Tritanopia#0094ACno blue cones; rare, and affects men and women equally; ΔE 77.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.3:1WCAG large text: AA
Contrast with black, large text4.88:1WCAG large text: AAA

Named colours

Royal blue · ΔE 12.2Medium slateblue · ΔE 15Slate blue · ΔE 20Dodgerblue · ΔE 25.7Medium purple · ΔE 27Cornflower blue · ΔE 36
Nearest named CSS colourRoyal blue (#4169E1)ΔE 12.19, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FEBF31
Analogous#31D7FE, #5831FE
Triadic#FE3170, #70FE31
Split complementary#FE5931, #D7FE31
Tetradic#FE31D7, #FEBF31, #31FE59

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FCFDFF
Lighter +30%#C9DAFF
Lighter +20%#97B6FE
Lighter +10%#6493FE
Darker −10%#014EFB
Darker −20%#013EC8
Darker −30%#012E95
Darker −40%#001F63
More saturated +25%#3070FF
Less saturated −25%#4B7AE4

Channel breakdown

R49
G112
B254
Red49 (19.2%)
Green112 (43.9%)
Blue254 (99.6%)
Hue221.56°
Saturation (HSL)99.03%
Lightness59.41%
Dominant channelBlue
Hex per channelR 31 · G 70 · B FE

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Every value on this page was computed from “3170fe” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.