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Recognised as Colour

#3A91FE

  • #3A91FE
  • Blue
  • Dark
  • Nearest: Dodgerblue

#3A91FE is a blue with RGB values 58, 145, 254 and HSL 213°, 99%, 61%. It is a dark colour, so black text on it reaches 6.7:1 contrast (AA for normal text). The nearest named colour is Dodgerblue.

Colour values

#3A91FE#3A91FE
HEX#3A91FE
RGBrgb(58, 145, 254)
RGB (0–1)0.2275, 0.5686, 0.9961
RGB percentages22.7%, 56.9%, 99.6%
HSLhsl(213.4, 99%, 61.2%)
HSV / HSBhsv(213.4, 77.2%, 99.6%)
CMYK77.2%, 42.9%, 0%, 0.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,838,462
CSS custom property--colour: #3A91FE;

Brightness & contrast

Relative luminance0.28306WCAG 2.x, 0 is black and 1 is white
Perceived brightness143.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.66:1
Contrast with white3.15:1WCAG normal text: Fail
Contrast with black6.66:1WCAG normal text: AA
Greyscale equivalent#868686
Inverted#C56E01

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5A9BFFno red cones; affects about 1% of men; ΔE 7 from the original
Deuteranopia#3389FCno green cones; the most common form, about 1% of men; ΔE 5.1 from the original
Tritanopia#00ABBBno blue cones; rare, and affects men and women equally; ΔE 60 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.15:1WCAG large text: AA
Contrast with black, large text6.66:1WCAG large text: AAA

Named colours

Dodgerblue · ΔE 2.4Cornflower blue · ΔE 12.5Royal blue · ΔE 19.8Medium purple · ΔE 28.5Slate blue · ΔE 29.2Medium slateblue · ΔE 31.1
Nearest named CSS colourDodgerblue (#1E90FF)ΔE 2.36, a close match
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FEA73A
Analogous#3AF3FE, #453AFE
Triadic#FE3A91, #91FE3A
Split complementary#FE453A, #F3FE3A
Tetradic#FE3AF3, #FEA73A, #3AFE45

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#D2E6FF
Lighter +20%#9FCAFF
Lighter +10%#6DADFE
Darker −10%#0775FE
Darker −20%#015DD1
Darker −30%#01479E
Darker −40%#01306B
More saturated +25%#3991FF
Less saturated −25%#5394E5

Channel breakdown

R58
G145
B254
Red58 (22.7%)
Green145 (56.9%)
Blue254 (99.6%)
Hue213.37°
Saturation (HSL)98.99%
Lightness61.18%
Dominant channelBlue
Hex per channelR 3A · G 91 · B FE

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Every value on this page was computed from “3a91fe” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.