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Recognised as Colour

#4380FE

  • #4380FE
  • Blue
  • Dark
  • Nearest: Royal blue

#4380FE is a blue with RGB values 67, 128, 254 and HSL 220°, 99%, 63%. It is a dark colour, so black text on it reaches 5.8:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#4380FE#4380FE
HEX#4380FE
RGBrgb(67, 128, 254)
RGB (0–1)0.2627, 0.502, 0.9961
RGB percentages26.3%, 50.2%, 99.6%
HSLhsl(220.4, 98.9%, 62.9%)
HSV / HSBhsv(220.4, 73.6%, 99.6%)
CMYK73.6%, 49.6%, 0%, 0.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,423,934
CSS custom property--colour: #4380FE;

Brightness & contrast

Relative luminance0.23787WCAG 2.x, 0 is black and 1 is white
Perceived brightness135.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.76:1
Contrast with white3.65:1WCAG normal text: Fail
Contrast with black5.76:1WCAG normal text: AA
Greyscale equivalent#7C7C7C
Inverted#BC7F01

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#338FFFno red cones; affects about 1% of men; ΔE 12.3 from the original
Deuteranopia#007EFBno green cones; the most common form, about 1% of men; ΔE 4.8 from the original
Tritanopia#009EB3no blue cones; rare, and affects men and women equally; ΔE 68.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.65:1WCAG large text: AA
Contrast with black, large text5.76:1WCAG large text: AAA

Named colours

Royal blue · ΔE 9.4Dodgerblue · ΔE 14Medium slateblue · ΔE 19.1Slate blue · ΔE 20.2Medium purple · ΔE 23.2Cornflower blue · ΔE 24
Nearest named CSS colourRoyal blue (#4169E1)ΔE 9.4, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FEC143
Analogous#43DDFE, #6443FE
Triadic#FE4380, #80FE43
Split complementary#FE6443, #DDFE43
Tetradic#FE43DD, #FEC143, #43FE64

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#DBE7FF
Lighter +20%#A8C5FF
Lighter +10%#76A2FE
Darker −10%#105EFE
Darker −20%#0148DA
Darker −30%#0137A7
Darker −40%#012674
More saturated +25%#4280FF
Less saturated −25%#5B88E6

Channel breakdown

R67
G128
B254
Red67 (26.3%)
Green128 (50.2%)
Blue254 (99.6%)
Hue220.43°
Saturation (HSL)98.94%
Lightness62.94%
Dominant channelBlue
Hex per channelR 43 · G 80 · B FE

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Every value on this page was computed from “4380fe” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.