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Recognised as Colour

#047BEF

  • #047BEF
  • Blue
  • Dark
  • Nearest: Dodgerblue

#047BEF is a blue with RGB values 4, 123, 239 and HSL 210°, 97%, 48%. It is a dark colour, so black text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Dodgerblue.

Colour values

#047BEF#047BEF
HEX#047BEF
RGBrgb(4, 123, 239)
RGB (0–1)0.0157, 0.4824, 0.9373
RGB percentages1.6%, 48.2%, 93.7%
HSLhsl(209.6, 96.7%, 47.6%)
HSV / HSBhsv(209.6, 98.3%, 93.7%)
CMYK98.3%, 48.5%, 0%, 6.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer293,871
CSS custom property--colour: #047BEF;

Brightness & contrast

Relative luminance0.20424WCAG 2.x, 0 is black and 1 is white
Perceived brightness124.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.08:1
Contrast with white4.13:1WCAG normal text: Fail
Contrast with black5.08:1WCAG normal text: AA
Greyscale equivalent#6A6A6A
Inverted#FB8410

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#3287F3no red cones; affects about 1% of men; ΔE 7.1 from the original
Deuteranopia#0074EDno green cones; the most common form, about 1% of men; ΔE 4.7 from the original
Tritanopia#0097A9no blue cones; rare, and affects men and women equally; ΔE 63.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.13:1WCAG large text: AA
Contrast with black, large text5.08:1WCAG large text: AAA

Named colours

Dodgerblue · ΔE 9.5Royal blue · ΔE 11.4Cornflower blue · ΔE 20.3Slate blue · ΔE 22.9Medium slateblue · ΔE 25.3Medium purple · ΔE 26.4
Nearest named CSS colourDodgerblue (#1E90FF)ΔE 9.53, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#EF7804
Analogous#04EFEE, #0405EF
Triadic#EF047B, #7BEF04
Split complementary#EF0405, #EFEE04
Tetradic#EE04EF, #EF7804, #05EF04

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C1E0FE
Lighter +30%#8FC7FD
Lighter +20%#5DAEFC
Lighter +10%#2B94FB
Darker −10%#0361BD
Darker −20%#02478B
Darker −30%#012E59
Darker −40%#011426
More saturated +25%#007BF3
Less saturated −25%#227BD1

Channel breakdown

R4
G123
B239
Red4 (1.6%)
Green123 (48.2%)
Blue239 (93.7%)
Hue209.62°
Saturation (HSL)96.71%
Lightness47.65%
Dominant channelBlue
Hex per channelR 04 · G 7B · B EF

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Every value on this page was computed from “047bef” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.