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Recognised as Colour

#047CC5

  • #047CC5
  • Blue
  • Dark
  • Nearest: Steel blue

#047CC5 is a blue with RGB values 4, 124, 197 and HSL 203°, 96%, 39%. It is a dark colour, so black text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#047CC5#047CC5
HEX#047CC5
RGBrgb(4, 124, 197)
RGB (0–1)0.0157, 0.4863, 0.7725
RGB percentages1.6%, 48.6%, 77.3%
HSLhsl(202.7, 96%, 39.4%)
HSV / HSBhsv(202.7, 98%, 77.3%)
CMYK98%, 37.1%, 0%, 22.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer294,085
CSS custom property--colour: #047CC5;

Brightness & contrast

Relative luminance0.18472WCAG 2.x, 0 is black and 1 is white
Perceived brightness116 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.69:1
Contrast with white4.47:1WCAG normal text: Fail
Contrast with black4.69:1WCAG normal text: AA
Greyscale equivalent#686868
Inverted#FB833A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#587FC8no red cones; affects about 1% of men; ΔE 10.5 from the original
Deuteranopia#3D70C4no green cones; the most common form, about 1% of men; ΔE 12.6 from the original
Tritanopia#008E97no blue cones; rare, and affects men and women equally; ΔE 41.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.47:1WCAG large text: AA
Contrast with black, large text4.69:1WCAG large text: AAA

Named colours

Steel blue · ΔE 14.1Cornflower blue · ΔE 16.2Dodgerblue · ΔE 22.8Deep skyblue · ΔE 28.1Dark slateblue · ΔE 33.6Royal blue · ΔE 33.7
Nearest named CSS colourSteel blue (#4682B4)ΔE 14.14, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C54D04
Analogous#04C5AD, #041CC5
Triadic#C5047C, #7CC504
Split complementary#C5041C, #C5AD04
Tetradic#AD04C5, #C54D04, #1CC504

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#98D7FD
Lighter +30%#66C3FC
Lighter +20%#34B0FB
Lighter +10%#059BF7
Darker −10%#035D93
Darker −20%#023D61
Darker −30%#011E2F
Darker −40%#000000
More saturated +25%#007DC9
Less saturated −25%#1D76AC

Channel breakdown

R4
G124
B197
Red4 (1.6%)
Green124 (48.6%)
Blue197 (77.3%)
Hue202.69°
Saturation (HSL)96.02%
Lightness39.41%
Dominant channelBlue
Hex per channelR 04 · G 7C · B C5

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Every value on this page was computed from “047cc5” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.