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Recognised as Colour

#047BCD

  • #047BCD
  • Blue
  • Dark
  • Nearest: Cornflower blue

#047BCD is a blue with RGB values 4, 123, 205 and HSL 204°, 96%, 41%. It is a dark colour, so black text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#047BCD#047BCD
HEX#047BCD
RGBrgb(4, 123, 205)
RGB (0–1)0.0157, 0.4824, 0.8039
RGB percentages1.6%, 48.2%, 80.4%
HSLhsl(204.5, 96.2%, 41%)
HSV / HSBhsv(204.5, 98%, 80.4%)
CMYK98%, 40%, 0%, 19.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer293,837
CSS custom property--colour: #047BCD;

Brightness & contrast

Relative luminance0.186WCAG 2.x, 0 is black and 1 is white
Perceived brightness116.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.72:1
Contrast with white4.45:1WCAG normal text: Fail
Contrast with black4.72:1WCAG normal text: AA
Greyscale equivalent#686868
Inverted#FB8432

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5280D0no red cones; affects about 1% of men; ΔE 8.3 from the original
Deuteranopia#3270CBno green cones; the most common form, about 1% of men; ΔE 10.1 from the original
Tritanopia#008F9Ano blue cones; rare, and affects men and women equally; ΔE 46.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.45:1WCAG large text: AA
Contrast with black, large text4.72:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 13.6Dodgerblue · ΔE 17.7Steel blue · ΔE 19.3Royal blue · ΔE 28.2Deep skyblue · ΔE 31Dark slateblue · ΔE 31.5
Nearest named CSS colourCornflower blue (#6495ED)ΔE 13.58, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CD5604
Analogous#04CDBB, #0416CD
Triadic#CD047B, #7BCD04
Split complementary#CD0416, #CDBB04
Tetradic#BB04CD, #CD5604, #16CD04

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A0D7FD
Lighter +30%#6EC2FC
Lighter +20%#3CADFB
Lighter +10%#0A98FA
Darker −10%#035D9B
Darker −20%#023F69
Darker −30%#012137
Darker −40%#000305
More saturated +25%#007CD1
Less saturated −25%#1E76B3

Channel breakdown

R4
G123
B205
Red4 (1.6%)
Green123 (48.2%)
Blue205 (80.4%)
Hue204.48°
Saturation (HSL)96.17%
Lightness40.98%
Dominant channelBlue
Hex per channelR 04 · G 7B · B CD

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