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Recognised as Colour

#4973CA

  • #4973CA
  • Blue
  • Dark
  • Nearest: Cornflower blue

#4973CA is a blue with RGB values 73, 115, 202 and HSL 220°, 55%, 54%. It is a dark colour, so black text on it reaches 4.6:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#4973CA#4973CA
HEX#4973CA
RGBrgb(73, 115, 202)
RGB (0–1)0.2863, 0.451, 0.7922
RGB percentages28.6%, 45.1%, 79.2%
HSLhsl(220.5, 54.9%, 53.9%)
HSV / HSBhsv(220.5, 63.9%, 79.2%)
CMYK63.9%, 43.1%, 0%, 20.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,813,770
CSS custom property--colour: #4973CA;

Brightness & contrast

Relative luminance0.17942WCAG 2.x, 0 is black and 1 is white
Perceived brightness118.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.59:1
Contrast with white4.58:1WCAG normal text: AA
Contrast with black4.59:1WCAG normal text: AA
Greyscale equivalent#707070
Inverted#B68C35

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4B7CCDno red cones; affects about 1% of men; ΔE 5.7 from the original
Deuteranopia#3670C8no green cones; the most common form, about 1% of men; ΔE 3 from the original
Tritanopia#008794no blue cones; rare, and affects men and women equally; ΔE 51.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.58:1WCAG large text: AAA
Contrast with black, large text4.59:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 13.1Dodgerblue · ΔE 17.3Royal blue · ΔE 20.5Dark slateblue · ΔE 23.9Medium purple · ΔE 24.4Steel blue · ΔE 24.6
Nearest named CSS colourCornflower blue (#6495ED)ΔE 13.05, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CAA049
Analogous#49B3CA, #6049CA
Triadic#CA4973, #73CA49
Split complementary#CA6049, #B3CA49
Tetradic#CA49B3, #CAA049, #49CA60

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E7EDF8
Lighter +30%#BFCEED
Lighter +20%#98B0E1
Lighter +10%#7091D6
Darker −10%#335BAD
Darker −20%#274686
Darker −30%#1C315E
Darker −40%#101D37
More saturated +25%#2C69E7
Less saturated −25%#667DAD

Channel breakdown

R73
G115
B202
Red73 (28.6%)
Green115 (45.1%)
Blue202 (79.2%)
Hue220.47°
Saturation (HSL)54.89%
Lightness53.92%
Dominant channelBlue
Hex per channelR 49 · G 73 · B CA

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Every value on this page was computed from “4973ca” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.