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Colour

#497FCE

  • #497FCE
  • Blue
  • Dark
  • Nearest: Cornflower blue

#497FCE is a blue with RGB values 73, 127, 206 and HSL 216°, 58%, 55%. It is a dark colour, so black text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#497FCE#497FCE
HEX#497FCE
RGBrgb(73, 127, 206)
RGB (0–1)0.2863, 0.498, 0.8078
RGB percentages28.6%, 49.8%, 80.8%
HSLhsl(215.6, 57.6%, 54.7%)
HSV / HSBhsv(215.6, 64.6%, 80.8%)
CMYK64.6%, 38.3%, 0%, 19.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,816,846
CSS custom property--colour: #497FCE;

Brightness & contrast

Relative luminance0.21051WCAG 2.x, 0 is black and 1 is white
Perceived brightness126.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.21:1
Contrast with white4.03:1WCAG normal text: Fail
Contrast with black5.21:1WCAG normal text: AA
Greyscale equivalent#797979
Inverted#B68031

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5C85D1no red cones; affects about 1% of men; ΔE 4 from the original
Deuteranopia#4979CCno green cones; the most common form, about 1% of men; ΔE 3.9 from the original
Tritanopia#00919Cno blue cones; rare, and affects men and women equally; ΔE 46.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.03:1WCAG large text: AA
Contrast with black, large text5.21:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 9.7Steel blue · ΔE 17.9Dodgerblue · ΔE 18.6Royal blue · ΔE 27.5Dark slateblue · ΔE 29.5Medium purple · ΔE 30
Nearest named CSS colourCornflower blue (#6495ED)ΔE 9.71, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CE9849
Analogous#49C1CE, #5649CE
Triadic#CE497F, #7FCE49
Split complementary#CE5649, #C1CE49
Tetradic#CE49C2, #CE9849, #49CE56

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#EAF0F9
Lighter +30%#C2D4EE
Lighter +20%#99B8E4
Lighter +10%#719BD9
Darker −10%#3066B4
Darker −20%#264F8B
Darker −30%#1B3863
Darker −40%#10213B
More saturated +25%#2C7AEB
Less saturated −25%#6684B1

Channel breakdown

R73
G127
B206
Red73 (28.6%)
Green127 (49.8%)
Blue206 (80.8%)
Hue215.64°
Saturation (HSL)57.58%
Lightness54.71%
Dominant channelBlue
Hex per channelR 49 · G 7F · B CE

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Every value on this page was computed from “497fce” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.