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Colour

#0397EC

  • #0397EC
  • Blue
  • Dark
  • Nearest: Cornflower blue

#0397EC is a blue with RGB values 3, 151, 236 and HSL 202°, 97%, 47%. It is a dark colour, so black text on it reaches 6.6:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#0397EC#0397EC
HEX#0397EC
RGBrgb(3, 151, 236)
RGB (0–1)0.0118, 0.5922, 0.9255
RGB percentages1.2%, 59.2%, 92.5%
HSLhsl(201.9, 97.5%, 46.9%)
HSV / HSBhsv(201.9, 98.7%, 92.5%)
CMYK98.7%, 36%, 0%, 7.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer235,500
CSS custom property--colour: #0397EC;

Brightness & contrast

Relative luminance0.28209WCAG 2.x, 0 is black and 1 is white
Perceived brightness140.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.64:1
Contrast with white3.16:1WCAG normal text: Fail
Contrast with black6.64:1WCAG normal text: AA
Greyscale equivalent#7E7E7E
Inverted#FC6813

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6D9BF0no red cones; affects about 1% of men; ΔE 12.5 from the original
Deuteranopia#4E88EAno green cones; the most common form, about 1% of men; ΔE 15.1 from the original
Tritanopia#00ACB6no blue cones; rare, and affects men and women equally; ΔE 47.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.16:1WCAG large text: AA
Contrast with black, large text6.64:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 12.1Dodgerblue · ΔE 16.9Steel blue · ΔE 21.1Deep skyblue · ΔE 21.8Light skyblue · ΔE 31.7Royal blue · ΔE 33.9
Nearest named CSS colourCornflower blue (#6495ED)ΔE 12.09, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#EC5803
Analogous#03ECCD, #0322EC
Triadic#EC0397, #97EC03
Split complementary#EC0322, #ECCD03
Tetradic#CD03EC, #EC5803, #22EC03

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BDE6FE
Lighter +30%#8AD4FE
Lighter +20%#58C1FD
Lighter +10%#26AEFC
Darker −10%#0277BA
Darker −20%#025787
Darker −30%#013655
Darker −40%#001623
More saturated +25%#0098EF
Less saturated −25%#218FCE

Channel breakdown

R3
G151
B236
Red3 (1.2%)
Green151 (59.2%)
Blue236 (92.5%)
Hue201.89°
Saturation (HSL)97.49%
Lightness46.86%
Dominant channelBlue
Hex per channelR 03 · G 97 · B EC

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Every value on this page was computed from “0397ec” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.