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Colour

#297BC6

  • #297BC6
  • Blue
  • Dark
  • Nearest: Cornflower blue

#297BC6 is a blue with RGB values 41, 123, 198 and HSL 209°, 66%, 47%. 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

#297BC6#297BC6
HEX#297BC6
RGBrgb(41, 123, 198)
RGB (0–1)0.1608, 0.4824, 0.7765
RGB percentages16.1%, 48.2%, 77.6%
HSLhsl(208.7, 65.7%, 46.9%)
HSV / HSBhsv(208.7, 79.3%, 77.6%)
CMYK79.3%, 37.9%, 0%, 22.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,718,662
CSS custom property--colour: #297BC6;

Brightness & contrast

Relative luminance0.18715WCAG 2.x, 0 is black and 1 is white
Perceived brightness117.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.74:1
Contrast with white4.43:1WCAG normal text: Fail
Contrast with black4.74:1WCAG normal text: AA
Greyscale equivalent#6F6F6F
Inverted#D68439

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5780C9no red cones; affects about 1% of men; ΔE 7.3 from the original
Deuteranopia#3F71C5no green cones; the most common form, about 1% of men; ΔE 9.5 from the original
Tritanopia#008D97no blue cones; rare, and affects men and women equally; ΔE 43.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.43:1WCAG large text: AA
Contrast with black, large text4.74:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 14Steel blue · ΔE 15.2Dodgerblue · ΔE 21.2Deep skyblue · ΔE 29.9Royal blue · ΔE 31Dark slateblue · ΔE 31.1
Nearest named CSS colourCornflower blue (#6495ED)ΔE 14.05, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C67429
Analogous#29C6C2, #292DC6
Triadic#C6297B, #7BC629
Split complementary#C6292D, #C6C229
Tetradic#C229C6, #C67429, #2DC629

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C7DEF4
Lighter +30%#9DC6EB
Lighter +20%#73ADE2
Lighter +10%#4994D9
Darker −10%#20619C
Darker −20%#184771
Darker −30%#0F2C47
Darker −40%#06121D
More saturated +25%#0B7CE4
Less saturated −25%#477AA8

Channel breakdown

R41
G123
B198
Red41 (16.1%)
Green123 (48.2%)
Blue198 (77.6%)
Hue208.66°
Saturation (HSL)65.69%
Lightness46.86%
Dominant channelBlue
Hex per channelR 29 · G 7B · B C6

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Every value on this page was computed from “297bc6” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.