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Recognised as Colour

#366FC2

  • #366FC2
  • Blue
  • Dark
  • Nearest: Cornflower blue

#366FC2 is a blue with RGB values 54, 111, 194 and HSL 216°, 56%, 49%. It is a dark colour, so white text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#366FC2#366FC2
HEX#366FC2
RGBrgb(54, 111, 194)
RGB (0–1)0.2118, 0.4353, 0.7608
RGB percentages21.2%, 43.5%, 76.1%
HSLhsl(215.6, 56.5%, 48.6%)
HSV / HSBhsv(215.6, 72.2%, 76.1%)
CMYK72.2%, 42.8%, 0%, 23.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,567,554
CSS custom property--colour: #366FC2;

Brightness & contrast

Relative luminance0.16048WCAG 2.x, 0 is black and 1 is white
Perceived brightness111.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.99:1
Contrast with white4.99:1WCAG normal text: AA
Contrast with black4.21:1WCAG normal text: Fail
Greyscale equivalent#696969
Inverted#C9903D

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4776C5no red cones; affects about 1% of men; ΔE 4.1 from the original
Deuteranopia#2E6AC0no green cones; the most common form, about 1% of men; ΔE 2.9 from the original
Tritanopia#00828Fno blue cones; rare, and affects men and women equally; ΔE 48.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.99:1WCAG large text: AAA
Contrast with black, large text4.21:1WCAG large text: AA

Named colours

Cornflower blue · ΔE 14.9Dodgerblue · ΔE 19.1Steel blue · ΔE 22.3Royal blue · ΔE 23.3Dark slateblue · ΔE 24Slate blue · ΔE 27.9
Nearest named CSS colourCornflower blue (#6495ED)ΔE 14.9, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C28936
Analogous#36B5C2, #4336C2
Triadic#C2366F, #6FC236
Split complementary#C24336, #B5C236
Tetradic#C236B5, #C28936, #36C243

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D2DFF2
Lighter +30%#AAC3E7
Lighter +20%#82A7DC
Lighter +10%#5A8AD1
Darker −10%#2B589A
Darker −20%#204172
Darker −30%#152B4A
Darker −40%#0A1422
More saturated +25%#1769E1
Less saturated −25%#5575A3

Channel breakdown

R54
G111
B194
Red54 (21.2%)
Green111 (43.5%)
Blue194 (76.1%)
Hue215.57°
Saturation (HSL)56.45%
Lightness48.63%
Dominant channelBlue
Hex per channelR 36 · G 6F · B C2

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Every value on this page was computed from “366fc2” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.