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Recognised as Colour

#336B9C

  • #336B9C
  • Blue
  • Dark
  • Nearest: Steel blue

#336B9C is a blue with RGB values 51, 107, 156 and HSL 208°, 51%, 41%. It is a dark colour, so white text on it reaches 5.6:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#336B9C#336B9C
HEX#336B9C
RGBrgb(51, 107, 156)
RGB (0–1)0.2, 0.4196, 0.6118
RGB percentages20%, 42%, 61.2%
HSLhsl(208, 50.7%, 40.6%)
HSV / HSBhsv(208, 67.3%, 61.2%)
CMYK67.3%, 31.4%, 0%, 38.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,369,884
CSS custom property--colour: #336B9C;

Brightness & contrast

Relative luminance0.13619WCAG 2.x, 0 is black and 1 is white
Perceived brightness101.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.64:1
Contrast with white5.64:1WCAG normal text: AA
Contrast with black3.72:1WCAG normal text: Fail
Greyscale equivalent#636363
Inverted#CC9463

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#556D9Eno red cones; affects about 1% of men; ΔE 7.9 from the original
Deuteranopia#47639Bno green cones; the most common form, about 1% of men; ΔE 9 from the original
Tritanopia#00777Cno blue cones; rare, and affects men and women equally; ΔE 31.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5.64:1WCAG large text: AAA
Contrast with black, large text3.72:1WCAG large text: AA

Named colours

Steel blue · ΔE 9Slate grey · ΔE 23.3Light slate grey · ΔE 24.2Cornflower blue · ΔE 27.6Dim grey · ΔE 32.1Dark slate grey · ΔE 32.3
Nearest named CSS colourSteel blue (#4682B4)ΔE 9, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#9C6433
Analogous#339C99, #33369C
Triadic#9C336B, #6B9C33
Split complementary#9C3336, #9C9933
Tetradic#99339C, #9C6433, #379C33

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B4CFE7
Lighter +30%#8EB7DA
Lighter +20%#689ECD
Lighter +10%#4185C1
Darker −10%#265176
Darker −20%#1A364F
Darker −30%#0D1C29
Darker −40%#010202
More saturated +25%#196DB6
Less saturated −25%#4D6982

Channel breakdown

R51
G107
B156
Red51 (20%)
Green107 (42%)
Blue156 (61.2%)
Hue208°
Saturation (HSL)50.72%
Lightness40.59%
Dominant channelBlue
Hex per channelR 33 · G 6B · B 9C

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Every value on this page was computed from “336b9c” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.