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Recognised as Colour

#2160AA

  • #2160AA
  • Blue
  • Dark
  • Nearest: Steel blue

#2160AA is a blue with RGB values 33, 96, 170 and HSL 212°, 67%, 40%. It is a dark colour, so white text on it reaches 6.3:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#2160AA#2160AA
HEX#2160AA
RGBrgb(33, 96, 170)
RGB (0–1)0.1294, 0.3765, 0.6667
RGB percentages12.9%, 37.6%, 66.7%
HSLhsl(212.4, 67.5%, 39.8%)
HSV / HSBhsv(212.4, 80.6%, 66.7%)
CMYK80.6%, 43.5%, 0%, 33.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,187,434
CSS custom property--colour: #2160AA;

Brightness & contrast

Relative luminance0.11591WCAG 2.x, 0 is black and 1 is white
Perceived brightness95 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.33:1
Contrast with white6.33:1WCAG normal text: AA
Contrast with black3.32:1WCAG normal text: Fail
Greyscale equivalent#585858
Inverted#DE9F55

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#3B66ADno red cones; affects about 1% of men; ΔE 4.2 from the original
Deuteranopia#205AA9no green cones; the most common form, about 1% of men; ΔE 4.6 from the original
Tritanopia#00727Cno blue cones; rare, and affects men and women equally; ΔE 44.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.33:1WCAG large text: AAA
Contrast with black, large text3.32:1WCAG large text: AA

Named colours

Steel blue · ΔE 21.1Dark slateblue · ΔE 21.2Cornflower blue · ΔE 21.8Dodgerblue · ΔE 26.2Royal blue · ΔE 28.4Slate blue · ΔE 31.5
Nearest named CSS colourSteel blue (#4682B4)ΔE 21.14, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AA6B21
Analogous#21A4AA, #2721AA
Triadic#AA2160, #60AA21
Split complementary#AA2721, #A4AA21
Tetradic#AA21A4, #AA6B21, #21AA27

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A9C9EE
Lighter +30%#7EAEE6
Lighter +20%#5393DE
Lighter +10%#2978D5
Darker −10%#19487F
Darker −20%#103055
Darker −30%#08182A
Darker −40%#000000
More saturated +25%#085EC3
Less saturated −25%#3A6291

Channel breakdown

R33
G96
B170
Red33 (12.9%)
Green96 (37.6%)
Blue170 (66.7%)
Hue212.41°
Saturation (HSL)67.49%
Lightness39.8%
Dominant channelBlue
Hex per channelR 21 · G 60 · B AA

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Every value on this page was computed from “2160aa” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.