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Recognised as Colour

#163B6E

  • #163B6E
  • Blue
  • Dark
  • Nearest: Dark slateblue

#163B6E is a blue with RGB values 22, 59, 110 and HSL 215°, 67%, 26%. It is a dark colour, so white text on it reaches 11.1:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#163B6E#163B6E
HEX#163B6E
RGBrgb(22, 59, 110)
RGB (0–1)0.0863, 0.2314, 0.4314
RGB percentages8.6%, 23.1%, 43.1%
HSLhsl(214.8, 66.7%, 25.9%)
HSV / HSBhsv(214.8, 80%, 43.1%)
CMYK80%, 46.4%, 0%, 56.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,457,006
CSS custom property--colour: #163B6E;

Brightness & contrast

Relative luminance0.04424WCAG 2.x, 0 is black and 1 is white
Perceived brightness59.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.14:1
Contrast with white11.14:1WCAG normal text: AAA
Contrast with black1.88:1WCAG normal text: Fail
Greyscale equivalent#373737
Inverted#E9C491

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#214070no red cones; affects about 1% of men; ΔE 3.2 from the original
Deuteranopia#10386Dno green cones; the most common form, about 1% of men; ΔE 2 from the original
Tritanopia#00474Fno blue cones; rare, and affects men and women equally; ΔE 32.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text11.14:1WCAG large text: AAA
Contrast with black, large text1.88:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 21.9Steel blue · ΔE 29.5Midnight blue · ΔE 31.1Dark slate grey · ΔE 35.5Slate grey · ΔE 37.1Light slate grey · ΔE 39.1
Nearest named CSS colourDark slateblue (#483D8B)ΔE 21.92, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#6E4916
Analogous#16676E, #1D166E
Triadic#6E163B, #3B6E16
Split complementary#6E1D16, #676E16
Tetradic#6E1667, #6E4916, #166E1D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#6E9FE2
Lighter +30%#4483DA
Lighter +20%#2769C3
Lighter +10%#1F5299
Darker −10%#0E2444
Darker −20%#050D19
Darker −30%#000000
Darker −40%#000000
More saturated +25%#06387F
Less saturated −25%#273E5E

Channel breakdown

R22
G59
B110
Red22 (8.6%)
Green59 (23.1%)
Blue110 (43.1%)
Hue214.77°
Saturation (HSL)66.67%
Lightness25.88%
Dominant channelBlue
Hex per channelR 16 · G 3B · B 6E

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Every value on this page was computed from “163b6e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.