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Recognised as Colour

#16334D

  • #16334D
  • Blue
  • Dark
  • Nearest: Dark slate grey

#16334D is a blue with RGB values 22, 51, 77 and HSL 208°, 56%, 19%. It is a dark colour, so white text on it reaches 13:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#16334D#16334D
HEX#16334D
RGBrgb(22, 51, 77)
RGB (0–1)0.0863, 0.2, 0.302
RGB percentages8.6%, 20%, 30.2%
HSLhsl(208.4, 55.6%, 19.4%)
HSV / HSBhsv(208.4, 71.4%, 30.2%)
CMYK71.4%, 33.8%, 0%, 69.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,454,925
CSS custom property--colour: #16334D;

Brightness & contrast

Relative luminance0.03074WCAG 2.x, 0 is black and 1 is white
Perceived brightness48.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13:1
Contrast with white13:1WCAG normal text: AAA
Contrast with black1.61:1WCAG normal text: Fail
Greyscale equivalent#2F2F2F
Inverted#E9CCB2

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#28344Eno red cones; affects about 1% of men; ΔE 4.9 from the original
Deuteranopia#202F4Cno green cones; the most common form, about 1% of men; ΔE 4.9 from the original
Tritanopia#00393Cno blue cones; rare, and affects men and women equally; ΔE 18.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text13:1WCAG large text: AAA
Contrast with black, large text1.61:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 21.7Black · ΔE 28Dim grey · ΔE 30.8Slate grey · ΔE 33.6Steel blue · ΔE 34.8Light slate grey · ΔE 36.5
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 21.65, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4D3016
Analogous#164D4C, #16174D
Triadic#4D1633, #334D16
Split complementary#4D1618, #4D4C16
Tetradic#4B164D, #4D3016, #174D16

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#5E9BD1
Lighter +30%#3882C4
Lighter +20%#2D689C
Lighter +10%#214D75
Darker −10%#0B1925
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#0A3459
Less saturated −25%#223241

Channel breakdown

R22
G51
B77
Red22 (8.6%)
Green51 (20%)
Blue77 (30.2%)
Hue208.36°
Saturation (HSL)55.56%
Lightness19.41%
Dominant channelBlue
Hex per channelR 16 · G 33 · B 4D

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Every value on this page was computed from “16334d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.