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Recognised as Colour

#013655

  • #013655
  • Blue
  • Dark
  • Nearest: Dark slate grey

#013655 is a blue with RGB values 1, 54, 85 and HSL 202°, 98%, 17%. It is a dark colour, so white text on it reaches 12.6:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#013655#013655
HEX#013655
RGBrgb(1, 54, 85)
RGB (0–1)0.0039, 0.2118, 0.3333
RGB percentages0.4%, 21.2%, 33.3%
HSLhsl(202.1, 97.7%, 16.9%)
HSV / HSBhsv(202.1, 98.8%, 33.3%)
CMYK98.8%, 36.5%, 0%, 66.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer79,445
CSS custom property--colour: #013655;

Brightness & contrast

Relative luminance0.03301WCAG 2.x, 0 is black and 1 is white
Perceived brightness50.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.65:1
Contrast with white12.65:1WCAG normal text: AAA
Contrast with black1.66:1WCAG normal text: Fail
Greyscale equivalent#2D2D2D
Inverted#FEC9AA

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#273756no red cones; affects about 1% of men; ΔE 7.2 from the original
Deuteranopia#1B3054no green cones; the most common form, about 1% of men; ΔE 7.8 from the original
Tritanopia#003E41no blue cones; rare, and affects men and women equally; ΔE 21.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text12.65:1WCAG large text: AAA
Contrast with black, large text1.66:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 23.6Black · ΔE 31.6Steel blue · ΔE 32.5Dim grey · ΔE 32.9Slate grey · ΔE 34.1Dark slateblue · ΔE 35.9
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 23.63, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#552001
Analogous#01554A, #010C55
Triadic#550136, #365501
Split complementary#55010C, #554A01
Tetradic#4A0155, #552001, #0C5501

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#26ADFC
Lighter +30%#0396EC
Lighter +20%#0276BA
Lighter +10%#025687
Darker −10%#001623
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#003656
Less saturated −25%#0C334A

Channel breakdown

R1
G54
B85
Red1 (0.4%)
Green54 (21.2%)
Blue85 (33.3%)
Hue202.14°
Saturation (HSL)97.67%
Lightness16.86%
Dominant channelBlue
Hex per channelR 01 · G 36 · B 55

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Every value on this page was computed from “hex 013655” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.