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Recognised as Colour

#353B56

  • #353B56
  • Blue
  • Dark
  • Nearest: Dark slate grey

#353B56 is a blue with RGB values 53, 59, 86 and HSL 229°, 24%, 27%. It is a dark colour, so white text on it reaches 11:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#353B56#353B56
HEX#353B56
RGBrgb(53, 59, 86)
RGB (0–1)0.2078, 0.2314, 0.3373
RGB percentages20.8%, 23.1%, 33.7%
HSLhsl(229.1, 23.7%, 27.3%)
HSV / HSBhsv(229.1, 38.4%, 33.7%)
CMYK38.4%, 31.4%, 0%, 66.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,488,598
CSS custom property--colour: #353B56;

Brightness & contrast

Relative luminance0.04557WCAG 2.x, 0 is black and 1 is white
Perceived brightness61 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.99:1
Contrast with white10.99:1WCAG normal text: AAA
Contrast with black1.91:1WCAG normal text: Fail
Greyscale equivalent#3C3C3C
Inverted#CAC4A9

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#323E57no red cones; affects about 1% of men; ΔE 2.8 from the original
Deuteranopia#303B55no green cones; the most common form, about 1% of men; ΔE 2 from the original
Tritanopia#2C4045no blue cones; rare, and affects men and women equally; ΔE 16.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text10.99:1WCAG large text: AAA
Contrast with black, large text1.91:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 22.2Dim grey · ΔE 26Slate grey · ΔE 29.1Black · ΔE 31Light slate grey · ΔE 31.9Steel blue · ΔE 32.3
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 22.23, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#565035
Analogous#354B56, #403556
Triadic#56353B, #3B5635
Split complementary#564035, #4B5635
Tetradic#56354C, #565035, #355640

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#989FBF
Lighter +30%#7882AC
Lighter +20%#5C6695
Lighter +10%#485176
Darker −10%#222536
Darker −20%#0E1017
Darker −30%#000000
Darker −40%#000000
More saturated +25%#243067
Less saturated −25%#464646

Channel breakdown

R53
G59
B86
Red53 (20.8%)
Green59 (23.1%)
Blue86 (33.7%)
Hue229.09°
Saturation (HSL)23.74%
Lightness27.25%
Dominant channelBlue
Hex per channelR 35 · G 3B · B 56

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Every value on this page was computed from “353b56” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.