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Recognised as Colour

#355A69

  • #355A69
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#355A69 is a cyan with RGB values 53, 90, 105 and HSL 197°, 33%, 31%. It is a dark colour, so white text on it reaches 7.5:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#355A69#355A69
HEX#355A69
RGBrgb(53, 90, 105)
RGB (0–1)0.2078, 0.3529, 0.4118
RGB percentages20.8%, 35.3%, 41.2%
HSLhsl(197.3, 32.9%, 31%)
HSV / HSBhsv(197.3, 49.5%, 41.2%)
CMYK49.5%, 14.3%, 0%, 58.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,496,553
CSS custom property--colour: #355A69;

Brightness & contrast

Relative luminance0.09089WCAG 2.x, 0 is black and 1 is white
Perceived brightness82.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.45:1
Contrast with white7.45:1WCAG normal text: AAA
Contrast with black2.82:1WCAG normal text: Fail
Greyscale equivalent#535353
Inverted#CAA596

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#52586Ano red cones; affects about 1% of men; ΔE 10.9 from the original
Deuteranopia#4A5269no green cones; the most common form, about 1% of men; ΔE 11.6 from the original
Tritanopia#1C5F5Fno blue cones; rare, and affects men and women equally; ΔE 13.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text7.45:1WCAG large text: AAA
Contrast with black, large text2.82:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 10.7Dim grey · ΔE 17.5Slate grey · ΔE 18.1Light slate grey · ΔE 20.9Gray · ΔE 23.3Teal · ΔE 23.9
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 10.67, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#694435
Analogous#35695E, #354069
Triadic#69355A, #5A6935
Split complementary#693540, #695E35
Tetradic#5E3569, #694435, #406935

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9DBFCD
Lighter +30%#7BA9BC
Lighter +20%#5993AB
Lighter +10%#46778B
Darker −10%#243D47
Darker −20%#132025
Darker −30%#020303
Darker −40%#000000
More saturated +25%#21627D
Less saturated −25%#495255

Channel breakdown

R53
G90
B105
Red53 (20.8%)
Green90 (35.3%)
Blue105 (41.2%)
Hue197.31°
Saturation (HSL)32.91%
Lightness30.98%
Dominant channelBlue
Hex per channelR 35 · G 5A · B 69

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Every value on this page was computed from “355a69” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.