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Recognised as Colour

#355E5F

  • #355E5F
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#355E5F is a cyan with RGB values 53, 94, 95 and HSL 181°, 28%, 29%. It is a dark colour, so white text on it reaches 7.2:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#355E5F#355E5F
HEX#355E5F
RGBrgb(53, 94, 95)
RGB (0–1)0.2078, 0.3686, 0.3725
RGB percentages20.8%, 36.9%, 37.3%
HSLhsl(181.4, 28.4%, 29%)
HSV / HSBhsv(181.4, 44.2%, 37.3%)
CMYK44.2%, 1.1%, 0%, 62.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,497,567
CSS custom property--colour: #355E5F;

Brightness & contrast

Relative luminance0.09589WCAG 2.x, 0 is black and 1 is white
Perceived brightness84 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.2:1
Contrast with white7.2:1WCAG normal text: AAA
Contrast with black2.92:1WCAG normal text: Fail
Greyscale equivalent#555555
Inverted#CAA1A0

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#595B5Fno red cones; affects about 1% of men; ΔE 14.4 from the original
Deuteranopia#51555Fno green cones; the most common form, about 1% of men; ΔE 14.9 from the original
Tritanopia#22615Eno blue cones; rare, and affects men and women equally; ΔE 6.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text7.2:1WCAG large text: AAA
Contrast with black, large text2.92:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 6.4Dim grey · ΔE 16.6Teal · ΔE 18.8Slate grey · ΔE 20.5Gray · ΔE 22.3Dark cyan · ΔE 22.8
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 6.43, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#5F3635
Analogous#355F4B, #35495F
Triadic#5F355E, #5E5F35
Split complementary#5F3549, #5F4B35
Tetradic#4B355F, #5F3635, #495F35

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9AC5C6
Lighter +30%#79B3B4
Lighter +20%#5A9FA0
Lighter +10%#477E80
Darker −10%#233E3E
Darker −20%#101D1E
Darker −30%#000000
Darker −40%#000000
More saturated +25%#237072
Less saturated −25%#484C4D

Channel breakdown

R53
G94
B95
Red53 (20.8%)
Green94 (36.9%)
Blue95 (37.3%)
Hue181.43°
Saturation (HSL)28.38%
Lightness29.02%
Dominant channelBlue
Hex per channelR 35 · G 5E · B 5F

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Every value on this page was computed from “355e5f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.