Nerdulator> put something in

Recognised as Colour

#355D66

  • #355D66
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#355D66 is a cyan with RGB values 53, 93, 102 and HSL 191°, 32%, 30%. 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

#355D66#355D66
HEX#355D66
RGBrgb(53, 93, 102)
RGB (0–1)0.2078, 0.3647, 0.4
RGB percentages20.8%, 36.5%, 40%
HSLhsl(191, 31.6%, 30.4%)
HSV / HSBhsv(191, 48%, 40%)
CMYK48%, 8.8%, 0%, 60%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,497,318
CSS custom property--colour: #355D66;

Brightness & contrast

Relative luminance0.09545WCAG 2.x, 0 is black and 1 is white
Perceived brightness84.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.22:1
Contrast with white7.22:1WCAG normal text: AAA
Contrast with black2.91:1WCAG normal text: Fail
Greyscale equivalent#555555
Inverted#CAA299

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#565A67no red cones; affects about 1% of men; ΔE 13 from the original
Deuteranopia#4E5566no green cones; the most common form, about 1% of men; ΔE 12.9 from the original
Tritanopia#1D6160no blue cones; rare, and affects men and women equally; ΔE 10.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text7.22:1WCAG large text: AAA
Contrast with black, large text2.91:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 8.2Dim grey · ΔE 16.6Slate grey · ΔE 18.4Teal · ΔE 20.8Light slate grey · ΔE 21.1Gray · ΔE 22.3
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 8.19, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#663E35
Analogous#356657, #354566
Triadic#66355D, #5D6635
Split complementary#663545, #665735
Tetradic#573566, #663E35, #456635

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9CC3CB
Lighter +30%#7AAEBA
Lighter +20%#599AA8
Lighter +10%#467C88
Darker −10%#243E44
Darker −20%#122023
Darker −30%#010101
Darker −40%#000000
More saturated +25%#226979
Less saturated −25%#485153

Channel breakdown

R53
G93
B102
Red53 (20.8%)
Green93 (36.5%)
Blue102 (40%)
Hue191.02°
Saturation (HSL)31.61%
Lightness30.39%
Dominant channelBlue
Hex per channelR 35 · G 5D · B 66

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Nerdulate something else

Nothing in mind? Surprise me · today’s page

Every value on this page was computed from “355d66” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.