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Recognised as Colour

#365F73

  • #365F73
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#365F73 is a cyan with RGB values 54, 95, 115 and HSL 200°, 36%, 33%. It is a dark colour, so white text on it reaches 6.9:1 contrast (AA for normal text). The nearest named colour is Dark slate grey.

Colour values

#365F73#365F73
HEX#365F73
RGBrgb(54, 95, 115)
RGB (0–1)0.2118, 0.3725, 0.451
RGB percentages21.2%, 37.3%, 45.1%
HSLhsl(199.7, 36.1%, 33.1%)
HSV / HSBhsv(199.7, 53%, 45.1%)
CMYK53%, 17.4%, 0%, 54.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,563,379
CSS custom property--colour: #365F73;

Brightness & contrast

Relative luminance0.10206WCAG 2.x, 0 is black and 1 is white
Perceived brightness87.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.9:1
Contrast with white6.9:1WCAG normal text: AA
Contrast with black3.04:1WCAG normal text: Fail
Greyscale equivalent#585858
Inverted#C9A08C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#555E74no red cones; affects about 1% of men; ΔE 10.6 from the original
Deuteranopia#4C5773no green cones; the most common form, about 1% of men; ΔE 11.5 from the original
Tritanopia#146565no blue cones; rare, and affects men and women equally; ΔE 17 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text6.9:1WCAG large text: AAA
Contrast with black, large text3.04:1WCAG large text: AA

Named colours

Dark slate grey · ΔE 14.3Slate grey · ΔE 16.7Dim grey · ΔE 18.8Light slate grey · ΔE 19.3Steel blue · ΔE 22.2Gray · ΔE 23.5
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 14.31, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#734A36
Analogous#367369, #364073
Triadic#73365F, #5F7336
Split complementary#733640, #736936
Tetradic#693673, #734A36, #407336

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A2C3D3
Lighter +30%#7FADC3
Lighter +20%#5C96B3
Lighter +10%#467C96
Darker −10%#264250
Darker −20%#15262E
Darker −30%#05090B
Darker −40%#000000
More saturated +25%#216688
Less saturated −25%#4B585E

Channel breakdown

R54
G95
B115
Red54 (21.2%)
Green95 (37.3%)
Blue115 (45.1%)
Hue199.67°
Saturation (HSL)36.09%
Lightness33.14%
Dominant channelBlue
Hex per channelR 36 · G 5F · B 73

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Every value on this page was computed from “365f73” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.