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Recognised as Colour

#05585C

  • #05585C
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#05585C is a cyan with RGB values 5, 88, 92 and HSL 183°, 90%, 19%. It is a dark colour, so white text on it reaches 8.2:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#05585C#05585C
HEX#05585C
RGBrgb(5, 88, 92)
RGB (0–1)0.0196, 0.3451, 0.3608
RGB percentages2%, 34.5%, 36.1%
HSLhsl(182.8, 89.7%, 19%)
HSV / HSBhsv(182.8, 94.6%, 36.1%)
CMYK94.6%, 4.3%, 0%, 63.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer350,300
CSS custom property--colour: #05585C;

Brightness & contrast

Relative luminance0.07784WCAG 2.x, 0 is black and 1 is white
Perceived brightness74.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.21:1
Contrast with white8.21:1WCAG normal text: AAA
Contrast with black2.56:1WCAG normal text: Fail
Greyscale equivalent#474747
Inverted#FAA7A3

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#50535Cno red cones; affects about 1% of men; ΔE 21.5 from the original
Deuteranopia#454B5Cno green cones; the most common form, about 1% of men; ΔE 22.3 from the original
Tritanopia#005C59no blue cones; rare, and affects men and women equally; ΔE 5.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.21:1WCAG large text: AAA
Contrast with black, large text2.56:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 10.2Teal · ΔE 17Dark cyan · ΔE 21.3Dim grey · ΔE 24.6Slate grey · ΔE 26.6Cadetblue · ΔE 27.7
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 10.16, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#5C0905
Analogous#055C34, #052D5C
Triadic#5C0558, #585C05
Split complementary#5C052D, #5C3505
Tetradic#34055C, #5C0905, #2D5C05

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#39ECF4
Lighter +30%#0DE3ED
Lighter +20%#0AB5BD
Lighter +10%#08868C
Darker −10%#022A2C
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#005D61
Less saturated −25%#114D50

Channel breakdown

R5
G88
B92
Red5 (2%)
Green88 (34.5%)
Blue92 (36.1%)
Hue182.76°
Saturation (HSL)89.69%
Lightness19.02%
Dominant channelBlue
Hex per channelR 05 · G 58 · B 5C

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Every value on this page was computed from “05585c” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.