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Colour

#17534C

  • #17534C
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#17534C is a cyan with RGB values 23, 83, 76 and HSL 173°, 57%, 21%. It is a dark colour, so white text on it reaches 8.8:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#17534C#17534C
HEX#17534C
RGBrgb(23, 83, 76)
RGB (0–1)0.0902, 0.3255, 0.298
RGB percentages9%, 32.5%, 29.8%
HSLhsl(173, 56.6%, 20.8%)
HSV / HSBhsv(173, 72.3%, 32.5%)
CMYK72.3%, 0%, 8.4%, 67.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,528,652
CSS custom property--colour: #17534C;

Brightness & contrast

Relative luminance0.0689WCAG 2.x, 0 is black and 1 is white
Perceived brightness69.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.83:1
Contrast with white8.83:1WCAG normal text: AAA
Contrast with black2.38:1WCAG normal text: Fail
Greyscale equivalent#464646
Inverted#E8ACB3

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4F4E4Cno red cones; affects about 1% of men; ΔE 21 from the original
Deuteranopia#46484Dno green cones; the most common form, about 1% of men; ΔE 21.2 from the original
Tritanopia#005551no blue cones; rare, and affects men and women equally; ΔE 3.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.83:1WCAG large text: AAA
Contrast with black, large text2.38:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 9.4Teal · ΔE 19.8Dark cyan · ΔE 24.1Dim grey · ΔE 24.5Slate grey · ΔE 29.7Cadetblue · ΔE 30.2
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 9.36, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#53171E
Analogous#17532E, #173C53
Triadic#4C1753, #534C17
Split complementary#53173C, #532E17
Tetradic#2E1753, #53171E, #3C5317

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#62D4C6
Lighter +30%#3AC9B8
Lighter +20%#2DA395
Lighter +10%#227B71
Darker −10%#0C2B27
Darker −20%#010303
Darker −30%#000000
Darker −40%#000000
More saturated +25%#0A6056
Less saturated −25%#244642

Channel breakdown

R23
G83
B76
Red23 (9%)
Green83 (32.5%)
Blue76 (29.8%)
Hue173°
Saturation (HSL)56.6%
Lightness20.78%
Dominant channelGreen
Hex per channelR 17 · G 53 · B 4C

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Every value on this page was computed from “17534c” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.