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Recognised as Colour

#20B1DF

  • #20B1DF
  • Cyan
  • Dark
  • Nearest: Deep skyblue

#20B1DF is a cyan with RGB values 32, 177, 223 and HSL 194°, 75%, 50%. It is a dark colour, so black text on it reaches 8.4:1 contrast (AAA for normal text). The nearest named colour is Deep skyblue.

Colour values

#20B1DF#20B1DF
HEX#20B1DF
RGBrgb(32, 177, 223)
RGB (0–1)0.1255, 0.6941, 0.8745
RGB percentages12.5%, 69.4%, 87.5%
HSLhsl(194.5, 74.9%, 50%)
HSV / HSBhsv(194.5, 85.7%, 87.5%)
CMYK85.7%, 20.6%, 0%, 12.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,142,687
CSS custom property--colour: #20B1DF;

Brightness & contrast

Relative luminance0.37079WCAG 2.x, 0 is black and 1 is white
Perceived brightness156.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.42:1
Contrast with white2.5:1WCAG normal text: Fail
Contrast with black8.42:1WCAG normal text: AAA
Greyscale equivalent#959595
Inverted#DF4E20

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#98ADE1no red cones; affects about 1% of men; ΔE 25.7 from the original
Deuteranopia#809CDEno green cones; the most common form, about 1% of men; ΔE 27.6 from the original
Tritanopia#00BEC0no blue cones; rare, and affects men and women equally; ΔE 27.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.5:1WCAG large text: Fail
Contrast with black, large text8.42:1WCAG large text: AAA

Named colours

Deep skyblue · ΔE 10.9Light skyblue · ΔE 16.2Sky blue · ΔE 17.7Steel blue · ΔE 21.9Cadetblue · ΔE 26.6Light steelblue · ΔE 28.4
Nearest named CSS colourDeep skyblue (#00BFFF)ΔE 10.94, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DF4E20
Analogous#20DFAD, #2052DF
Triadic#DF20B1, #B1DF20
Split complementary#DF2052, #DFAE20
Tetradic#AD20DF, #DF4E20, #52DF20

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D2EFF9
Lighter +30%#A6E0F2
Lighter +20%#79D0EC
Lighter +10%#4DC1E5
Darker −10%#1A8EB2
Darker −20%#136A86
Darker −30%#0D4759
Darker −40%#06232D
More saturated +25%#00C2FF
Less saturated −25%#40A0BF

Channel breakdown

R32
G177
B223
Red32 (12.5%)
Green177 (69.4%)
Blue223 (87.5%)
Hue194.45°
Saturation (HSL)74.9%
Lightness50%
Dominant channelBlue
Hex per channelR 20 · G B1 · B DF

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Every value on this page was computed from “20b1df” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.