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Recognised as Colour

#20B5FF

  • #20B5FF
  • Cyan
  • Dark
  • Nearest: Deep skyblue

#20B5FF is a cyan with RGB values 32, 181, 255 and HSL 200°, 100%, 56%. It is a dark colour, so black text on it reaches 9.1:1 contrast (AAA for normal text). The nearest named colour is Deep skyblue.

Colour values

#20B5FF#20B5FF
HEX#20B5FF
RGBrgb(32, 181, 255)
RGB (0–1)0.1255, 0.7098, 1
RGB percentages12.5%, 71%, 100%
HSLhsl(199.9, 100%, 56.3%)
HSV / HSBhsv(199.9, 87.5%, 100%)
CMYK87.5%, 29%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,143,743
CSS custom property--colour: #20B5FF;

Brightness & contrast

Relative luminance0.40575WCAG 2.x, 0 is black and 1 is white
Perceived brightness164.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.11:1
Contrast with white2.3:1WCAG normal text: Fail
Contrast with black9.11:1WCAG normal text: AAA
Greyscale equivalent#9B9B9B
Inverted#DF4A00

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#91B5FFno red cones; affects about 1% of men; ΔE 19.2 from the original
Deuteranopia#74A2FEno green cones; the most common form, about 1% of men; ΔE 22.1 from the original
Tritanopia#00C8CFno blue cones; rare, and affects men and women equally; ΔE 41.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.3:1WCAG large text: Fail
Contrast with black, large text9.11:1WCAG large text: AAA

Named colours

Deep skyblue · ΔE 8.1Light skyblue · ΔE 20.7Cornflower blue · ΔE 22.2Steel blue · ΔE 23.8Sky blue · ΔE 27.3Dodgerblue · ΔE 28.9
Nearest named CSS colourDeep skyblue (#00BFFF)ΔE 8.13, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FF6A20
Analogous#20FFD9, #2046FF
Triadic#FF20B5, #B5FF20
Split complementary#FF2046, #FFD920
Tetradic#D920FF, #FF6A20, #46FF20

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#ECF9FF
Lighter +30%#B9E8FF
Lighter +20%#86D7FF
Lighter +10%#53C6FF
Darker −10%#009EEC
Darker −20%#007CB9
Darker −30%#005A86
Darker −40%#003753
More saturated +25%#20B5FF
Less saturated −25%#3CACE3

Channel breakdown

R32
G181
B255
Red32 (12.5%)
Green181 (71%)
Blue255 (100%)
Hue199.91°
Saturation (HSL)100%
Lightness56.27%
Dominant channelBlue
Hex per channelR 20 · G B5 · B FF

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Every value on this page was computed from “20b5ff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.