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Recognised as Colour

#2DD7FF

  • #2DD7FF
  • Cyan
  • Light
  • Nearest: Sky blue

#2DD7FF is a cyan with RGB values 45, 215, 255 and HSL 191°, 100%, 59%. It is a light colour, so black text on it reaches 12.3:1 contrast (AAA for normal text). The nearest named colour is Sky blue.

Colour values

#2DD7FF#2DD7FF
HEX#2DD7FF
RGBrgb(45, 215, 255)
RGB (0–1)0.1765, 0.8431, 1
RGB percentages17.6%, 84.3%, 100%
HSLhsl(191.4, 100%, 58.8%)
HSV / HSBhsv(191.4, 82.4%, 100%)
CMYK82.4%, 15.7%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,004,415
CSS custom property--colour: #2DD7FF;

Brightness & contrast

Relative luminance0.56379WCAG 2.x, 0 is black and 1 is white
Perceived brightness187.5 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 12.28:1
Contrast with white1.71:1WCAG normal text: Fail
Contrast with black12.28:1WCAG normal text: AAA
Greyscale equivalent#B6B6B6
Inverted#D22800

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#BED1FFno red cones; affects about 1% of men; ΔE 32.3 from the original
Deuteranopia#A3BDFFno green cones; the most common form, about 1% of men; ΔE 35 from the original
Tritanopia#00E4E4no blue cones; rare, and affects men and women equally; ΔE 24.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.71:1WCAG large text: Fail
Contrast with black, large text12.28:1WCAG large text: AAA

Named colours

Sky blue · ΔE 16.5Deep skyblue · ΔE 16.9Light skyblue · ΔE 17.3Dark turquoise · ΔE 21.9Medium turquoise · ΔE 24.9Light blue · ΔE 26.4
Nearest named CSS colourSky blue (#87CEEB)ΔE 16.47, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FF552D
Analogous#2DFFBE, #2D6EFF
Triadic#FF2DD7, #D7FF2D
Split complementary#FF2D6E, #FFBE2D
Tetradic#BE2DFF, #FF552D, #6EFF2D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F9FEFF
Lighter +30%#C6F4FF
Lighter +20%#93EAFF
Lighter +10%#60E1FF
Darker −10%#00CAF9
Darker −20%#00A0C6
Darker −30%#007793
Darker −40%#004E60
More saturated +25%#2DD7FF
Less saturated −25%#47C7E5

Channel breakdown

R45
G215
B255
Red45 (17.6%)
Green215 (84.3%)
Blue255 (100%)
Hue191.43°
Saturation (HSL)100%
Lightness58.82%
Dominant channelBlue
Hex per channelR 2D · G D7 · B FF

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Every value on this page was computed from “2dd7ff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.