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Recognised as Colour

#3FE5FF

  • #3FE5FF
  • Cyan
  • Light
  • Nearest: Dark turquoise

#3FE5FF is a cyan with RGB values 63, 229, 255 and HSL 188°, 100%, 62%. It is a light colour, so black text on it reaches 13.9:1 contrast (AAA for normal text). The nearest named colour is Dark turquoise.

Colour values

#3FE5FF#3FE5FF
HEX#3FE5FF
RGBrgb(63, 229, 255)
RGB (0–1)0.2471, 0.898, 1
RGB percentages24.7%, 89.8%, 100%
HSLhsl(188.1, 100%, 62.4%)
HSV / HSBhsv(188.1, 75.3%, 100%)
CMYK75.3%, 10.2%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,187,647
CSS custom property--colour: #3FE5FF;

Brightness & contrast

Relative luminance0.64315WCAG 2.x, 0 is black and 1 is white
Perceived brightness198.5 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 13.86:1
Contrast with white1.51:1WCAG normal text: Fail
Contrast with black13.86:1WCAG normal text: AAA
Greyscale equivalent#C4C4C4
Inverted#C01A00

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#D0DDFFno red cones; affects about 1% of men; ΔE 36.4 from the original
Deuteranopia#B5CAFFno green cones; the most common form, about 1% of men; ΔE 38 from the original
Tritanopia#00F0EDno blue cones; rare, and affects men and women equally; ΔE 18.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.51:1WCAG large text: Fail
Contrast with black, large text13.86:1WCAG large text: AAA

Named colours

Dark turquoise · ΔE 15.8Medium turquoise · ΔE 18.3Sky blue · ΔE 19.2Aqua · ΔE 19.6Cyan · ΔE 19.6Light skyblue · ΔE 23
Nearest named CSS colourDark turquoise (#00CED1)ΔE 15.8, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FF593F
Analogous#3FFFB9, #3F85FF
Triadic#FF3FE5, #E5FF3F
Split complementary#FF3F85, #FFB93F
Tetradic#B93FFF, #FF593F, #85FF3F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#D8FAFF
Lighter +20%#A5F3FF
Lighter +10%#72ECFF
Darker −10%#0CDEFF
Darker −20%#00BBD8
Darker −30%#008FA5
Darker −40%#006372
More saturated +25%#3FE5FF
Less saturated −25%#57D4E7

Channel breakdown

R63
G229
B255
Red63 (24.7%)
Green229 (89.8%)
Blue255 (100%)
Hue188.13°
Saturation (HSL)100%
Lightness62.35%
Dominant channelBlue
Hex per channelR 3F · G E5 · B FF

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Every value on this page was computed from “3fe5ff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.