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Colour

#3FEAFF

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

#3FEAFF is a cyan with RGB values 63, 234, 255 and HSL 187°, 100%, 62%. It is a light colour, so black text on it reaches 14.4:1 contrast (AAA for normal text). The nearest named colour is Dark turquoise.

Colour values

#3FEAFF#3FEAFF
HEX#3FEAFF
RGBrgb(63, 234, 255)
RGB (0–1)0.2471, 0.9176, 1
RGB percentages24.7%, 91.8%, 100%
HSLhsl(186.6, 100%, 62.4%)
HSV / HSBhsv(186.6, 75.3%, 100%)
CMYK75.3%, 8.2%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,188,927
CSS custom property--colour: #3FEAFF;

Brightness & contrast

Relative luminance0.67122WCAG 2.x, 0 is black and 1 is white
Perceived brightness201.8 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 14.42:1
Contrast with white1.46:1WCAG normal text: Fail
Contrast with black14.42:1WCAG normal text: AAA
Greyscale equivalent#C7C7C7
Inverted#C01500

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#D5E1FFno red cones; affects about 1% of men; ΔE 38.2 from the original
Deuteranopia#BBCEFFno green cones; the most common form, about 1% of men; ΔE 39.9 from the original
Tritanopia#00F5F0no blue cones; rare, and affects men and women equally; ΔE 17 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.46:1WCAG large text: Fail
Contrast with black, large text14.42:1WCAG large text: AAA

Named colours

Dark turquoise · ΔE 14.4Aqua · ΔE 16.1Cyan · ΔE 16.1Medium turquoise · ΔE 16.7Turquoise · ΔE 20.8Sky blue · ΔE 21.6
Nearest named CSS colourDark turquoise (#00CED1)ΔE 14.36, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FF543F
Analogous#3FFFB4, #3F8AFF
Triadic#FF3FEA, #EAFF3F
Split complementary#FF3F8A, #FFB43F
Tetradic#B43FFF, #FF543F, #8AFF3F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#D8FBFF
Lighter +20%#A5F5FF
Lighter +10%#72F0FF
Darker −10%#0CE4FF
Darker −20%#00C0D8
Darker −30%#0093A5
Darker −40%#006672
More saturated +25%#3FEAFF
Less saturated −25%#57D7E7

Channel breakdown

R63
G234
B255
Red63 (24.7%)
Green234 (91.8%)
Blue255 (100%)
Hue186.56°
Saturation (HSL)100%
Lightness62.35%
Dominant channelBlue
Hex per channelR 3F · G EA · B FF

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