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Recognised as Colour

#4BD9F2

  • #4BD9F2
  • Cyan
  • Light
  • Nearest: Dark turquoise

#4BD9F2 is a cyan with RGB values 75, 217, 242 and HSL 189°, 87%, 62%. It is a light colour, so black text on it reaches 12.5:1 contrast (AAA for normal text). The nearest named colour is Dark turquoise.

Colour values

#4BD9F2#4BD9F2
HEX#4BD9F2
RGBrgb(75, 217, 242)
RGB (0–1)0.2941, 0.851, 0.949
RGB percentages29.4%, 85.1%, 94.9%
HSLhsl(189, 86.5%, 62.2%)
HSV / HSBhsv(189, 69%, 94.9%)
CMYK69%, 10.3%, 0%, 5.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,970,994
CSS custom property--colour: #4BD9F2;

Brightness & contrast

Relative luminance0.57532WCAG 2.x, 0 is black and 1 is white
Perceived brightness189.7 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 12.51:1
Contrast with white1.68:1WCAG normal text: Fail
Contrast with black12.51:1WCAG normal text: AAA
Greyscale equivalent#BDBDBD
Inverted#B4260D

Colour vision & accessibility

Protanopia#C5D2F3no red cones; affects about 1% of men; ΔE 32.9 from the original
Deuteranopia#AEC0F2no green cones; the most common form, about 1% of men; ΔE 35 from the original
Tritanopia#00E3E1no 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 text1.68:1WCAG large text: Fail
Contrast with black, large text12.51:1WCAG large text: AAA

Named colours

Nearest named CSS colourDark turquoise (#00CED1)ΔE 15.05, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#F2644B
Analogous#4BF2B7, #4B86F2
Triadic#F24BD9, #D9F24B
Split complementary#F24B86, #F2B74B
Tetradic#B74BF2, #F2644B, #86F24B

Tints, shades & saturation

Lighter +40%#FFFFFF
Lighter +30%#DAF7FC
Lighter +20%#AAEDF9
Lighter +10%#7BE3F5
Darker −10%#1BCFEF
Darker −20%#0EADC9
Darker −30%#0B8499
Darker −40%#085B69
More saturated +25%#3EE2FF
Less saturated −25%#63C8DA

Channel breakdown

R75
G217
B242
Red75 (29.4%)
Green217 (85.1%)
Blue242 (94.9%)
Hue188.98°
Saturation (HSL)86.53%
Lightness62.16%
Dominant channelBlue
Hex per channelR 4B · G D9 · B F2

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Every value on this page was computed from “4bd9f2” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.