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Recognised as Colour

#4BD5DF

  • #4BD5DF
  • Cyan
  • Light
  • Nearest: Dark turquoise

#4BD5DF is a cyan with RGB values 75, 213, 223 and HSL 184°, 70%, 58%. It is a light colour, so black text on it reaches 11.9:1 contrast (AAA for normal text). The nearest named colour is Dark turquoise.

Colour values

#4BD5DF#4BD5DF
HEX#4BD5DF
RGBrgb(75, 213, 223)
RGB (0–1)0.2941, 0.8353, 0.8745
RGB percentages29.4%, 83.5%, 87.5%
HSLhsl(184.1, 69.8%, 58.4%)
HSV / HSBhsv(184.1, 66.4%, 87.5%)
CMYK66.4%, 4.5%, 0%, 12.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,969,951
CSS custom property--colour: #4BD5DF;

Brightness & contrast

Relative luminance0.54412WCAG 2.x, 0 is black and 1 is white
Perceived brightness184.3 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 11.88:1
Contrast with white1.77:1WCAG normal text: Fail
Contrast with black11.88:1WCAG normal text: AAA
Greyscale equivalent#B8B8B8
Inverted#B42A20

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#C5CCE0no red cones; affects about 1% of men; ΔE 35.5 from the original
Deuteranopia#AFBCE0no green cones; the most common form, about 1% of men; ΔE 36.9 from the original
Tritanopia#00DDD8no blue cones; rare, and affects men and women equally; ΔE 12.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.77:1WCAG large text: Fail
Contrast with black, large text11.88:1WCAG large text: AAA

Named colours

Dark turquoise · ΔE 7.8Medium turquoise · ΔE 8.6Turquoise · ΔE 16.1Light seagreen · ΔE 16.5Aqua · ΔE 19.3Cyan · ΔE 19.3
Nearest named CSS colourDark turquoise (#00CED1)ΔE 7.77, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DF554B
Analogous#4BDF9F, #4B8BDF
Triadic#DF4BD5, #D5DF4B
Split complementary#DF4B8B, #DF9F4B
Tetradic#9F4BDF, #DF554B, #8BDF4B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F8FDFE
Lighter +30%#CDF3F6
Lighter +20%#A2E9EE
Lighter +10%#76DFE7
Darker −10%#25C6D2
Darker −20%#1E9DA6
Darker −30%#16747B
Darker −40%#0E4B50
More saturated +25%#31ECFA
Less saturated −25%#66BEC4

Channel breakdown

R75
G213
B223
Red75 (29.4%)
Green213 (83.5%)
Blue223 (87.5%)
Hue184.05°
Saturation (HSL)69.81%
Lightness58.43%
Dominant channelBlue
Hex per channelR 4B · G D5 · B DF

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Every value on this page was computed from “4bd5df” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.