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Recognised as Colour

#4DB3DB

  • #4DB3DB
  • Cyan
  • Dark
  • Nearest: Light skyblue

#4DB3DB is a cyan with RGB values 77, 179, 219 and HSL 197°, 66%, 58%. It is a dark colour, so black text on it reaches 8.8:1 contrast (AAA for normal text). The nearest named colour is Light skyblue.

Colour values

#4DB3DB#4DB3DB
HEX#4DB3DB
RGBrgb(77, 179, 219)
RGB (0–1)0.302, 0.702, 0.8588
RGB percentages30.2%, 70.2%, 85.9%
HSLhsl(196.9, 66.4%, 58%)
HSV / HSBhsv(196.9, 64.8%, 85.9%)
CMYK64.8%, 18.3%, 0%, 14.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,092,315
CSS custom property--colour: #4DB3DB;

Brightness & contrast

Relative luminance0.38932WCAG 2.x, 0 is black and 1 is white
Perceived brightness161.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.79:1
Contrast with white2.39:1WCAG normal text: Fail
Contrast with black8.79:1WCAG normal text: AAA
Greyscale equivalent#A0A0A0
Inverted#B24C24

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#9EB0DDno red cones; affects about 1% of men; ΔE 21.9 from the original
Deuteranopia#8AA1DBno green cones; the most common form, about 1% of men; ΔE 23.8 from the original
Tritanopia#00BFC0no blue cones; rare, and affects men and women equally; ΔE 27.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.39:1WCAG large text: Fail
Contrast with black, large text8.79:1WCAG large text: AAA

Named colours

Light skyblue · ΔE 12.8Sky blue · ΔE 13.2Deep skyblue · ΔE 14.2Steel blue · ΔE 21.3Cadetblue · ΔE 22.9Light steelblue · ΔE 23.3
Nearest named CSS colourLight skyblue (#87CEFA)ΔE 12.83, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DB754D
Analogous#4DDBBC, #4D6CDB
Triadic#DB4DB3, #B3DB4D
Split complementary#DB4D6C, #DBBC4D
Tetradic#BC4DDB, #DB754D, #6CDB4D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F7FBFD
Lighter +30%#CCE9F5
Lighter +20%#A2D7EC
Lighter +10%#77C5E4
Darker −10%#299ECC
Darker −20%#217DA1
Darker −30%#185C77
Darker −40%#0F3B4D
More saturated +25%#32BFF6
Less saturated −25%#68A7C0

Channel breakdown

R77
G179
B219
Red77 (30.2%)
Green179 (70.2%)
Blue219 (85.9%)
Hue196.9°
Saturation (HSL)66.36%
Lightness58.04%
Dominant channelBlue
Hex per channelR 4D · G B3 · B DB

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Every value on this page was computed from “4db3db” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.