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Recognised as Colour

#4BD1B2

  • #4BD1B2
  • Cyan
  • Light
  • Nearest: Medium aquamarine

#4BD1B2 is a cyan with RGB values 75, 209, 178 and HSL 166°, 59%, 56%. It is a light colour, so black text on it reaches 11.1:1 contrast (AAA for normal text). The nearest named colour is Medium aquamarine.

Colour values

#4BD1B2#4BD1B2
HEX#4BD1B2
RGBrgb(75, 209, 178)
RGB (0–1)0.2941, 0.8196, 0.698
RGB percentages29.4%, 82%, 69.8%
HSLhsl(166.1, 59.3%, 55.7%)
HSV / HSBhsv(166.1, 64.1%, 82%)
CMYK64.1%, 0%, 14.8%, 18%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,968,882
CSS custom property--colour: #4BD1B2;

Brightness & contrast

Relative luminance0.50311WCAG 2.x, 0 is black and 1 is white
Perceived brightness175.9 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 11.06:1
Contrast with white1.9:1WCAG normal text: Fail
Contrast with black11.06:1WCAG normal text: AAA
Greyscale equivalent#B2B2B2
Inverted#B42E4D

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#CAC4B1no red cones; affects about 1% of men; ΔE 43 from the original
Deuteranopia#B7B6B4no green cones; the most common form, about 1% of men; ΔE 43.8 from the original
Tritanopia#00D3C8no blue cones; rare, and affects men and women equally; ΔE 11.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.9:1WCAG large text: Fail
Contrast with black, large text11.06:1WCAG large text: AAA

Named colours

Medium aquamarine · ΔE 6.4Turquoise · ΔE 10.1Medium turquoise · ΔE 14.5Light seagreen · ΔE 16.4Aquamarine · ΔE 16.7Dark turquoise · ΔE 18.6
Nearest named CSS colourMedium aquamarine (#66CDAA)ΔE 6.44, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D14B6A
Analogous#4BD16F, #4BADD1
Triadic#B24BD1, #D1B24B
Split complementary#D14BAD, #D16F4B
Tetradic#6F4BD1, #D14B6A, #ADD14B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#EDFBF8
Lighter +30%#C5F0E6
Lighter +20%#9CE6D5
Lighter +10%#74DBC3
Darker −10%#2FBA9A
Darker −20%#259178
Darker −30%#1B6856
Darker −40%#104035
More saturated +25%#2FEDC1
Less saturated −25%#67B5A3

Channel breakdown

R75
G209
B178
Red75 (29.4%)
Green209 (82%)
Blue178 (69.8%)
Hue166.12°
Saturation (HSL)59.29%
Lightness55.69%
Dominant channelGreen
Hex per channelR 4B · G D1 · B B2

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Every value on this page was computed from “4bd1b2” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.