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Recognised as Colour

#3FBB90

  • #3FBB90
  • Cyan
  • Dark
  • Nearest: Medium aquamarine

#3FBB90 is a cyan with RGB values 63, 187, 144 and HSL 159°, 50%, 49%. It is a dark colour, so black text on it reaches 8.7:1 contrast (AAA for normal text). The nearest named colour is Medium aquamarine.

Colour values

#3FBB90#3FBB90
HEX#3FBB90
RGBrgb(63, 187, 144)
RGB (0–1)0.2471, 0.7333, 0.5647
RGB percentages24.7%, 73.3%, 56.5%
HSLhsl(159.2, 49.6%, 49%)
HSV / HSBhsv(159.2, 66.3%, 73.3%)
CMYK66.3%, 0%, 23%, 26.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,176,784
CSS custom property--colour: #3FBB90;

Brightness & contrast

Relative luminance0.38611WCAG 2.x, 0 is black and 1 is white
Perceived brightness155.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.72:1
Contrast with white2.41:1WCAG normal text: Fail
Contrast with black8.72:1WCAG normal text: AAA
Greyscale equivalent#9E9E9E
Inverted#C0446F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#B7AE8Eno red cones; affects about 1% of men; ΔE 42.8 from the original
Deuteranopia#A6A293no green cones; the most common form, about 1% of men; ΔE 43.3 from the original
Tritanopia#00BBAFno blue cones; rare, and affects men and women equally; ΔE 17.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.41:1WCAG large text: Fail
Contrast with black, large text8.72:1WCAG large text: AAA

Named colours

Medium aquamarine · ΔE 10.1Medium seagreen · ΔE 13.3Sea green · ΔE 19.3Light seagreen · ΔE 19.7Turquoise · ΔE 20.5Dark seagreen · ΔE 21.7
Nearest named CSS colourMedium aquamarine (#66CDAA)ΔE 10.08, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BB3F6A
Analogous#3FBB52, #3FA8BB
Triadic#903FBB, #BB903F
Split complementary#BB3FA8, #BB523F
Tetradic#523FBB, #BB3F6A, #A8BB3F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D5F1E7
Lighter +30%#AFE4D2
Lighter +20%#89D7BC
Lighter +10%#63CAA6
Darker −10%#329573
Darker −20%#256F55
Darker −30%#184938
Darker −40%#0C221A
More saturated +25%#20DA9A
Less saturated −25%#5E9C86

Channel breakdown

R63
G187
B144
Red63 (24.7%)
Green187 (73.3%)
Blue144 (56.5%)
Hue159.19°
Saturation (HSL)49.6%
Lightness49.02%
Dominant channelGreen
Hex per channelR 3F · G BB · B 90

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Every value on this page was computed from “3fbb90” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.