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Recognised as Colour

#3FB3C0

  • #3FB3C0
  • Cyan
  • Dark
  • Nearest: Cadetblue

#3FB3C0 is a cyan with RGB values 63, 179, 192 and HSL 186°, 51%, 50%. It is a dark colour, so black text on it reaches 8.4:1 contrast (AAA for normal text). The nearest named colour is Cadetblue.

Colour values

#3FB3C0#3FB3C0
HEX#3FB3C0
RGBrgb(63, 179, 192)
RGB (0–1)0.2471, 0.702, 0.7529
RGB percentages24.7%, 70.2%, 75.3%
HSLhsl(186, 50.6%, 50%)
HSV / HSBhsv(186, 67.2%, 75.3%)
CMYK67.2%, 6.8%, 0%, 24.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,174,784
CSS custom property--colour: #3FB3C0;

Brightness & contrast

Relative luminance0.37103WCAG 2.x, 0 is black and 1 is white
Perceived brightness155.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.42:1
Contrast with white2.49:1WCAG normal text: Fail
Contrast with black8.42:1WCAG normal text: AAA
Greyscale equivalent#9B9B9B
Inverted#C04C3F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A5ACC1no red cones; affects about 1% of men; ΔE 30.2 from the original
Deuteranopia#929EC0no green cones; the most common form, about 1% of men; ΔE 31.3 from the original
Tritanopia#00BAB7no blue cones; rare, and affects men and women equally; ΔE 12.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.49:1WCAG large text: Fail
Contrast with black, large text8.42:1WCAG large text: AAA

Named colours

Cadetblue · ΔE 13.4Light seagreen · ΔE 13.8Dark turquoise · ΔE 14.8Medium turquoise · ΔE 15.5Dark cyan · ΔE 17Sky blue · ΔE 18.3
Nearest named CSS colourCadetblue (#5F9EA0)ΔE 13.44, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C04C3F
Analogous#3FC08C, #3F73C0
Triadic#C03FB3, #B3C03F
Split complementary#C03F72, #C08C3F
Tetradic#8D3FC0, #C04C3F, #73C03F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D9F0F2
Lighter +30%#B2E1E6
Lighter +20%#8CD1D9
Lighter +10%#65C2CD
Darker −10%#328F9A
Darker −20%#266B73
Darker −30%#19484D
Darker −40%#0D2426
More saturated +25%#1FCCE0
Less saturated −25%#5F9AA0

Channel breakdown

R63
G179
B192
Red63 (24.7%)
Green179 (70.2%)
Blue192 (75.3%)
Hue186.05°
Saturation (HSL)50.59%
Lightness50%
Dominant channelBlue
Hex per channelR 3F · G B3 · B C0

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Every value on this page was computed from “3fb3c0” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.