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Recognised as Colour

#3FA4AD

  • #3FA4AD
  • Cyan
  • Dark
  • Nearest: Cadetblue

#3FA4AD is a cyan with RGB values 63, 164, 173 and HSL 185°, 47%, 46%. It is a dark colour, so black text on it reaches 7.1:1 contrast (AAA for normal text). The nearest named colour is Cadetblue.

Colour values

#3FA4AD#3FA4AD
HEX#3FA4AD
RGBrgb(63, 164, 173)
RGB (0–1)0.2471, 0.6431, 0.6784
RGB percentages24.7%, 64.3%, 67.8%
HSLhsl(184.9, 46.6%, 46.3%)
HSV / HSBhsv(184.9, 63.6%, 67.8%)
CMYK63.6%, 5.2%, 0%, 32.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,170,925
CSS custom property--colour: #3FA4AD;

Brightness & contrast

Relative luminance0.30625WCAG 2.x, 0 is black and 1 is white
Perceived brightness142.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.12:1
Contrast with white2.95:1WCAG normal text: Fail
Contrast with black7.12:1WCAG normal text: AAA
Greyscale equivalent#8F8F8F
Inverted#C05B52

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#989DAEno red cones; affects about 1% of men; ΔE 28.2 from the original
Deuteranopia#8791ADno green cones; the most common form, about 1% of men; ΔE 28.8 from the original
Tritanopia#00AAA7no blue cones; rare, and affects men and women equally; ΔE 11.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.95:1WCAG large text: Fail
Contrast with black, large text7.12:1WCAG large text: AAA

Named colours

Cadetblue · ΔE 8.7Dark cyan · ΔE 11.8Light seagreen · ΔE 13.9Teal · ΔE 15Dark turquoise · ΔE 19.2Medium turquoise · ΔE 19.2
Nearest named CSS colourCadetblue (#5F9EA0)ΔE 8.74, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AD483F
Analogous#3FAD7F, #3F6DAD
Triadic#AD3FA4, #A4AD3F
Split complementary#AD3F6D, #AD7F3F
Tetradic#7F3FAD, #AD483F, #6DAD3F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CCEAEC
Lighter +30%#A6DADF
Lighter +20%#81CBD1
Lighter +10%#5CBBC3
Darker −10%#318188
Darker −20%#245D62
Darker −30%#163A3D
Darker −40%#091617
More saturated +25%#21BDCB
Less saturated −25%#5D8B8F

Channel breakdown

R63
G164
B173
Red63 (24.7%)
Green164 (64.3%)
Blue173 (67.8%)
Hue184.91°
Saturation (HSL)46.61%
Lightness46.27%
Dominant channelBlue
Hex per channelR 3F · G A4 · B AD

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Every value on this page was computed from “3fa4ad” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.