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Recognised as Colour

#3FA59F

  • #3FA59F
  • Cyan
  • Dark
  • Nearest: Light seagreen

#3FA59F is a cyan with RGB values 63, 165, 159 and HSL 176°, 45%, 45%. It is a dark colour, so black text on it reaches 7.1:1 contrast (AAA for normal text). The nearest named colour is Light seagreen.

Colour values

#3FA59F#3FA59F
HEX#3FA59F
RGBrgb(63, 165, 159)
RGB (0–1)0.2471, 0.6471, 0.6235
RGB percentages24.7%, 64.7%, 62.4%
HSLhsl(176.5, 44.7%, 44.7%)
HSV / HSBhsv(176.5, 61.8%, 64.7%)
CMYK61.8%, 0%, 3.6%, 35.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,171,167
CSS custom property--colour: #3FA59F;

Brightness & contrast

Relative luminance0.3047WCAG 2.x, 0 is black and 1 is white
Perceived brightness141.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.09:1
Contrast with white2.96:1WCAG normal text: Fail
Contrast with black7.09:1WCAG normal text: AAA
Greyscale equivalent#8F8F8F
Inverted#C05A60

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#9C9D9Fno red cones; affects about 1% of men; ΔE 31 from the original
Deuteranopia#8C91A0no green cones; the most common form, about 1% of men; ΔE 32.1 from the original
Tritanopia#00A9A3no blue cones; rare, and affects men and women equally; ΔE 6.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.96:1WCAG large text: Fail
Contrast with black, large text7.09:1WCAG large text: AAA

Named colours

Light seagreen · ΔE 7.9Dark cyan · ΔE 10.4Cadetblue · ΔE 11.1Teal · ΔE 14.2Medium turquoise · ΔE 16.5Dark turquoise · ΔE 18.1
Nearest named CSS colourLight seagreen (#20B2AA)ΔE 7.91, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A53F45
Analogous#3FA56C, #3F78A5
Triadic#9F3FA5, #A59F3F
Split complementary#A53F78, #A56C3F
Tetradic#6C3FA5, #A53F45, #78A53F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C7E9E7
Lighter +30%#A2DBD8
Lighter +20%#7DCDC9
Lighter +10%#58BFB9
Darker −10%#31807B
Darker −20%#235B58
Darker −30%#153634
Darker −40%#071111
More saturated +25%#23C2B8
Less saturated −25%#5C8986

Channel breakdown

R63
G165
B159
Red63 (24.7%)
Green165 (64.7%)
Blue159 (62.4%)
Hue176.47°
Saturation (HSL)44.74%
Lightness44.71%
Dominant channelGreen
Hex per channelR 3F · G A5 · B 9F

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Every value on this page was computed from “3fa59f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.