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Recognised as Colour

#337D73

  • #337D73
  • Cyan
  • Dark
  • Nearest: Teal

#337D73 is a cyan with RGB values 51, 125, 115 and HSL 172°, 42%, 35%. It is a dark colour, so white text on it reaches 4.9:1 contrast (AA for normal text). The nearest named colour is Teal.

Colour values

#337D73#337D73
HEX#337D73
RGBrgb(51, 125, 115)
RGB (0–1)0.2, 0.4902, 0.451
RGB percentages20%, 49%, 45.1%
HSLhsl(171.9, 42%, 34.5%)
HSV / HSBhsv(171.9, 59.2%, 49%)
CMYK59.2%, 0%, 8%, 51%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,374,451
CSS custom property--colour: #337D73;

Brightness & contrast

Relative luminance0.16609WCAG 2.x, 0 is black and 1 is white
Perceived brightness107 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.86:1
Contrast with white4.86:1WCAG normal text: AA
Contrast with black4.32:1WCAG normal text: Fail
Greyscale equivalent#6D6D6D
Inverted#CC828C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#777673no red cones; affects about 1% of men; ΔE 25.5 from the original
Deuteranopia#6C6E74no green cones; the most common form, about 1% of men; ΔE 26.1 from the original
Tritanopia#007F7Ano blue cones; rare, and affects men and women equally; ΔE 6.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.86:1WCAG large text: AAA
Contrast with black, large text4.32:1WCAG large text: AA

Named colours

Teal · ΔE 7.8Dark cyan · ΔE 10.2Cadetblue · ΔE 15.8Dark slate grey · ΔE 21.6Light seagreen · ΔE 22.2Slate grey · ΔE 25.6
Nearest named CSS colourTeal (#008080)ΔE 7.83, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7D333D
Analogous#337D4E, #33627D
Triadic#73337D, #7D7333
Split complementary#7D3362, #7D4E33
Tetradic#4E337D, #7D333D, #627D33

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A3D9D2
Lighter +30%#7ECBC0
Lighter +20%#5ABCAF
Lighter +10%#42A194
Darker −10%#245952
Darker −20%#153530
Darker −30%#07100F
Darker −40%#000000
More saturated +25%#1D9383
Less saturated −25%#496763

Channel breakdown

R51
G125
B115
Red51 (20%)
Green125 (49%)
Blue115 (45.1%)
Hue171.89°
Saturation (HSL)42.05%
Lightness34.51%
Dominant channelGreen
Hex per channelR 33 · G 7D · B 73

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Every value on this page was computed from “337d73” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.