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Recognised as Colour

#197F80

  • #197F80
  • Cyan
  • Dark
  • Nearest: Teal

#197F80 is a cyan with RGB values 25, 127, 128 and HSL 181°, 67%, 30%. It is a dark colour, so white text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Teal.

Colour values

#197F80#197F80
HEX#197F80
RGBrgb(25, 127, 128)
RGB (0–1)0.098, 0.498, 0.502
RGB percentages9.8%, 49.8%, 50.2%
HSLhsl(180.6, 67.3%, 30%)
HSV / HSBhsv(180.6, 80.5%, 50.2%)
CMYK80.5%, 0.8%, 0%, 49.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,671,040
CSS custom property--colour: #197F80;

Brightness & contrast

Relative luminance0.16944WCAG 2.x, 0 is black and 1 is white
Perceived brightness107.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.78:1
Contrast with white4.78:1WCAG normal text: AA
Contrast with black4.39:1WCAG normal text: Fail
Greyscale equivalent#696969
Inverted#E6807F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#767880no red cones; affects about 1% of men; ΔE 27.9 from the original
Deuteranopia#676E81no green cones; the most common form, about 1% of men; ΔE 28.5 from the original
Tritanopia#00837Fno blue cones; rare, and affects men and women equally; ΔE 4.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.78:1WCAG large text: AAA
Contrast with black, large text4.39:1WCAG large text: AA

Named colours

Teal · ΔE 2.2Dark cyan · ΔE 5.7Cadetblue · ΔE 14.8Light seagreen · ΔE 20.8Dark slate grey · ΔE 23.1Slate grey · ΔE 25
Nearest named CSS colourTeal (#008080)ΔE 2.21, below the just-noticeable difference
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#801A19
Analogous#19804E, #194B80
Triadic#80197F, #7F8019
Split complementary#80194B, #804D19
Tetradic#4E1980, #801A19, #4C8019

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#7FE5E6
Lighter +30%#54DCDE
Lighter +20%#2AD4D5
Lighter +10%#21A9AB
Darker −10%#115555
Darker −20%#082A2B
Darker −30%#000000
Darker −40%#000000
More saturated +25%#069293
Less saturated −25%#2C6C6D

Channel breakdown

R25
G127
B128
Red25 (9.8%)
Green127 (49.8%)
Blue128 (50.2%)
Hue180.58°
Saturation (HSL)67.32%
Lightness30%
Dominant channelBlue
Hex per channelR 19 · G 7F · B 80

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Every value on this page was computed from “197f80” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.