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Recognised as Colour

#197D84

  • #197D84
  • Cyan
  • Dark
  • Nearest: Teal

#197D84 is a cyan with RGB values 25, 125, 132 and HSL 184°, 68%, 31%. 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

#197D84#197D84
HEX#197D84
RGBrgb(25, 125, 132)
RGB (0–1)0.098, 0.4902, 0.5176
RGB percentages9.8%, 49%, 51.8%
HSLhsl(183.9, 68.2%, 30.8%)
HSV / HSBhsv(183.9, 81.1%, 51.8%)
CMYK81.1%, 5.3%, 0%, 48.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,670,532
CSS custom property--colour: #197D84;

Brightness & contrast

Relative luminance0.1654WCAG 2.x, 0 is black and 1 is white
Perceived brightness106.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.87:1
Contrast with white4.87:1WCAG normal text: AA
Contrast with black4.31:1WCAG normal text: Fail
Greyscale equivalent#686868
Inverted#E6827B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#737785no red cones; affects about 1% of men; ΔE 26.2 from the original
Deuteranopia#646D84no green cones; the most common form, about 1% of men; ΔE 26.5 from the original
Tritanopia#00827Fno blue cones; rare, and affects men and women equally; ΔE 7.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.87:1WCAG large text: AAA
Contrast with black, large text4.31:1WCAG large text: AA

Named colours

Teal · ΔE 5.6Dark cyan · ΔE 8.2Cadetblue · ΔE 14.9Dark slate grey · ΔE 22.2Slate grey · ΔE 22.8Light seagreen · ΔE 23
Nearest named CSS colourTeal (#008080)ΔE 5.56, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#842019
Analogous#198456, #194784
Triadic#84197D, #7D8419
Split complementary#841947, #845619
Tetradic#561984, #842019, #478419

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#82E1E7
Lighter +30%#57D6DF
Lighter +20%#2CCCD7
Lighter +10%#21A6AF
Darker −10%#115459
Darker −20%#092C2E
Darker −30%#010303
Darker −40%#000000
More saturated +25%#058E98
Less saturated −25%#2D6C70

Channel breakdown

R25
G125
B132
Red25 (9.8%)
Green125 (49%)
Blue132 (51.8%)
Hue183.93°
Saturation (HSL)68.15%
Lightness30.78%
Dominant channelBlue
Hex per channelR 19 · G 7D · B 84

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Every value on this page was computed from “197d84” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.