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Recognised as Colour

#197D3F

  • #197D3F
  • Green
  • Dark
  • Nearest: Sea green

#197D3F is a green with RGB values 25, 125, 63 and HSL 143°, 67%, 29%. It is a dark colour, so white text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Sea green.

Colour values

#197D3F#197D3F
HEX#197D3F
RGBrgb(25, 125, 63)
RGB (0–1)0.098, 0.4902, 0.2471
RGB percentages9.8%, 49%, 24.7%
HSLhsl(142.8, 66.7%, 29.4%)
HSV / HSBhsv(142.8, 80%, 49%)
CMYK80%, 0%, 49.6%, 51%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,670,463
CSS custom property--colour: #197D3F;

Brightness & contrast

Relative luminance0.15233WCAG 2.x, 0 is black and 1 is white
Perceived brightness99.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.19:1
Contrast with white5.19:1WCAG normal text: AA
Contrast with black4.05:1WCAG normal text: Fail
Greyscale equivalent#636363
Inverted#E682C0

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7E723Ano red cones; affects about 1% of men; ΔE 39.6 from the original
Deuteranopia#726A43no green cones; the most common form, about 1% of men; ΔE 39.3 from the original
Tritanopia#007B6Eno blue cones; rare, and affects men and women equally; ΔE 28.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.19:1WCAG large text: AAA
Contrast with black, large text4.05:1WCAG large text: AA

Named colours

Sea green · ΔE 8.5Dark green · ΔE 18.7Medium seagreen · ΔE 20.3Forest green · ΔE 20.9Dark olivegreen · ΔE 24.2Green · ΔE 25.7
Nearest named CSS colourSea green (#2E8B57)ΔE 8.54, clearly different but related
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7D1957
Analogous#257D19, #197D71
Triadic#3F197D, #7D3F19
Split complementary#71197D, #7D1925
Tetradic#19257D, #7D1957, #7D7119

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#7DE5A5
Lighter +30%#53DC87
Lighter +20%#2AD26A
Lighter +10%#22A854
Darker −10%#11532A
Darker −20%#082814
Darker −30%#000000
Darker −40%#000000
More saturated +25%#06903A
Less saturated −25%#2C6A43

Channel breakdown

R25
G125
B63
Red25 (9.8%)
Green125 (49%)
Blue63 (24.7%)
Hue142.8°
Saturation (HSL)66.67%
Lightness29.41%
Dominant channelGreen
Hex per channelR 19 · G 7D · B 3F

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Every value on this page was computed from “197d3f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.