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Colour

#217D37

  • #217D37
  • Green
  • Dark
  • Nearest: Sea green

#217D37 is a green with RGB values 33, 125, 55 and HSL 134°, 58%, 31%. 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

#217D37#217D37
HEX#217D37
RGBrgb(33, 125, 55)
RGB (0–1)0.1294, 0.4902, 0.2157
RGB percentages12.9%, 49%, 21.6%
HSLhsl(134.3, 58.2%, 31%)
HSV / HSBhsv(134.3, 73.6%, 49%)
CMYK73.6%, 0%, 56%, 51%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,194,743
CSS custom property--colour: #217D37;

Brightness & contrast

Relative luminance0.15266WCAG 2.x, 0 is black and 1 is white
Perceived brightness99.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.18:1
Contrast with white5.18:1WCAG normal text: AA
Contrast with black4.05:1WCAG normal text: Fail
Greyscale equivalent#646464
Inverted#DE82C8

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7E7231no red cones; affects about 1% of men; ΔE 38.9 from the original
Deuteranopia#746A3Cno green cones; the most common form, about 1% of men; ΔE 39.5 from the original
Tritanopia#007A6Dno blue cones; rare, and affects men and women equally; ΔE 33.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.18:1WCAG large text: AAA
Contrast with black, large text4.05:1WCAG large text: AA

Named colours

Sea green · ΔE 12Dark green · ΔE 15.2Forest green · ΔE 17Medium seagreen · ΔE 21Green · ΔE 21.7Dark olivegreen · ΔE 23.8
Nearest named CSS colourSea green (#2E8B57)ΔE 11.97, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7D2167
Analogous#397D21, #217D65
Triadic#37217D, #7D3721
Split complementary#65217D, #7D2139
Tetradic#21397D, #7D2167, #7D6521

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#8AE09F
Lighter +30%#62D57D
Lighter +20%#39CB5C
Lighter +10%#2CA549
Darker −10%#165525
Darker −20%#0C2C13
Darker −30%#010402
Darker −40%#000000
More saturated +25%#0D912D
Less saturated −25%#356941

Channel breakdown

R33
G125
B55
Red33 (12.9%)
Green125 (49%)
Blue55 (21.6%)
Hue134.35°
Saturation (HSL)58.23%
Lightness30.98%
Dominant channelGreen
Hex per channelR 21 · G 7D · B 37

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Every value on this page was computed from “217d37” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.