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Recognised as Colour

#156D33

  • #156D33
  • Green
  • Dark
  • Nearest: Sea green

#156D33 is a green with RGB values 21, 109, 51 and HSL 140°, 68%, 25%. It is a dark colour, so white text on it reaches 6.4:1 contrast (AA for normal text). The nearest named colour is Sea green.

Colour values

#156D33#156D33
HEX#156D33
RGBrgb(21, 109, 51)
RGB (0–1)0.0824, 0.4275, 0.2
RGB percentages8.2%, 42.7%, 20%
HSLhsl(140.5, 67.7%, 25.5%)
HSV / HSBhsv(140.5, 80.7%, 42.7%)
CMYK80.7%, 0%, 53.2%, 57.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,404,211
CSS custom property--colour: #156D33;

Brightness & contrast

Relative luminance0.11336WCAG 2.x, 0 is black and 1 is white
Perceived brightness86 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.43:1
Contrast with white6.43:1WCAG normal text: AA
Contrast with black3.27:1WCAG normal text: Fail
Greyscale equivalent#565656
Inverted#EA92CC

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6E632Eno red cones; affects about 1% of men; ΔE 36.3 from the original
Deuteranopia#645C37no green cones; the most common form, about 1% of men; ΔE 36.3 from the original
Tritanopia#006B60no blue cones; rare, and affects men and women equally; ΔE 28.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.43:1WCAG large text: AAA
Contrast with black, large text3.27:1WCAG large text: AA

Named colours

Sea green · ΔE 12.6Dark green · ΔE 17.7Dark olivegreen · ΔE 20.8Forest green · ΔE 24.8Medium seagreen · ΔE 26.8Green · ΔE 28.5
Nearest named CSS colourSea green (#2E8B57)ΔE 12.56, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#6D154F
Analogous#236D15, #156D5F
Triadic#33156D, #6D3315
Split complementary#5F156D, #6D1523
Tetradic#15236D, #6D154F, #6D5F15

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#6BE394
Lighter +30%#41DA75
Lighter +20%#25C35B
Lighter +10%#1D9847
Darker −10%#0D421F
Darker −20%#05170B
Darker −30%#000000
Darker −40%#000000
More saturated +25%#057D2E
Less saturated −25%#255D38

Channel breakdown

R21
G109
B51
Red21 (8.2%)
Green109 (42.7%)
Blue51 (20%)
Hue140.45°
Saturation (HSL)67.69%
Lightness25.49%
Dominant channelGreen
Hex per channelR 15 · G 6D · B 33

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Every value on this page was computed from “156d33” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.