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Recognised as Colour

#55B451

  • #55B451
  • Green
  • Dark
  • Nearest: Forest green

#55B451 is a green with RGB values 85, 180, 81 and HSL 118°, 40%, 51%. It is a dark colour, so black text on it reaches 8:1 contrast (AAA for normal text). The nearest named colour is Forest green.

Colour values

#55B451#55B451
HEX#55B451
RGBrgb(85, 180, 81)
RGB (0–1)0.3333, 0.7059, 0.3176
RGB percentages33.3%, 70.6%, 31.8%
HSLhsl(117.6, 39.8%, 51.2%)
HSV / HSBhsv(117.6, 55%, 70.6%)
CMYK52.8%, 0%, 55%, 29.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,616,721
CSS custom property--colour: #55B451;

Brightness & contrast

Relative luminance0.35168WCAG 2.x, 0 is black and 1 is white
Perceived brightness148.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.03:1
Contrast with white2.61:1WCAG normal text: Fail
Contrast with black8.03:1WCAG normal text: AAA
Greyscale equivalent#999999
Inverted#AA4BAE

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#B8A548no red cones; affects about 1% of men; ΔE 44.3 from the original
Deuteranopia#AB9D58no green cones; the most common form, about 1% of men; ΔE 43.8 from the original
Tritanopia#48AF9Eno blue cones; rare, and affects men and women equally; ΔE 44.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.61:1WCAG large text: Fail
Contrast with black, large text8.03:1WCAG large text: AAA

Named colours

Forest green · ΔE 15.7Medium seagreen · ΔE 17.3Light green · ΔE 21.3Green · ΔE 21.6Olivedrab · ΔE 24.2Pale green · ΔE 25.1
Nearest named CSS colourForest green (#228B22)ΔE 15.74, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B051B4
Analogous#87B451, #51B47E
Triadic#5155B4, #B45155
Split complementary#7E51B4, #B45187
Tetradic#5187B4, #B051B4, #B47E51

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E0F1E0
Lighter +30%#BDE2BC
Lighter +20%#9BD398
Lighter +10%#78C375
Darker −10%#43933F
Darker −20%#326F30
Darker −30%#224B21
Darker −40%#122811
More saturated +25%#38D332
Less saturated −25%#729570

Channel breakdown

R85
G180
B81
Red85 (33.3%)
Green180 (70.6%)
Blue81 (31.8%)
Hue117.58°
Saturation (HSL)39.76%
Lightness51.18%
Dominant channelGreen
Hex per channelR 55 · G B4 · B 51

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Every value on this page was computed from “55b451” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.