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Colour

#51BF72

  • #51BF72
  • Green
  • Dark
  • Nearest: Medium seagreen

#51BF72 is a green with RGB values 81, 191, 114 and HSL 138°, 46%, 53%. It is a dark colour, so black text on it reaches 9:1 contrast (AAA for normal text). The nearest named colour is Medium seagreen.

Colour values

#51BF72#51BF72
HEX#51BF72
RGBrgb(81, 191, 114)
RGB (0–1)0.3176, 0.749, 0.4471
RGB percentages31.8%, 74.9%, 44.7%
HSLhsl(138, 46.2%, 53.3%)
HSV / HSBhsv(138, 57.6%, 74.9%)
CMYK57.6%, 0%, 40.3%, 25.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,357,426
CSS custom property--colour: #51BF72;

Brightness & contrast

Relative luminance0.40226WCAG 2.x, 0 is black and 1 is white
Perceived brightness157.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.05:1
Contrast with white2.32:1WCAG normal text: Fail
Contrast with black9.05:1WCAG normal text: AAA
Greyscale equivalent#A2A2A2
Inverted#AE408D

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#C0B06Dno red cones; affects about 1% of men; ΔE 45.3 from the original
Deuteranopia#B1A677no green cones; the most common form, about 1% of men; ΔE 45.4 from the original
Tritanopia#33BCACno blue cones; rare, and affects men and women equally; ΔE 33.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.32:1WCAG large text: Fail
Contrast with black, large text9.05:1WCAG large text: AAA

Named colours

Medium seagreen · ΔE 6.9Light green · ΔE 18.6Sea green · ΔE 22.3Pale green · ΔE 22.9Medium aquamarine · ΔE 24.4Forest green · ΔE 24.5
Nearest named CSS colourMedium seagreen (#3CB371)ΔE 6.9, clearly different but related
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BF519E
Analogous#67BF51, #51BFA9
Triadic#7251BF, #BF7251
Split complementary#A951BF, #BF5167
Tetradic#5167BF, #BF519E, #BFA951

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E6F6EB
Lighter +30%#C1E8CD
Lighter +20%#9CDAAE
Lighter +10%#76CD90
Darker −10%#3BA25A
Darker −20%#2E7C45
Darker −30%#205731
Darker −40%#12321C
More saturated +25%#33DD66
Less saturated −25%#6FA17E

Channel breakdown

R81
G191
B114
Red81 (31.8%)
Green191 (74.9%)
Blue114 (44.7%)
Hue138°
Saturation (HSL)46.22%
Lightness53.33%
Dominant channelGreen
Hex per channelR 51 · G BF · B 72

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Every value on this page was computed from “51bf72” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.