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Recognised as Colour

#51DB3B

  • #51DB3B
  • Green
  • Light
  • Nearest: Limegreen

#51DB3B is a green with RGB values 81, 219, 59 and HSL 112°, 69%, 55%. It is a light colour, so black text on it reaches 11.5:1 contrast (AAA for normal text). The nearest named colour is Limegreen.

Colour values

#51DB3B#51DB3B
HEX#51DB3B
RGBrgb(81, 219, 59)
RGB (0–1)0.3176, 0.8588, 0.2314
RGB percentages31.8%, 85.9%, 23.1%
HSLhsl(111.8, 69%, 54.5%)
HSV / HSBhsv(111.8, 73.1%, 85.9%)
CMYK63%, 0%, 73.1%, 14.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,364,539
CSS custom property--colour: #51DB3B;

Brightness & contrast

Relative luminance0.52728WCAG 2.x, 0 is black and 1 is white
Perceived brightness174.7 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 11.55:1
Contrast with white1.82:1WCAG normal text: Fail
Contrast with black11.55:1WCAG normal text: AAA
Greyscale equivalent#B2B2B2
Inverted#AE24C4

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#E1C71Cno red cones; affects about 1% of men; ΔE 60.7 from the original
Deuteranopia#D0BC4Cno green cones; the most common form, about 1% of men; ΔE 59.7 from the original
Tritanopia#39D4BCno blue cones; rare, and affects men and women equally; ΔE 66.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.82:1WCAG large text: Fail
Contrast with black, large text11.55:1WCAG large text: AAA

Named colours

Limegreen · ΔE 5.9Spring green · ΔE 23Lawn green · ΔE 24.1Chartreuse · ΔE 25.3Green yellow · ΔE 26.4Yellow green · ΔE 27.5
Nearest named CSS colourLimegreen (#32CD32)ΔE 5.86, clearly different but related
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C53BDB
Analogous#A1DB3B, #3BDB75
Triadic#3B51DB, #DB3B51
Split complementary#753BDB, #DB3BA1
Tetradic#3BA1DB, #C53BDB, #DB753B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#EAFBE7
Lighter +30%#C4F3BC
Lighter +20%#9DEB91
Lighter +10%#77E366
Darker −10%#39C023
Darker −20%#2C951B
Darker −30%#1F6A13
Darker −40%#123F0B
More saturated +25%#3CF81E
Less saturated −25%#66BE58

Channel breakdown

R81
G219
B59
Red81 (31.8%)
Green219 (85.9%)
Blue59 (23.1%)
Hue111.75°
Saturation (HSL)68.97%
Lightness54.51%
Dominant channelGreen
Hex per channelR 51 · G DB · B 3B

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Every value on this page was computed from “51db3b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.