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Recognised as Colour

#1BDF51

  • #1BDF51
  • Green
  • Light
  • Nearest: Limegreen

#1BDF51 is a green with RGB values 27, 223, 81 and HSL 137°, 78%, 49%. It is a light colour, so black text on it reaches 11.7:1 contrast (AAA for normal text). The nearest named colour is Limegreen.

Colour values

#1BDF51#1BDF51
HEX#1BDF51
RGBrgb(27, 223, 81)
RGB (0–1)0.1059, 0.8745, 0.3176
RGB percentages10.6%, 87.5%, 31.8%
HSLhsl(136.5, 78.4%, 49%)
HSV / HSBhsv(136.5, 87.9%, 87.5%)
CMYK87.9%, 0%, 63.7%, 12.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,826,641
CSS custom property--colour: #1BDF51;

Brightness & contrast

Relative luminance0.53602WCAG 2.x, 0 is black and 1 is white
Perceived brightness173.7 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 11.72:1
Contrast with white1.79:1WCAG normal text: Fail
Contrast with black11.72:1WCAG normal text: AAA
Greyscale equivalent#ABABAB
Inverted#E420AE

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#E2CA40no red cones; affects about 1% of men; ΔE 67.2 from the original
Deuteranopia#CEBC5Eno green cones; the most common form, about 1% of men; ΔE 67 from the original
Tritanopia#00DAC1no blue cones; rare, and affects men and women equally; ΔE 60.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.79:1WCAG large text: Fail
Contrast with black, large text11.72:1WCAG large text: AAA

Named colours

Limegreen · ΔE 9.6Spring green · ΔE 14.1Medium spring green · ΔE 24.9Lawn green · ΔE 31.6Pale green · ΔE 31.9Lime · ΔE 32.4
Nearest named CSS colourLimegreen (#32CD32)ΔE 9.59, clearly different but related
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DF1BA9
Analogous#47DF1B, #1BDFB3
Triadic#511BDF, #DF511B
Split complementary#B31BDF, #DF1B47
Tetradic#1B47DF, #DF1BA9, #DFB31B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CDF9D9
Lighter +30%#A0F3B7
Lighter +20%#72EE94
Lighter +10%#45E872
Darker −10%#15B240
Darker −20%#108430
Darker −30%#0A571F
Darker −40%#05290F
More saturated +25%#00FA45
Less saturated −25%#3AC05F

Channel breakdown

R27
G223
B81
Red27 (10.6%)
Green223 (87.5%)
Blue81 (31.8%)
Hue136.53°
Saturation (HSL)78.4%
Lightness49.02%
Dominant channelGreen
Hex per channelR 1B · G DF · B 51

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Every value on this page was computed from “1bdf51” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.