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Recognised as Colour

#21CC5D

  • #21CC5D
  • Green
  • Dark
  • Nearest: Limegreen

#21CC5D is a green with RGB values 33, 204, 93 and HSL 141°, 72%, 46%. It is a dark colour, so black text on it reaches 9.9:1 contrast (AAA for normal text). The nearest named colour is Limegreen.

Colour values

#21CC5D#21CC5D
HEX#21CC5D
RGBrgb(33, 204, 93)
RGB (0–1)0.1294, 0.8, 0.3647
RGB percentages12.9%, 80%, 36.5%
HSLhsl(141.1, 72.2%, 46.5%)
HSV / HSBhsv(141.1, 83.8%, 80%)
CMYK83.8%, 0%, 54.4%, 20%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,215,005
CSS custom property--colour: #21CC5D;

Brightness & contrast

Relative luminance0.44299WCAG 2.x, 0 is black and 1 is white
Perceived brightness160.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.86:1
Contrast with white2.13:1WCAG normal text: Fail
Contrast with black9.86:1WCAG normal text: AAA
Greyscale equivalent#A0A0A0
Inverted#DE33A2

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#CEB953no red cones; affects about 1% of men; ΔE 60.3 from the original
Deuteranopia#BCAD66no green cones; the most common form, about 1% of men; ΔE 60.1 from the original
Tritanopia#00C8B3no blue cones; rare, and affects men and women equally; ΔE 48.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.13:1WCAG large text: Fail
Contrast with black, large text9.86:1WCAG large text: AAA

Named colours

Limegreen · ΔE 18.2Medium spring green · ΔE 19.6Spring green · ΔE 20.7Light green · ΔE 23.7Pale green · ΔE 24.8Medium seagreen · ΔE 26
Nearest named CSS colourLimegreen (#32CD32)ΔE 18.21, a distinctly different colour
Hue familygreen
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CC2190
Analogous#3BCC21, #21CCB2
Triadic#5D21CC, #CC5D21
Split complementary#B221CC, #CC213B
Tetradic#213BCC, #CC2190, #CCB221

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C4F5D5
Lighter +30%#98EEB6
Lighter +20%#6CE797
Lighter +10%#40E078
Darker −10%#1AA049
Darker −20%#137435
Darker −30%#0C4821
Darker −40%#051C0D
More saturated +25%#03EA54
Less saturated −25%#3FAE66

Channel breakdown

R33
G204
B93
Red33 (12.9%)
Green204 (80%)
Blue93 (36.5%)
Hue141.05°
Saturation (HSL)72.15%
Lightness46.47%
Dominant channelGreen
Hex per channelR 21 · G CC · B 5D

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Every value on this page was computed from “21cc5d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.