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Recognised as Colour

#31DB8A

  • #31DB8A
  • Cyan
  • Light
  • Nearest: Medium spring green

#31DB8A is a cyan with RGB values 49, 219, 138 and HSL 151°, 70%, 53%. It is a light colour, so black text on it reaches 11.6:1 contrast (AAA for normal text). The nearest named colour is Medium spring green.

Colour values

#31DB8A#31DB8A
HEX#31DB8A
RGBrgb(49, 219, 138)
RGB (0–1)0.1922, 0.8588, 0.5412
RGB percentages19.2%, 85.9%, 54.1%
HSLhsl(151.4, 70.2%, 52.5%)
HSV / HSBhsv(151.4, 77.6%, 85.9%)
CMYK77.6%, 0%, 37%, 14.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,267,466
CSS custom property--colour: #31DB8A;

Brightness & contrast

Relative luminance0.53151WCAG 2.x, 0 is black and 1 is white
Perceived brightness176.2 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 11.63:1
Contrast with white1.81:1WCAG normal text: Fail
Contrast with black11.63:1WCAG normal text: AAA
Greyscale equivalent#B1B1B1
Inverted#CE2475

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#DAC985no red cones; affects about 1% of men; ΔE 57.1 from the original
Deuteranopia#C6BB8Fno green cones; the most common form, about 1% of men; ΔE 57.4 from the original
Tritanopia#00D9C6no blue cones; rare, and affects men and women equally; ΔE 33.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.81:1WCAG large text: Fail
Contrast with black, large text11.63:1WCAG large text: AAA

Named colours

Medium spring green · ΔE 14.7Medium seagreen · ΔE 17.8Light green · ΔE 18.5Pale green · ΔE 20.3Spring green · ΔE 27.3Aquamarine · ΔE 27.4
Nearest named CSS colourMedium spring green (#00FA9A)ΔE 14.75, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DB3182
Analogous#31DB35, #31D7DB
Triadic#8A31DB, #DB8A31
Split complementary#DB31D7, #DB3531
Tetradic#3531DB, #DB3182, #D7DB31

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DFF9ED
Lighter +30%#B3F2D4
Lighter +20%#88EABB
Lighter +10%#5CE3A3
Darker −10%#20B970
Darker −20%#198D56
Darker −30%#11623B
Darker −40%#0A3621
More saturated +25%#13F98B
Less saturated −25%#4FBD89

Channel breakdown

R49
G219
B138
Red49 (19.2%)
Green219 (85.9%)
Blue138 (54.1%)
Hue151.41°
Saturation (HSL)70.25%
Lightness52.55%
Dominant channelGreen
Hex per channelR 31 · G DB · B 8A

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Every value on this page was computed from “31db8a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.