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Recognised as Colour

#1DDF8A

  • #1DDF8A
  • Cyan
  • Light
  • Nearest: Medium spring green

#1DDF8A is a cyan with RGB values 29, 223, 138 and HSL 154°, 77%, 49%. It is a light colour, so black text on it reaches 12:1 contrast (AAA for normal text). The nearest named colour is Medium spring green.

Colour values

#1DDF8A#1DDF8A
HEX#1DDF8A
RGBrgb(29, 223, 138)
RGB (0–1)0.1137, 0.8745, 0.5412
RGB percentages11.4%, 87.5%, 54.1%
HSLhsl(153.7, 77%, 49.4%)
HSV / HSBhsv(153.7, 87%, 87.5%)
CMYK87%, 0%, 38.1%, 12.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,957,770
CSS custom property--colour: #1DDF8A;

Brightness & contrast

Relative luminance0.54872WCAG 2.x, 0 is black and 1 is white
Perceived brightness177.8 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 11.97:1
Contrast with white1.75:1WCAG normal text: Fail
Contrast with black11.97:1WCAG normal text: AAA
Greyscale equivalent#B0B0B0
Inverted#E22075

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#DDCC84no red cones; affects about 1% of men; ΔE 60 from the original
Deuteranopia#C9BD90no green cones; the most common form, about 1% of men; ΔE 60.9 from the original
Tritanopia#00DDCAno blue cones; rare, and affects men and women equally; ΔE 36 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.75:1WCAG large text: Fail
Contrast with black, large text11.97:1WCAG large text: AAA

Named colours

Medium spring green · ΔE 11.5Light green · ΔE 20.1Medium seagreen · ΔE 21.1Pale green · ΔE 21.2Spring green · ΔE 24.1Aquamarine · ΔE 29.6
Nearest named CSS colourMedium spring green (#00FA9A)ΔE 11.51, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DF1D72
Analogous#1DDF29, #1DD3DF
Triadic#8A1DDF, #DF8A1D
Split complementary#DF1DD3, #DF291D
Tetradic#291DDF, #DF1D72, #D3DF1D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CFF9E7
Lighter +30%#A2F3D0
Lighter +20%#75EDB8
Lighter +10%#48E7A1
Darker −10%#17B26E
Darker −20%#118552
Darker −30%#0B5836
Darker −40%#062A1A
More saturated +25%#00FC8E
Less saturated −25%#3DC086

Channel breakdown

R29
G223
B138
Red29 (11.4%)
Green223 (87.5%)
Blue138 (54.1%)
Hue153.71°
Saturation (HSL)76.98%
Lightness49.41%
Dominant channelGreen
Hex per channelR 1D · G DF · B 8A

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Every value on this page was computed from “1ddf8a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.