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Recognised as Colour

#1FC18E

  • #1FC18E
  • Cyan
  • Dark
  • Nearest: Medium seagreen

#1FC18E is a cyan with RGB values 31, 193, 142 and HSL 161°, 72%, 44%. It is a dark colour, so black text on it reaches 9.1:1 contrast (AAA for normal text). The nearest named colour is Medium seagreen.

Colour values

#1FC18E#1FC18E
HEX#1FC18E
RGBrgb(31, 193, 142)
RGB (0–1)0.1216, 0.7569, 0.5569
RGB percentages12.2%, 75.7%, 55.7%
HSLhsl(161.1, 72.3%, 43.9%)
HSV / HSBhsv(161.1, 83.9%, 75.7%)
CMYK83.9%, 0%, 26.4%, 24.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,081,166
CSS custom property--colour: #1FC18E;

Brightness & contrast

Relative luminance0.40384WCAG 2.x, 0 is black and 1 is white
Perceived brightness156.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.08:1
Contrast with white2.31:1WCAG normal text: Fail
Contrast with black9.08:1WCAG normal text: AAA
Greyscale equivalent#9B9B9B
Inverted#E03E71

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#BDB28Bno red cones; affects about 1% of men; ΔE 49.6 from the original
Deuteranopia#AAA591no green cones; the most common form, about 1% of men; ΔE 49.8 from the original
Tritanopia#00C1B3no blue cones; rare, and affects men and women equally; ΔE 20.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.31:1WCAG large text: Fail
Contrast with black, large text9.08:1WCAG large text: AAA

Named colours

Medium seagreen · ΔE 11Medium aquamarine · ΔE 15.6Sea green · ΔE 22.2Turquoise · ΔE 23.2Aquamarine · ΔE 23.6Light seagreen · ΔE 25.5
Nearest named CSS colourMedium seagreen (#3CB371)ΔE 10.99, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C11F52
Analogous#1FC13D, #1FA3C1
Triadic#8E1FC1, #C18E1F
Split complementary#C11FA3, #C13D1F
Tetradic#3D1FC1, #C11F52, #A3C11F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B8F4E1
Lighter +30%#8CEDCE
Lighter +20%#60E6BC
Lighter +10%#35DEA9
Darker −10%#18956E
Darker −20%#11694D
Darker −30%#0A3D2D
Darker −40%#03110D
More saturated +25%#03DD98
Less saturated −25%#3BA584

Channel breakdown

R31
G193
B142
Red31 (12.2%)
Green193 (75.7%)
Blue142 (55.7%)
Hue161.11°
Saturation (HSL)72.32%
Lightness43.92%
Dominant channelGreen
Hex per channelR 1F · G C1 · B 8E

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Every value on this page was computed from “1fc18e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.