Colour

#18B386

#18B386
Cyan
Dark
Nearest: Medium seagreen

#18B386 is a cyan with RGB values 24, 179, 134 and HSL 163°, 76%, 40%. It is a dark colour, so black text on it reaches 7.8:1 contrast (AAA for normal text). The nearest named colour is Medium seagreen.

Colour values

#18B386#18B386

HEX#18B386

RGBrgb(24, 179, 134)

RGB (0–1)0.0941, 0.702, 0.5255

RGB percentages9.4%, 70.2%, 52.5%

HSLhsl(162.6, 76.4%, 39.8%)

HSV / HSBhsv(162.6, 86.6%, 70.2%)

CMYK86.6%, 0%, 25.1%, 29.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,618,822

CSS custom property--colour: #18B386;

Brightness & contrast

Relative luminance0.34156WCAG 2.x, 0 is black and 1 is white

Perceived brightness145 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 7.83:1

Contrast with white2.68:1WCAG normal text: Fail

Contrast with black7.83:1WCAG normal text: AAA

Greyscale equivalent#8F8F8F

Inverted#E74C79

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#AFA684no red cones; affects about 1% of men; ΔE 46.4 from the original

Deuteranopia#9D9989no green cones; the most common form, about 1% of men; ΔE 47 from the original

Tritanopia#00B4A7no blue cones; rare, and affects men and women equally; ΔE 18.3 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text2.68:1WCAG large text: Fail

Contrast with black, large text7.83:1WCAG large text: AAA

Named colours

Medium seagreen · ΔE 11.7 Medium aquamarine · ΔE 15.1 Sea green · ΔE 17.7 Light seagreen · ΔE 21.7 Turquoise · ΔE 23.5 Dark seagreen · ΔE 26

Nearest named CSS colourMedium seagreen (#3CB371)ΔE 11.74, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#B31845

Analogous#18B339, #1892B3

Triadic#8618B3, #B38618

Split complementary#B31893, #B33918

Tetradic#3918B3, #B31845, #92B318

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#A4F3DC

Lighter +30%#77EDCB

Lighter +20%#4AE7B9

Lighter +10%#1EE0A8

Darker −10%#128664

Darker −20%#0C5943

Darker −30%#062C21

Darker −40%#000000

More saturated +25%#00CB90

Less saturated −25%#319A7B

Channel breakdown

R24

G179

B134

Red24 (9.4%)

Green179 (70.2%)

Blue134 (52.5%)

Hue162.58°

Saturation (HSL)76.35%

Lightness39.8%

Dominant channelGreen

Hex per channelR 18 · G B3 · B 86

Keep nerding

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#18B386

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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