Colour

#18AAA4

#18AAA4
Cyan
Dark
Nearest: Light seagreen

#18AAA4 is a cyan with RGB values 24, 170, 164 and HSL 178°, 75%, 38%. It is a dark colour, so black text on it reaches 7.3:1 contrast (AAA for normal text). The nearest named colour is Light seagreen.

Colour values

#18AAA4#18AAA4

HEX#18AAA4

RGBrgb(24, 170, 164)

RGB (0–1)0.0941, 0.6667, 0.6431

RGB percentages9.4%, 66.7%, 64.3%

HSLhsl(177.5, 75.3%, 38%)

HSV / HSBhsv(177.5, 85.9%, 66.7%)

CMYK85.9%, 0%, 3.5%, 33.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,616,548

CSS custom property--colour: #18AAA4;

Brightness & contrast

Relative luminance0.31624WCAG 2.x, 0 is black and 1 is white

Perceived brightness142.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 7.32:1

Contrast with white2.87:1WCAG normal text: Fail

Contrast with black7.32:1WCAG normal text: AAA

Greyscale equivalent#8B8B8B

Inverted#E7555B

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#9FA0A4no red cones; affects about 1% of men; ΔE 37.1 from the original

Deuteranopia#8D93A5no green cones; the most common form, about 1% of men; ΔE 38 from the original

Tritanopia#00AFA8no blue cones; rare, and affects men and women equally; ΔE 2.6 from the original

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

Contrast with white, large text2.87:1WCAG large text: Fail

Contrast with black, large text7.32:1WCAG large text: AAA

Named colours

Light seagreen · ΔE 3.1 Dark cyan · ΔE 12.3 Medium turquoise · ΔE 14 Dark turquoise · ΔE 14.4 Teal · ΔE 16.6 Cadetblue · ΔE 16.7

Nearest named CSS colourLight seagreen (#20B2AA)ΔE 3.13, a close match

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#AA181E

Analogous#18AA5B, #1867AA

Triadic#A418AA, #AAA418

Split complementary#AA1867, #AA5B18

Tetradic#5B18AA, #AA181E, #67AA18

Tints, shades & saturation

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

Lighter +40%#9DF1EE

Lighter +30%#70EBE6

Lighter +20%#43E5DE

Lighter +10%#1ED7CF

Darker −10%#127D79

Darker −20%#0B514E

Darker −30%#052423

Darker −40%#000000

More saturated +25%#00C2BA

Less saturated −25%#30928E

Channel breakdown

R24

G170

B164

Red24 (9.4%)

Green170 (66.7%)

Blue164 (64.3%)

Hue177.53°

Saturation (HSL)75.26%

Lightness38.04%

Dominant channelGreen

Hex per channelR 18 · G AA · B A4

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#18AAA4

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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