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Recognised as Colour

#109A9D

  • #109A9D
  • Cyan
  • Dark
  • Nearest: Dark cyan

#109A9D is a cyan with RGB values 16, 154, 157 and HSL 181°, 82%, 34%. It is a dark colour, so black text on it reaches 6.1:1 contrast (AA for normal text). The nearest named colour is Dark cyan.

Colour values

#109A9D#109A9D
HEX#109A9D
RGBrgb(16, 154, 157)
RGB (0–1)0.0627, 0.6039, 0.6157
RGB percentages6.3%, 60.4%, 61.6%
HSLhsl(181.3, 81.5%, 33.9%)
HSV / HSBhsv(181.3, 89.8%, 61.6%)
CMYK89.8%, 1.9%, 0%, 38.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,088,157
CSS custom property--colour: #109A9D;

Brightness & contrast

Relative luminance0.25656WCAG 2.x, 0 is black and 1 is white
Perceived brightness129.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.13:1
Contrast with white3.43:1WCAG normal text: Fail
Contrast with black6.13:1WCAG normal text: AA
Greyscale equivalent#7D7D7D
Inverted#EF6562

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#8E929Dno red cones; affects about 1% of men; ΔE 32.6 from the original
Deuteranopia#7C859Eno green cones; the most common form, about 1% of men; ΔE 33.9 from the original
Tritanopia#00A09Bno blue cones; rare, and affects men and women equally; ΔE 5.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.43:1WCAG large text: AA
Contrast with black, large text6.13:1WCAG large text: AAA

Named colours

Dark cyan · ΔE 5.9Teal · ΔE 10.1Light seagreen · ΔE 11.2Cadetblue · ΔE 12.7Dark turquoise · ΔE 19.8Medium turquoise · ΔE 20.3
Nearest named CSS colourDark cyan (#008B8B)ΔE 5.93, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#9D1310
Analogous#109D5A, #10539D
Triadic#9D109A, #9A9D10
Split complementary#9D1053, #9D5A10
Tetradic#5A109D, #9D1310, #539D10

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#86F0F3
Lighter +30%#58EBEE
Lighter +20%#2AE5E9
Lighter +10%#15C7CB
Darker −10%#0B6D6F
Darker −20%#073F40
Darker −30%#021212
Darker −40%#000000
More saturated +25%#00A9AD
Less saturated −25%#268587

Channel breakdown

R16
G154
B157
Red16 (6.3%)
Green154 (60.4%)
Blue157 (61.6%)
Hue181.28°
Saturation (HSL)81.5%
Lightness33.92%
Dominant channelBlue
Hex per channelR 10 · G 9A · B 9D

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Every value on this page was computed from “109a9d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.