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Recognised as Colour

#73A8AA

  • #73A8AA
  • Cyan
  • Dark
  • Nearest: Cadetblue

#73A8AA is a cyan with RGB values 115, 168, 170 and HSL 182°, 24%, 56%. It is a dark colour, so black text on it reaches 7.9:1 contrast (AAA for normal text). The nearest named colour is Cadetblue.

Colour values

#73A8AA#73A8AA
HEX#73A8AA
RGBrgb(115, 168, 170)
RGB (0–1)0.451, 0.6588, 0.6667
RGB percentages45.1%, 65.9%, 66.7%
HSLhsl(182.2, 24.4%, 55.9%)
HSV / HSBhsv(182.2, 32.4%, 66.7%)
CMYK32.4%, 1.2%, 0%, 33.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer7,579,818
CSS custom property--colour: #73A8AA;

Brightness & contrast

Relative luminance0.34552WCAG 2.x, 0 is black and 1 is white
Perceived brightness154.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.91:1
Contrast with white2.65:1WCAG normal text: Fail
Contrast with black7.91:1WCAG normal text: AAA
Greyscale equivalent#9D9D9D
Inverted#8C5755

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A1A3AAno red cones; affects about 1% of men; ΔE 17.8 from the original
Deuteranopia#979CAAno green cones; the most common form, about 1% of men; ΔE 18 from the original
Tritanopia#5FACA8no blue cones; rare, and affects men and women equally; ΔE 8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.65:1WCAG large text: Fail
Contrast with black, large text7.91:1WCAG large text: AAA

Named colours

Cadetblue · ΔE 5.2Light slate grey · ΔE 18Dark grey · ΔE 18.5Dark cyan · ΔE 19.2Slate grey · ΔE 19.8Light blue · ΔE 20
Nearest named CSS colourCadetblue (#5F9EA0)ΔE 5.15, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AA7573
Analogous#73AA90, #738DAA
Triadic#AA73A8, #A8AA73
Split complementary#AA738D, #AA9073
Tetradic#9073AA, #AA7573, #8DAA73

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F2F7F7
Lighter +30%#D2E3E4
Lighter +20%#B2CFD1
Lighter +10%#93BCBD
Darker −10%#589092
Darker −20%#457072
Darker −30%#325152
Darker −40%#1F3232
More saturated +25%#57C2C6
Less saturated −25%#8F8F8F

Channel breakdown

R115
G168
B170
Red115 (45.1%)
Green168 (65.9%)
Blue170 (66.7%)
Hue182.18°
Saturation (HSL)24.44%
Lightness55.88%
Dominant channelBlue
Hex per channelR 73 · G A8 · B AA

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Every value on this page was computed from “73a8aa” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.