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Recognised as Colour

#73B4B6

  • #73B4B6
  • Cyan
  • Dark
  • Nearest: Cadetblue

#73B4B6 is a cyan with RGB values 115, 180, 182 and HSL 182°, 31%, 58%. It is a dark colour, so black text on it reaches 8.9:1 contrast (AAA for normal text). The nearest named colour is Cadetblue.

Colour values

#73B4B6#73B4B6
HEX#73B4B6
RGBrgb(115, 180, 182)
RGB (0–1)0.451, 0.7059, 0.7137
RGB percentages45.1%, 70.6%, 71.4%
HSLhsl(181.8, 31.5%, 58.2%)
HSV / HSBhsv(181.8, 36.8%, 71.4%)
CMYK36.8%, 1.1%, 0%, 28.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer7,582,902
CSS custom property--colour: #73B4B6;

Brightness & contrast

Relative luminance0.39665WCAG 2.x, 0 is black and 1 is white
Perceived brightness163.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.93:1
Contrast with white2.35:1WCAG normal text: Fail
Contrast with black8.93:1WCAG normal text: AAA
Greyscale equivalent#A6A6A6
Inverted#8C4B49

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#ACAEB6no red cones; affects about 1% of men; ΔE 21.3 from the original
Deuteranopia#A0A5B7no green cones; the most common form, about 1% of men; ΔE 22.2 from the original
Tritanopia#58B8B4no blue cones; rare, and affects men and women equally; ΔE 9.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.35:1WCAG large text: Fail
Contrast with black, large text8.93:1WCAG large text: AAA

Named colours

Cadetblue · ΔE 8.1Light blue · ΔE 17.7Sky blue · ΔE 17.8Light seagreen · ΔE 17.8Powder blue · ΔE 18Medium turquoise · ΔE 18.9
Nearest named CSS colourCadetblue (#5F9EA0)ΔE 8.09, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B67573
Analogous#73B697, #7393B6
Triadic#B673B4, #B4B673
Split complementary#B67393, #B69773
Tetradic#9773B6, #B67573, #93B673

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F9FCFC
Lighter +30%#D8EAEA
Lighter +20%#B6D8D9
Lighter +10%#95C6C7
Darker −10%#549FA2
Darker −20%#437E80
Darker −30%#315D5F
Darker −40%#203C3D
More saturated +25%#58CDD1
Less saturated −25%#8E9B9B

Channel breakdown

R115
G180
B182
Red115 (45.1%)
Green180 (70.6%)
Blue182 (71.4%)
Hue181.79°
Saturation (HSL)31.46%
Lightness58.24%
Dominant channelBlue
Hex per channelR 73 · G B4 · B B6

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Every value on this page was computed from “73b4b6” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.