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Recognised as Colour

#166A5D

  • #166A5D
  • Cyan
  • Dark
  • Nearest: Teal

#166A5D is a cyan with RGB values 22, 106, 93 and HSL 171°, 66%, 25%. It is a dark colour, so white text on it reaches 6.5:1 contrast (AA for normal text). The nearest named colour is Teal.

Colour values

#166A5D#166A5D
HEX#166A5D
RGBrgb(22, 106, 93)
RGB (0–1)0.0863, 0.4157, 0.3647
RGB percentages8.6%, 41.6%, 36.5%
HSLhsl(170.7, 65.6%, 25.1%)
HSV / HSBhsv(170.7, 79.2%, 41.6%)
CMYK79.2%, 0%, 12.3%, 58.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,469,021
CSS custom property--colour: #166A5D;

Brightness & contrast

Relative luminance0.11269WCAG 2.x, 0 is black and 1 is white
Perceived brightness87.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.45:1
Contrast with white6.45:1WCAG normal text: AA
Contrast with black3.25:1WCAG normal text: Fail
Greyscale equivalent#575757
Inverted#E995A2

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#65635Cno red cones; affects about 1% of men; ΔE 27.2 from the original
Deuteranopia#5A5B5Eno green cones; the most common form, about 1% of men; ΔE 27.8 from the original
Tritanopia#006C66no blue cones; rare, and affects men and women equally; ΔE 4.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.45:1WCAG large text: AAA
Contrast with black, large text3.25:1WCAG large text: AA

Named colours

Teal · ΔE 12.1Dark cyan · ΔE 15.7Dark slate grey · ΔE 18.4Cadetblue · ΔE 23.8Sea green · ΔE 25.9Dim grey · ΔE 27.8
Nearest named CSS colourTeal (#008080)ΔE 12.15, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#6A1623
Analogous#166A33, #164D6A
Triadic#5D166A, #6A5D16
Split complementary#6A164D, #6A3316
Tetradic#33166A, #6A1623, #4D6A16

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#6CE0CE
Lighter +30%#41D8C0
Lighter +20%#28BEA7
Lighter +10%#1F9482
Darker −10%#0D4038
Darker −20%#041613
Darker −30%#000000
Darker −40%#000000
More saturated +25%#067A68
Less saturated −25%#265A52

Channel breakdown

R22
G106
B93
Red22 (8.6%)
Green106 (41.6%)
Blue93 (36.5%)
Hue170.71°
Saturation (HSL)65.63%
Lightness25.1%
Dominant channelGreen
Hex per channelR 16 · G 6A · B 5D

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Every value on this page was computed from “166a5d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.