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Recognised as Colour

#64A491

  • #64A491
  • Cyan
  • Dark
  • Nearest: Cadetblue

#64A491 is a cyan with RGB values 100, 164, 145 and HSL 162°, 26%, 52%. It is a dark colour, so black text on it reaches 7.3:1 contrast (AAA for normal text). The nearest named colour is Cadetblue.

Colour values

#64A491#64A491
HEX#64A491
RGBrgb(100, 164, 145)
RGB (0–1)0.3922, 0.6431, 0.5686
RGB percentages39.2%, 64.3%, 56.9%
HSLhsl(162.2, 26%, 51.8%)
HSV / HSBhsv(162.2, 39%, 64.3%)
CMYK39%, 0%, 11.6%, 35.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,595,729
CSS custom property--colour: #64A491;

Brightness & contrast

Relative luminance0.31305WCAG 2.x, 0 is black and 1 is white
Perceived brightness145.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.26:1
Contrast with white2.89:1WCAG normal text: Fail
Contrast with black7.26:1WCAG normal text: AAA
Greyscale equivalent#959595
Inverted#9B5B6E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A09C90no red cones; affects about 1% of men; ΔE 24.6 from the original
Deuteranopia#959592no green cones; the most common form, about 1% of men; ΔE 24.6 from the original
Tritanopia#50A59Eno 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 text2.89:1WCAG large text: Fail
Contrast with black, large text7.26:1WCAG large text: AAA

Named colours

Cadetblue · ΔE 12.2Light seagreen · ΔE 16.1Dark cyan · ΔE 17.2Dark seagreen · ΔE 17.4Teal · ΔE 19.1Medium aquamarine · ΔE 19.2
Nearest named CSS colourCadetblue (#5F9EA0)ΔE 12.2, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A46477
Analogous#64A471, #6497A4
Triadic#9164A4, #A49164
Split complementary#A46497, #A47164
Tetradic#7164A4, #A46477, #97A464

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E5EFEC
Lighter +30%#C4DDD5
Lighter +20%#A4CABF
Lighter +10%#84B7A8
Darker −10%#4F8676
Darker −20%#3C665A
Darker −30%#29463D
Darker −40%#162621
More saturated +25%#45C39D
Less saturated −25%#838585

Channel breakdown

R100
G164
B145
Red100 (39.2%)
Green164 (64.3%)
Blue145 (56.9%)
Hue162.19°
Saturation (HSL)26.02%
Lightness51.76%
Dominant channelGreen
Hex per channelR 64 · G A4 · B 91

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Every value on this page was computed from “64a491” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.