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Recognised as Colour

#409AA0

  • #409AA0
  • Cyan
  • Dark
  • Nearest: Cadetblue

#409AA0 is a cyan with RGB values 64, 154, 160 and HSL 184°, 43%, 44%. It is a dark colour, so black text on it reaches 6.3:1 contrast (AA for normal text). The nearest named colour is Cadetblue.

Colour values

#409AA0#409AA0
HEX#409AA0
RGBrgb(64, 154, 160)
RGB (0–1)0.251, 0.6039, 0.6275
RGB percentages25.1%, 60.4%, 62.7%
HSLhsl(183.8, 42.9%, 43.9%)
HSV / HSBhsv(183.8, 60%, 62.7%)
CMYK60%, 3.8%, 0%, 37.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,233,888
CSS custom property--colour: #409AA0;

Brightness & contrast

Relative luminance0.26739WCAG 2.x, 0 is black and 1 is white
Perceived brightness134.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.35:1
Contrast with white3.31:1WCAG normal text: Fail
Contrast with black6.35:1WCAG normal text: AA
Greyscale equivalent#878787
Inverted#BF655F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#8F94A1no red cones; affects about 1% of men; ΔE 25.9 from the original
Deuteranopia#8089A0no green cones; the most common form, about 1% of men; ΔE 26.6 from the original
Tritanopia#009F9Cno blue cones; rare, and affects men and women equally; ΔE 10.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.31:1WCAG large text: AA
Contrast with black, large text6.35:1WCAG large text: AAA

Named colours

Cadetblue · ΔE 6.7Dark cyan · ΔE 9.1Teal · ΔE 11.6Light seagreen · ΔE 15.4Medium turquoise · ΔE 22.3Light slate grey · ΔE 22.6
Nearest named CSS colourCadetblue (#5F9EA0)ΔE 6.68, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A04640
Analogous#40A076, #406AA0
Triadic#A0409A, #9AA040
Split complementary#A0406A, #A07640
Tetradic#7640A0, #A04640, #6AA040

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C4E5E8
Lighter +30%#A0D5D9
Lighter +20%#7CC5CA
Lighter +10%#57B6BC
Darker −10%#31777C
Darker −20%#235457
Darker −30%#143133
Darker −40%#060E0E
More saturated +25%#24B3BC
Less saturated −25%#5C8284

Channel breakdown

R64
G154
B160
Red64 (25.1%)
Green154 (60.4%)
Blue160 (62.7%)
Hue183.75°
Saturation (HSL)42.86%
Lightness43.92%
Dominant channelBlue
Hex per channelR 40 · G 9A · B A0

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Every value on this page was computed from “409aa0” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.