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Recognised as Colour

#47809A

  • #47809A
  • Cyan
  • Dark
  • Nearest: Slate grey

#47809A is a cyan with RGB values 71, 128, 154 and HSL 199°, 37%, 44%. It is a dark colour, so black text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Slate grey.

Colour values

#47809A#47809A
HEX#47809A
RGBrgb(71, 128, 154)
RGB (0–1)0.2784, 0.502, 0.6039
RGB percentages27.8%, 50.2%, 60.4%
HSLhsl(198.8, 36.9%, 44.1%)
HSV / HSBhsv(198.8, 53.9%, 60.4%)
CMYK53.9%, 16.9%, 0%, 39.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,685,978
CSS custom property--colour: #47809A;

Brightness & contrast

Relative luminance0.19111WCAG 2.x, 0 is black and 1 is white
Perceived brightness117.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.82:1
Contrast with white4.35:1WCAG normal text: Fail
Contrast with black4.82:1WCAG normal text: AA
Greyscale equivalent#767676
Inverted#B87F65

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#737E9Bno red cones; affects about 1% of men; ΔE 14.2 from the original
Deuteranopia#67759Ano green cones; the most common form, about 1% of men; ΔE 15.3 from the original
Tritanopia#0F8788no blue cones; rare, and affects men and women equally; ΔE 20.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.35:1WCAG large text: AA
Contrast with black, large text4.82:1WCAG large text: AAA

Named colours

Slate grey · ΔE 12.9Light slate grey · ΔE 13.3Steel blue · ΔE 14.4Cadetblue · ΔE 18.2Teal · ΔE 21.2Dark cyan · ΔE 22.3
Nearest named CSS colourSlate grey (#708090)ΔE 12.92, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#9A6147
Analogous#479A8B, #47569A
Triadic#9A4780, #809A47
Split complementary#9A4756, #9A8B47
Tetradic#8B479A, #9A6147, #569A47

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C8DCE5
Lighter +30%#A5C6D5
Lighter +20%#82B0C5
Lighter +10%#5F9AB5
Darker −10%#376377
Darker −20%#274654
Darker −30%#172931
Darker −40%#070C0E
More saturated +25%#2B8BB6
Less saturated −25%#63757E

Channel breakdown

R71
G128
B154
Red71 (27.8%)
Green128 (50.2%)
Blue154 (60.4%)
Hue198.8°
Saturation (HSL)36.89%
Lightness44.12%
Dominant channelBlue
Hex per channelR 47 · G 80 · B 9A

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Every value on this page was computed from “47809a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.