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Recognised as Colour

#277A88

  • #277A88
  • Cyan
  • Dark
  • Nearest: Teal

#277A88 is a cyan with RGB values 39, 122, 136 and HSL 189°, 55%, 34%. It is a dark colour, so white text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Teal.

Colour values

#277A88#277A88
HEX#277A88
RGBrgb(39, 122, 136)
RGB (0–1)0.1529, 0.4784, 0.5333
RGB percentages15.3%, 47.8%, 53.3%
HSLhsl(188.7, 55.4%, 34.3%)
HSV / HSBhsv(188.7, 71.3%, 53.3%)
CMYK71.3%, 10.3%, 0%, 46.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,587,272
CSS custom property--colour: #277A88;

Brightness & contrast

Relative luminance0.16128WCAG 2.x, 0 is black and 1 is white
Perceived brightness106.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.97:1
Contrast with white4.97:1WCAG normal text: AA
Contrast with black4.23:1WCAG normal text: Fail
Greyscale equivalent#696969
Inverted#D88577

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6F7689no red cones; affects about 1% of men; ΔE 21.8 from the original
Deuteranopia#616B88no green cones; the most common form, about 1% of men; ΔE 23.1 from the original
Tritanopia#00807Eno blue cones; rare, and affects men and women equally; ΔE 12.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.97:1WCAG large text: AAA
Contrast with black, large text4.23:1WCAG large text: AA

Named colours

Teal · ΔE 11.2Dark cyan · ΔE 13.4Cadetblue · ΔE 15.9Slate grey · ΔE 18.9Light slate grey · ΔE 19.9Dark slate grey · ΔE 20.9
Nearest named CSS colourTeal (#008080)ΔE 11.21, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#883527
Analogous#278866, #274A88
Triadic#88277A, #7A8827
Split complementary#882749, #886627
Tetradic#662788, #883527, #4A8827

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#99D7E2
Lighter +30%#72C8D6
Lighter +20%#4AB8CB
Lighter +10%#329EB0
Darker −10%#1C5660
Darker −20%#103339
Darker −30%#050F11
Darker −40%#000000
More saturated +25%#118A9E
Less saturated −25%#3D6A72

Channel breakdown

R39
G122
B136
Red39 (15.3%)
Green122 (47.8%)
Blue136 (53.3%)
Hue188.66°
Saturation (HSL)55.43%
Lightness34.31%
Dominant channelBlue
Hex per channelR 27 · G 7A · B 88

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Every value on this page was computed from “277a88” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.