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Recognised as Colour

#91BBB8

  • #91BBB8
  • Cyan
  • Dark
  • Nearest: Cadetblue

#91BBB8 is a cyan with RGB values 145, 187, 184 and HSL 176°, 24%, 65%. It is a dark colour, so black text on it reaches 10:1 contrast (AAA for normal text). The nearest named colour is Cadetblue.

Colour values

#91BBB8#91BBB8
HEX#91BBB8
RGBrgb(145, 187, 184)
RGB (0–1)0.5686, 0.7333, 0.7216
RGB percentages56.9%, 73.3%, 72.2%
HSLhsl(175.7, 23.6%, 65.1%)
HSV / HSBhsv(175.7, 22.5%, 73.3%)
CMYK22.5%, 0%, 1.6%, 26.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer9,550,776
CSS custom property--colour: #91BBB8;

Brightness & contrast

Relative luminance0.45021WCAG 2.x, 0 is black and 1 is white
Perceived brightness175.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10:1
Contrast with white2.1:1WCAG normal text: Fail
Contrast with black10:1WCAG normal text: AAA
Greyscale equivalent#B2B2B2
Inverted#6E4447

Colour vision & accessibility

Protanopia#B6B7B8no red cones; affects about 1% of men; ΔE 14.7 from the original
Deuteranopia#AEB0B9no green cones; the most common form, about 1% of men; ΔE 15.7 from the original
Tritanopia#84BDBAno blue cones; rare, and affects men and women equally; ΔE 4.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.1:1WCAG large text: Fail
Contrast with black, large text10:1WCAG large text: AAA

Named colours

Nearest named CSS colourCadetblue (#5F9EA0)ΔE 13.54, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#BB9194
Analogous#91BBA3, #91A9BB
Triadic#B891BB, #BBB891
Split complementary#BB91A9, #BBA391
Tetradic#A391BB, #BB9194, #A9BB91

Tints, shades & saturation

Lighter +40%#FFFFFF
Lighter +30%#F0F5F5
Lighter +20%#D0E2E1
Lighter +10%#B1CECC
Darker −10%#71A8A4
Darker −20%#588E8A
Darker −30%#446F6C
Darker −40%#314F4D
More saturated +25%#7BD1CB
Less saturated −25%#A6A6A6

Channel breakdown

R145
G187
B184
Red145 (56.9%)
Green187 (73.3%)
Blue184 (72.2%)
Hue175.71°
Saturation (HSL)23.6%
Lightness65.1%
Dominant channelGreen
Hex per channelR 91 · G BB · B B8

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Every value on this page was computed from “91bbb8” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.