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Recognised as Colour

#89BFD7

  • #89BFD7
  • Cyan
  • Dark
  • Nearest: Sky blue

#89BFD7 is a cyan with RGB values 137, 191, 215 and HSL 198°, 49%, 69%. It is a dark colour, so black text on it reaches 10.5:1 contrast (AAA for normal text). The nearest named colour is Sky blue.

Colour values

#89BFD7#89BFD7
HEX#89BFD7
RGBrgb(137, 191, 215)
RGB (0–1)0.5373, 0.749, 0.8431
RGB percentages53.7%, 74.9%, 84.3%
HSLhsl(198.5, 49.4%, 69%)
HSV / HSBhsv(198.5, 36.3%, 84.3%)
CMYK36.3%, 11.2%, 0%, 15.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer9,027,543
CSS custom property--colour: #89BFD7;

Brightness & contrast

Relative luminance0.47486WCAG 2.x, 0 is black and 1 is white
Perceived brightness179.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.5:1
Contrast with white2:1WCAG normal text: Fail
Contrast with black10.5:1WCAG normal text: AAA
Greyscale equivalent#B5B5B5
Inverted#764028

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#B2BCD8no red cones; affects about 1% of men; ΔE 14.3 from the original
Deuteranopia#A7B3D7no green cones; the most common form, about 1% of men; ΔE 15.4 from the original
Tritanopia#6DC6C6no blue cones; rare, and affects men and women equally; ΔE 17.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2:1WCAG large text: Fail
Contrast with black, large text10.5:1WCAG large text: AAA

Named colours

Sky blue · ΔE 6.8Light blue · ΔE 11.2Light steelblue · ΔE 11.4Light skyblue · ΔE 12.1Powder blue · ΔE 15.3Cadetblue · ΔE 18.6
Nearest named CSS colourSky blue (#87CEEB)ΔE 6.76, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D7A189
Analogous#89D7C8, #8998D7
Triadic#D789BF, #BFD789
Split complementary#D78998, #D7C889
Tetradic#C889D7, #D7A189, #98D789

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FBFDFE
Lighter +20%#D5E8F1
Lighter +10%#AFD4E4
Darker −10%#63AACA
Darker −20%#3F95BB
Darker −30%#327695
Darker −40%#25586F
More saturated +25%#75C7EB
Less saturated −25%#9DB7C3

Channel breakdown

R137
G191
B215
Red137 (53.7%)
Green191 (74.9%)
Blue215 (84.3%)
Hue198.46°
Saturation (HSL)49.37%
Lightness69.02%
Dominant channelBlue
Hex per channelR 89 · G BF · B D7

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Every value on this page was computed from “89bfd7” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.