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Recognised as Colour

#97B9EF

  • #97B9EF
  • Blue
  • Dark
  • Nearest: Light skyblue

#97B9EF is a blue with RGB values 151, 185, 239 and HSL 217°, 73%, 76%. It is a dark colour, so black text on it reaches 10.5:1 contrast (AAA for normal text). The nearest named colour is Light skyblue.

Colour values

#97B9EF#97B9EF
HEX#97B9EF
RGBrgb(151, 185, 239)
RGB (0–1)0.5922, 0.7255, 0.9373
RGB percentages59.2%, 72.5%, 93.7%
HSLhsl(216.8, 73.3%, 76.5%)
HSV / HSBhsv(216.8, 36.8%, 93.7%)
CMYK36.8%, 22.6%, 0%, 6.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer9,943,535
CSS custom property--colour: #97B9EF;

Brightness & contrast

Relative luminance0.47509WCAG 2.x, 0 is black and 1 is white
Perceived brightness182.8 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#B6B6B6
Inverted#684610

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A6BCF1no red cones; affects about 1% of men; ΔE 3.9 from the original
Deuteranopia#9CB4EEno green cones; the most common form, about 1% of men; ΔE 4.1 from the original
Tritanopia#7BC4CBno blue cones; rare, and affects men and women equally; ΔE 30 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

Light skyblue · ΔE 13.6Light steelblue · ΔE 16.1Sky blue · ΔE 19.4Deep skyblue · ΔE 22.7Steel blue · ΔE 22.8Cornflower blue · ΔE 23.9
Nearest named CSS colourLight skyblue (#87CEFA)ΔE 13.56, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#EFCD97
Analogous#97E5EF, #A197EF
Triadic#EF97B9, #B9EF97
Split complementary#EFA197, #E5EF97
Tetradic#EF97E5, #EFCD97, #97EFA1

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#EFF5FD
Lighter +10%#C3D7F6
Darker −10%#6B9BE8
Darker −20%#3F7EE1
Darker −30%#2063CD
Darker −40%#194EA1
More saturated +25%#88B6FE
Less saturated −25%#A6BCE0

Channel breakdown

R151
G185
B239
Red151 (59.2%)
Green185 (72.5%)
Blue239 (93.7%)
Hue216.82°
Saturation (HSL)73.33%
Lightness76.47%
Dominant channelBlue
Hex per channelR 97 · G B9 · B EF

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Every value on this page was computed from “97b9ef” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.