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Colour

#91EAFF

  • #91EAFF
  • Cyan
  • Light
  • Nearest: Sky blue

#91EAFF is a cyan with RGB values 145, 234, 255 and HSL 191°, 100%, 78%. It is a light colour, so black text on it reaches 15.4:1 contrast (AAA for normal text). The nearest named colour is Sky blue.

Colour values

#91EAFF#91EAFF
HEX#91EAFF
RGBrgb(145, 234, 255)
RGB (0–1)0.5686, 0.9176, 1
RGB percentages56.9%, 91.8%, 100%
HSLhsl(191.5, 100%, 78.4%)
HSV / HSBhsv(191.5, 43.1%, 100%)
CMYK43.1%, 8.2%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer9,562,879
CSS custom property--colour: #91EAFF;

Brightness & contrast

Relative luminance0.72085WCAG 2.x, 0 is black and 1 is white
Perceived brightness214.1 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 15.42:1
Contrast with white1.36:1WCAG normal text: Fail
Contrast with black15.42:1WCAG normal text: AAA
Greyscale equivalent#D9D9D9
Inverted#6E1500

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#DAE4FFno red cones; affects about 1% of men; ΔE 23.9 from the original
Deuteranopia#C9D7FFno green cones; the most common form, about 1% of men; ΔE 25.2 from the original
Tritanopia#5FF2F0no blue cones; rare, and affects men and women equally; ΔE 19.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.36:1WCAG large text: Fail
Contrast with black, large text15.42:1WCAG large text: AAA

Named colours

Sky blue · ΔE 11.3Pale turquoise · ΔE 12.4Powder blue · ΔE 13Light blue · ΔE 13.4Light skyblue · ΔE 16.8Light cyan · ΔE 21.4
Nearest named CSS colourSky blue (#87CEEB)ΔE 11.34, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FFA691
Analogous#91FFDD, #91B3FF
Triadic#FF91EA, #EAFF91
Split complementary#FF91B3, #FFDD91
Tetradic#DD91FF, #FFA691, #B3FF91

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#F7FDFF
Lighter +10%#C4F4FF
Darker −10%#5EE0FF
Darker −20%#2BD7FF
Darker −30%#00C8F7
Darker −40%#009FC4
More saturated +25%#91EAFF
Less saturated −25%#9FE1F1

Channel breakdown

R145
G234
B255
Red145 (56.9%)
Green234 (91.8%)
Blue255 (100%)
Hue191.45°
Saturation (HSL)100%
Lightness78.43%
Dominant channelBlue
Hex per channelR 91 · G EA · B FF

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