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Recognised as Colour

#99C5FB

  • #99C5FB
  • Blue
  • Light
  • Nearest: Light skyblue

#99C5FB is a blue with RGB values 153, 197, 251 and HSL 213°, 92%, 79%. It is a light colour, so black text on it reaches 11.7:1 contrast (AAA for normal text). The nearest named colour is Light skyblue.

Colour values

#99C5FB#99C5FB
HEX#99C5FB
RGBrgb(153, 197, 251)
RGB (0–1)0.6, 0.7725, 0.9843
RGB percentages60%, 77.3%, 98.4%
HSLhsl(213.1, 92.5%, 79.2%)
HSV / HSBhsv(213.1, 39%, 98.4%)
CMYK39%, 21.5%, 0%, 1.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer10,077,691
CSS custom property--colour: #99C5FB;

Brightness & contrast

Relative luminance0.5367WCAG 2.x, 0 is black and 1 is white
Perceived brightness192.3 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 11.73:1
Contrast with white1.79:1WCAG normal text: Fail
Contrast with black11.73:1WCAG normal text: AAA
Greyscale equivalent#C0C0C0
Inverted#663A04

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#B1C7FEno red cones; affects about 1% of men; ΔE 6.8 from the original
Deuteranopia#A5BDFAno green cones; the most common form, about 1% of men; ΔE 7.6 from the original
Tritanopia#77D1D7no blue cones; rare, and affects men and women equally; ΔE 31.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.79:1WCAG large text: Fail
Contrast with black, large text11.73:1WCAG large text: AAA

Named colours

Light skyblue · ΔE 10Light steelblue · ΔE 16Sky blue · ΔE 16.8Deep skyblue · ΔE 20.7Light blue · ΔE 22.6Lavender · ΔE 25.9
Nearest named CSS colourLight skyblue (#87CEFA)ΔE 9.98, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FBCF99
Analogous#99F6FB, #9E99FB
Triadic#FB99C5, #C5FB99
Split complementary#FB9E99, #F6FB99
Tetradic#FB99F6, #FBCF99, #99FB9E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#FBFDFF
Lighter +10%#CAE1FD
Darker −10%#68A9F9
Darker −20%#378DF7
Darker −30%#0972F2
Darker −40%#085BC0
More saturated +25%#95C5FF
Less saturated −25%#A6C6EE

Channel breakdown

R153
G197
B251
Red153 (60%)
Green197 (77.3%)
Blue251 (98.4%)
Hue213.06°
Saturation (HSL)92.45%
Lightness79.22%
Dominant channelBlue
Hex per channelR 99 · G C5 · B FB

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Every value on this page was computed from “99c5fb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.