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Recognised as Colour

#5BD5FF

  • #5BD5FF
  • Cyan
  • Light
  • Nearest: Light skyblue

#5BD5FF is a cyan with RGB values 91, 213, 255 and HSL 195°, 100%, 68%. It is a light colour, so black text on it reaches 12.4:1 contrast (AAA for normal text). The nearest named colour is Light skyblue.

Colour values

#5BD5FF#5BD5FF
HEX#5BD5FF
RGBrgb(91, 213, 255)
RGB (0–1)0.3569, 0.8353, 1
RGB percentages35.7%, 83.5%, 100%
HSLhsl(195.4, 100%, 67.8%)
HSV / HSBhsv(195.4, 64.3%, 100%)
CMYK64.3%, 16.5%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,018,559
CSS custom property--colour: #5BD5FF;

Brightness & contrast

Relative luminance0.57033WCAG 2.x, 0 is black and 1 is white
Perceived brightness191.1 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 12.41:1
Contrast with white1.69:1WCAG normal text: Fail
Contrast with black12.41:1WCAG normal text: AAA
Greyscale equivalent#BEBEBE
Inverted#A42A00

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#BDD1FFno red cones; affects about 1% of men; ΔE 25.7 from the original
Deuteranopia#A6C0FFno green cones; the most common form, about 1% of men; ΔE 27.8 from the original
Tritanopia#00E2E3no blue cones; rare, and affects men and women equally; ΔE 27.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.69:1WCAG large text: Fail
Contrast with black, large text12.41:1WCAG large text: AAA

Named colours

Light skyblue · ΔE 11Sky blue · ΔE 11.6Deep skyblue · ΔE 14.7Light blue · ΔE 22.2Powder blue · ΔE 24.5Light steelblue · ΔE 25.6
Nearest named CSS colourLight skyblue (#87CEFA)ΔE 11.02, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FF855B
Analogous#5BFFD7, #5B83FF
Triadic#FF5BD5, #D5FF5B
Split complementary#FF5B83, #FFD75B
Tetradic#D75BFF, #FF855B, #83FF5B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#F4FCFF
Lighter +20%#C1EFFF
Lighter +10%#8EE2FF
Darker −10%#28C8FF
Darker −20%#00B6F4
Darker −30%#0090C1
Darker −40%#006A8E
More saturated +25%#5BD5FF
Less saturated −25%#70CBEB

Channel breakdown

R91
G213
B255
Red91 (35.7%)
Green213 (83.5%)
Blue255 (100%)
Hue195.37°
Saturation (HSL)100%
Lightness67.84%
Dominant channelBlue
Hex per channelR 5B · G D5 · B FF

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Every value on this page was computed from “5bd5ff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.