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Recognised as Colour

#5BCFE8

  • #5BCFE8
  • Cyan
  • Light
  • Nearest: Sky blue

#5BCFE8 is a cyan with RGB values 91, 207, 232 and HSL 191°, 75%, 63%. It is a light colour, so black text on it reaches 11.5:1 contrast (AAA for normal text). The nearest named colour is Sky blue.

Colour values

#5BCFE8#5BCFE8
HEX#5BCFE8
RGBrgb(91, 207, 232)
RGB (0–1)0.3569, 0.8118, 0.9098
RGB percentages35.7%, 81.2%, 91%
HSLhsl(190.6, 75.4%, 63.3%)
HSV / HSBhsv(190.6, 60.8%, 91%)
CMYK60.8%, 10.8%, 0%, 9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,017,000
CSS custom property--colour: #5BCFE8;

Brightness & contrast

Relative luminance0.52676WCAG 2.x, 0 is black and 1 is white
Perceived brightness183.8 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 11.54:1
Contrast with white1.82:1WCAG normal text: Fail
Contrast with black11.54:1WCAG normal text: AAA
Greyscale equivalent#B8B8B8
Inverted#A43017

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#BDC9E9no red cones; affects about 1% of men; ΔE 28.6 from the original
Deuteranopia#A8B9E8no green cones; the most common form, about 1% of men; ΔE 30.3 from the original
Tritanopia#00D9D7no blue cones; rare, and affects men and women equally; ΔE 20.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.82:1WCAG large text: Fail
Contrast with black, large text11.54:1WCAG large text: AAA

Named colours

Sky blue · ΔE 10.7Light skyblue · ΔE 16.1Dark turquoise · ΔE 17.1Medium turquoise · ΔE 18.3Light blue · ΔE 19Powder blue · ΔE 20
Nearest named CSS colourSky blue (#87CEEB)ΔE 10.74, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#E8745B
Analogous#5BE8BB, #5B88E8
Triadic#E85BCF, #CFE85B
Split complementary#E85B88, #E8BB5B
Tetradic#BB5BE8, #E8745B, #88E85B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#E1F6FB
Lighter +20%#B4E9F5
Lighter +10%#88DCEE
Darker −10%#2EC2E2
Darker −20%#1BA4C2
Darker −30%#157E95
Darker −40%#0F5868
More saturated +25%#44DEFF
Less saturated −25%#72C0D1

Channel breakdown

R91
G207
B232
Red91 (35.7%)
Green207 (81.2%)
Blue232 (91%)
Hue190.64°
Saturation (HSL)75.4%
Lightness63.33%
Dominant channelBlue
Hex per channelR 5B · G CF · B E8

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Every value on this page was computed from “5bcfe8” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.