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Recognised as Colour

#05CFFF

  • #05CFFF
  • Cyan
  • Light
  • Nearest: Deep skyblue

#05CFFF is a cyan with RGB values 5, 207, 255 and HSL 192°, 100%, 51%. It is a light colour, so black text on it reaches 11.4:1 contrast (AAA for normal text). The nearest named colour is Deep skyblue.

Colour values

#05CFFF#05CFFF
HEX#05CFFF
RGBrgb(5, 207, 255)
RGB (0–1)0.0196, 0.8118, 1
RGB percentages2%, 81.2%, 100%
HSLhsl(191.5, 100%, 51%)
HSV / HSBhsv(191.5, 98%, 100%)
CMYK98%, 18.8%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer380,927
CSS custom property--colour: #05CFFF;

Brightness & contrast

Relative luminance0.51878WCAG 2.x, 0 is black and 1 is white
Perceived brightness180.5 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 11.38:1
Contrast with white1.85:1WCAG normal text: Fail
Contrast with black11.38:1WCAG normal text: AAA
Greyscale equivalent#A8A8A8
Inverted#FA3000

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#B3CAFFno red cones; affects about 1% of men; ΔE 30.8 from the original
Deuteranopia#97B6FFno green cones; the most common form, about 1% of men; ΔE 33.6 from the original
Tritanopia#00DEDFno blue cones; rare, and affects men and women equally; ΔE 28.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.85:1WCAG large text: Fail
Contrast with black, large text11.38:1WCAG large text: AAA

Named colours

Deep skyblue · ΔE 11.8Light skyblue · ΔE 16.6Sky blue · ΔE 17.9Dark turquoise · ΔE 26.1Light blue · ΔE 28.8Medium turquoise · ΔE 29.3
Nearest named CSS colourDeep skyblue (#00BFFF)ΔE 11.82, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FF3505
Analogous#05FFB2, #0552FF
Triadic#FF05CF, #CFFF05
Split complementary#FF0552, #FFB205
Tetradic#B205FF, #FF3505, #52FF05

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D1F6FF
Lighter +30%#9EECFF
Lighter +20%#6BE3FF
Lighter +10%#38D9FF
Darker −10%#00A9D1
Darker −20%#00809E
Darker −30%#00566B
Darker −40%#002D38
More saturated +25%#05CFFF
Less saturated −25%#24BCE0

Channel breakdown

R5
G207
B255
Red5 (2%)
Green207 (81.2%)
Blue255 (100%)
Hue191.52°
Saturation (HSL)100%
Lightness50.98%
Dominant channelBlue
Hex per channelR 05 · G CF · B FF

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Every value on this page was computed from “05cfff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.