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Colour

#01D0FF

  • #01D0FF
  • Cyan
  • Light
  • Nearest: Deep skyblue

#01D0FF is a cyan with RGB values 1, 208, 255 and HSL 191°, 100%, 50%. It is a light colour, so black text on it reaches 11.5:1 contrast (AAA for normal text). The nearest named colour is Deep skyblue.

Colour values

#01D0FF#01D0FF
HEX#01D0FF
RGBrgb(1, 208, 255)
RGB (0–1)0.0039, 0.8157, 1
RGB percentages0.4%, 81.6%, 100%
HSLhsl(191.1, 100%, 50.2%)
HSV / HSBhsv(191.1, 99.6%, 100%)
CMYK99.6%, 18.4%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer119,039
CSS custom property--colour: #01D0FF;

Brightness & contrast

Relative luminance0.52338WCAG 2.x, 0 is black and 1 is white
Perceived brightness181.1 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 11.47:1
Contrast with white1.83:1WCAG normal text: Fail
Contrast with black11.47:1WCAG normal text: AAA
Greyscale equivalent#A7A7A7
Inverted#FE2F00

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#B4CBFFno red cones; affects about 1% of men; ΔE 31.2 from the original
Deuteranopia#98B7FFno green cones; the most common form, about 1% of men; ΔE 33.8 from the original
Tritanopia#00DFDFno 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 text1.83:1WCAG large text: Fail
Contrast with black, large text11.47:1WCAG large text: AAA

Named colours

Deep skyblue · ΔE 12.6Light skyblue · ΔE 16.9Sky blue · ΔE 17.9Dark turquoise · ΔE 25.5Medium turquoise · ΔE 28.7Light blue · ΔE 28.7
Nearest named CSS colourDeep skyblue (#00BFFF)ΔE 12.59, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FF3001
Analogous#01FFAF, #0151FF
Triadic#FF01D0, #D0FF01
Split complementary#FF0151, #FFAF01
Tetradic#AF01FF, #FF3001, #51FF01

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CDF6FF
Lighter +30%#9AECFF
Lighter +20%#67E3FF
Lighter +10%#34D9FF
Darker −10%#00A7CD
Darker −20%#007E9A
Darker −30%#005467
Darker −40%#002A34
More saturated +25%#01D0FF
Less saturated −25%#21BCDF

Channel breakdown

R1
G208
B255
Red1 (0.4%)
Green208 (81.6%)
Blue255 (100%)
Hue191.1°
Saturation (HSL)100%
Lightness50.2%
Dominant channelBlue
Hex per channelR 01 · G D0 · B FF

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Every value on this page was computed from “01d0ff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.