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Colour

#01CDFF

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

#01CDFF is a cyan with RGB values 1, 205, 255 and HSL 192°, 100%, 50%. It is a light colour, so black text on it reaches 11.2:1 contrast (AAA for normal text). The nearest named colour is Deep skyblue.

Colour values

#01CDFF#01CDFF
HEX#01CDFF
RGBrgb(1, 205, 255)
RGB (0–1)0.0039, 0.8039, 1
RGB percentages0.4%, 80.4%, 100%
HSLhsl(191.8, 100%, 50.2%)
HSV / HSBhsv(191.8, 99.6%, 100%)
CMYK99.6%, 19.6%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer118,271
CSS custom property--colour: #01CDFF;

Brightness & contrast

Relative luminance0.50889WCAG 2.x, 0 is black and 1 is white
Perceived brightness179.1 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 11.18:1
Contrast with white1.88:1WCAG normal text: Fail
Contrast with black11.18:1WCAG normal text: AAA
Greyscale equivalent#A5A5A5
Inverted#FE3200

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#B1C8FFno red cones; affects about 1% of men; ΔE 30.4 from the original
Deuteranopia#94B4FEno green cones; the most common form, about 1% of men; ΔE 32.7 from the original
Tritanopia#00DCDDno blue cones; rare, and affects men and women equally; ΔE 29.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.88:1WCAG large text: Fail
Contrast with black, large text11.18:1WCAG large text: AAA

Named colours

Deep skyblue · ΔE 10.4Light skyblue · ΔE 16.3Sky blue · ΔE 18.2Dark turquoise · ΔE 27.4Light blue · ΔE 29.3Medium turquoise · ΔE 30.6
Nearest named CSS colourDeep skyblue (#00BFFF)ΔE 10.39, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FF3301
Analogous#01FFB2, #014EFF
Triadic#FF01CD, #CDFF01
Split complementary#FF014E, #FFB201
Tetradic#B201FF, #FF3301, #4EFF01

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CDF5FF
Lighter +30%#9AEBFF
Lighter +20%#67E1FF
Lighter +10%#34D7FF
Darker −10%#00A5CD
Darker −20%#007C9A
Darker −30%#005367
Darker −40%#002A34
More saturated +25%#01CDFF
Less saturated −25%#21BADF

Channel breakdown

R1
G205
B255
Red1 (0.4%)
Green205 (80.4%)
Blue255 (100%)
Hue191.81°
Saturation (HSL)100%
Lightness50.2%
Dominant channelBlue
Hex per channelR 01 · G CD · B FF

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