Colour

#01FEFF

#01FEFF
Cyan
Light
Nearest: Aqua

#01FEFF is a cyan with RGB values 1, 254, 255 and HSL 180°, 100%, 50%. It is a light colour, so black text on it reaches 16.6:1 contrast (AAA for normal text). The nearest named colour is Aqua.

Colour values

#01FEFF#01FEFF

HEX#01FEFF

RGBrgb(1, 254, 255)

RGB (0–1)0.0039, 0.9961, 1

RGB percentages0.4%, 99.6%, 100%

HSLhsl(180.2, 100%, 50.2%)

HSV / HSBhsv(180.2, 99.6%, 100%)

CMYK99.6%, 0.4%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer130,815

CSS custom property--colour: #01FEFF;

Brightness & contrast

Relative luminance0.7811WCAG 2.x, 0 is black and 1 is white

Perceived brightness212.8 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 16.62:1

Contrast with white1.26:1WCAG normal text: Fail

Contrast with black16.62:1WCAG normal text: AAA

Greyscale equivalent#C8C8C8

Inverted#FE0100

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#ECF1FFno red cones; affects about 1% of men; ΔE 49.3 from the original

Deuteranopia#CFDCFFno green cones; the most common form, about 1% of men; ΔE 50.6 from the original

Tritanopia#00FFFEno blue cones; rare, and affects men and women equally; ΔE 1.2 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text1.26:1WCAG large text: Fail

Contrast with black, large text16.62:1WCAG large text: AAA

Named colours

Aqua · ΔE 0.7 Cyan · ΔE 0.7 Turquoise · ΔE 14.7 Dark turquoise · ΔE 17.3 Medium turquoise · ΔE 18.4 Aquamarine · ΔE 24.4

Nearest named CSS colourAqua (#00FFFF)ΔE 0.68, indistinguishable to the eye

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#FF0201

Analogous#01FF81, #017FFF

Triadic#FF01FE, #FEFF01

Split complementary#FF017F, #FF8101

Tetradic#8101FF, #FF0201, #7FFF01

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#CDFFFF

Lighter +30%#9AFFFF

Lighter +20%#67FEFF

Lighter +10%#34FEFF

Darker −10%#00CCCD

Darker −20%#00999A

Darker −30%#006767

Darker −40%#003434

More saturated +25%#01FEFF

Less saturated −25%#21DFDF

Channel breakdown

G254

B255

Red1 (0.4%)

Green254 (99.6%)

Blue255 (100%)

Hue180.24°

Saturation (HSL)100%

Lightness50.2%

Dominant channelBlue

Hex per channelR 01 · G FE · B FF

Keep nerding

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#01FEFF

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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