Colour

#42FEED

#42FEED
Cyan
Light
Nearest: Aqua

#42FEED is a cyan with RGB values 66, 254, 237 and HSL 175°, 99%, 63%. 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

#42FEED#42FEED

HEX#42FEED

RGBrgb(66, 254, 237)

RGB (0–1)0.2588, 0.9961, 0.9294

RGB percentages25.9%, 99.6%, 92.9%

HSLhsl(174.6, 98.9%, 62.7%)

HSV / HSBhsv(174.6, 74%, 99.6%)

CMYK74%, 0%, 6.7%, 0.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer4,390,637

CSS custom property--colour: #42FEED;

Brightness & contrast

Relative luminance0.78156WCAG 2.x, 0 is black and 1 is white

Perceived brightness213.5 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 16.63:1

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

Contrast with black16.63:1WCAG normal text: AAA

Greyscale equivalent#D5D5D5

Inverted#BD0112

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#F1F0EDno red cones; affects about 1% of men; ΔE 49.5 from the original

Deuteranopia#D7DDEFno green cones; the most common form, about 1% of men; ΔE 50.8 from the original

Tritanopia#00FFF8no blue cones; rare, and affects men and women equally; ΔE 5.8 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 text16.63:1WCAG large text: AAA

Named colours

Aqua · ΔE 9.1 Cyan · ΔE 9.1 Turquoise · ΔE 10.9 Aquamarine · ΔE 15.3 Medium turquoise · ΔE 18.5 Dark turquoise · ΔE 19.9

Nearest named CSS colourAqua (#00FFFF)ΔE 9.06, clearly different but related

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#FE4253

Analogous#42FE8F, #42B1FE

Triadic#ED42FE, #FEED42

Split complementary#FE42B1, #FE8F42

Tetradic#8F42FE, #FE4253, #B1FE42

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#DAFFFB

Lighter +20%#A7FFF7

Lighter +10%#75FEF2

Darker −10%#0FFEE8

Darker −20%#01D9C5

Darker −30%#01A697

Darker −40%#017369

More saturated +25%#41FFEE

Less saturated −25%#5AE6DA

Channel breakdown

R66

G254

B237

Red66 (25.9%)

Green254 (99.6%)

Blue237 (92.9%)

Hue174.57°

Saturation (HSL)98.95%

Lightness62.75%

Dominant channelGreen

Hex per channelR 42 · G FE · B ED

Keep nerding

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#42FEED

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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