Recognised as Colour

#00A4EB

#00A4EB
Cyan
Dark
Nearest: Deep skyblue

#00A4EB is a cyan with RGB values 0, 164, 235 and HSL 198°, 100%, 46%. It is a dark colour, so black text on it reaches 7.5:1 contrast (AAA for normal text). The nearest named colour is Deep skyblue.

Colour values

#00A4EB#00A4EB

HEX#00A4EB

RGBrgb(0, 164, 235)

RGB (0–1)0, 0.6431, 0.9216

RGB percentages0%, 64.3%, 92.2%

HSLhsl(198.1, 100%, 46.1%)

HSV / HSBhsv(198.1, 100%, 92.2%)

CMYK100%, 30.2%, 0%, 7.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer42,219

CSS custom property--colour: #00A4EB;

Brightness & contrast

Relative luminance0.32549WCAG 2.x, 0 is black and 1 is white

Perceived brightness148.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 7.51:1

Contrast with white2.8:1WCAG normal text: Fail

Contrast with black7.51:1WCAG normal text: AAA

Greyscale equivalent#868686

Inverted#FF5B14

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#81A5EEno red cones; affects about 1% of men; ΔE 18.1 from the original

Deuteranopia#6592EAno green cones; the most common form, about 1% of men; ΔE 21 from the original

Tritanopia#00B6BDno blue cones; rare, and affects men and women equally; ΔE 39.9 from the original

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

Contrast with white, large text2.8:1WCAG large text: Fail

Contrast with black, large text7.51:1WCAG large text: AAA

Named colours

Deep skyblue · ΔE 11.9 Steel blue · ΔE 18.4 Cornflower blue · ΔE 20 Light skyblue · ΔE 23.2 Dodgerblue · ΔE 27.4 Sky blue · ΔE 29

Nearest named CSS colourDeep skyblue (#00BFFF)ΔE 11.86, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#EB4700

Analogous#00EBBD, #002EEB

Triadic#EB00A4, #A4EB00

Split complementary#EB002E, #EBBD00

Tetradic#BD00EB, #EB4700, #2EEB00

Tints, shades & saturation

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

Lighter +40%#B8EAFF

Lighter +30%#85DAFF

Lighter +20%#52CBFF

Lighter +10%#1FBBFF

Darker −10%#0080B8

Darker −20%#005D85

Darker −30%#003952

Darker −40%#00161F

More saturated +25%#00A4EB

Less saturated −25%#1D98CE

Channel breakdown

G164

B235

Red0 (0%)

Green164 (64.3%)

Blue235 (92.2%)

Hue198.13°

Saturation (HSL)100%

Lightness46.08%

Dominant channelBlue

Hex per channelR 00 · G A4 · B EB

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#00A4EB

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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