Colour

#13B9E1

#13B9E1
Cyan
Dark
Nearest: Deep skyblue

#13B9E1 is a cyan with RGB values 19, 185, 225 and HSL 192°, 84%, 48%. It is a dark colour, so black text on it reaches 9.1:1 contrast (AAA for normal text). The nearest named colour is Deep skyblue.

Colour values

#13B9E1#13B9E1

HEX#13B9E1

RGBrgb(19, 185, 225)

RGB (0–1)0.0745, 0.7255, 0.8824

RGB percentages7.5%, 72.5%, 88.2%

HSLhsl(191.7, 84.4%, 47.8%)

HSV / HSBhsv(191.7, 91.6%, 88.2%)

CMYK91.6%, 17.8%, 0%, 11.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,292,769

CSS custom property--colour: #13B9E1;

Brightness & contrast

Relative luminance0.40273WCAG 2.x, 0 is black and 1 is white

Perceived brightness161.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 9.05:1

Contrast with white2.32:1WCAG normal text: Fail

Contrast with black9.05:1WCAG normal text: AAA

Greyscale equivalent#999999

Inverted#EC461E

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#A1B4E3no red cones; affects about 1% of men; ΔE 29 from the original

Deuteranopia#89A3E1no green cones; the most common form, about 1% of men; ΔE 30.9 from the original

Tritanopia#00C6C6no blue cones; rare, and affects men and women equally; ΔE 24.7 from the original

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

Contrast with white, large text2.32:1WCAG large text: Fail

Contrast with black, large text9.05:1WCAG large text: AAA

Named colours

Deep skyblue · ΔE 13.8 Sky blue · ΔE 16.5 Light skyblue · ΔE 17 Dark turquoise · ΔE 24 Cadetblue · ΔE 25.3 Steel blue · ΔE 26.6

Nearest named CSS colourDeep skyblue (#00BFFF)ΔE 13.83, a distinctly different colour

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#E13B13

Analogous#13E1A2, #1352E1

Triadic#E113B9, #B9E113

Split complementary#E11352, #E1A213

Tetradic#A213E1, #E13B13, #52E113

Tints, shades & saturation

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

Lighter +40%#C6F0FA

Lighter +30%#97E4F6

Lighter +20%#68D7F2

Lighter +10%#39CBEE

Darker −10%#0F92B2

Darker −20%#0B6C83

Darker −30%#074554

Darker −40%#031E25

More saturated +25%#00C5F4

Less saturated −25%#31A6C3

Channel breakdown

R19

G185

B225

Red19 (7.5%)

Green185 (72.5%)

Blue225 (88.2%)

Hue191.65°

Saturation (HSL)84.43%

Lightness47.84%

Dominant channelBlue

Hex per channelR 13 · G B9 · B E1

Keep nerding

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

#13B9E1

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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