Colour

#5BBFDB

#5BBFDB
Cyan
Dark
Nearest: Sky blue

#5BBFDB is a cyan with RGB values 91, 191, 219 and HSL 193°, 64%, 61%. It is a dark colour, so black text on it reaches 9.9:1 contrast (AAA for normal text). The nearest named colour is Sky blue.

Colour values

#5BBFDB#5BBFDB

HEX#5BBFDB

RGBrgb(91, 191, 219)

RGB (0–1)0.3569, 0.749, 0.8588

RGB percentages35.7%, 74.9%, 85.9%

HSLhsl(193.1, 64%, 60.8%)

HSV / HSBhsv(193.1, 58.4%, 85.9%)

CMYK58.4%, 12.8%, 0%, 14.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer6,012,891

CSS custom property--colour: #5BBFDB;

Brightness & contrast

Relative luminance0.446WCAG 2.x, 0 is black and 1 is white

Perceived brightness171.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 9.92:1

Contrast with white2.12:1WCAG normal text: Fail

Contrast with black9.92:1WCAG normal text: AAA

Greyscale equivalent#ACACAC

Inverted#A44024

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#ADBADDno red cones; affects about 1% of men; ΔE 24.6 from the original

Deuteranopia#9AACDBno green cones; the most common form, about 1% of men; ΔE 25.9 from the original

Tritanopia#00C9C8no blue cones; rare, and affects men and women equally; ΔE 22.5 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text2.12:1WCAG large text: Fail

Contrast with black, large text9.92:1WCAG large text: AAA

Named colours

Sky blue · ΔE 9.3 Light skyblue · ΔE 13.8 Light blue · ΔE 19 Cadetblue · ΔE 19.3 Deep skyblue · ΔE 20 Dark turquoise · ΔE 21.2

Nearest named CSS colourSky blue (#87CEEB)ΔE 9.26, clearly different but related

Hue familycyan

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#DB775B

Analogous#5BDBB7, #5B7FDB

Triadic#DB5BBF, #BFDB5B

Split complementary#DB5B7F, #DBB75B

Tetradic#B75BDB, #DB775B, #7FDB5B

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#D8F0F7

Lighter +20%#AFE0ED

Lighter +10%#85CFE4

Darker −10%#31AFD2

Darker −20%#258DAB

Darker −30%#1C6B81

Darker −40%#134857

More saturated +25%#42CDF4

Less saturated −25%#74B1C2

Channel breakdown

R91

G191

B219

Red91 (35.7%)

Green191 (74.9%)

Blue219 (85.9%)

Hue193.13°

Saturation (HSL)64%

Lightness60.78%

Dominant channelBlue

Hex per channelR 5B · G BF · B DB

Keep nerding

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

#5BBFDB

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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