Recognised as Colour

#555AEB

#555AEB
Blue
Dark
Nearest: Medium slateblue

#555AEB is a blue with RGB values 85, 90, 235 and HSL 238°, 79%, 63%. It is a dark colour, so white text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Medium slateblue.

Colour values

#555AEB#555AEB

HEX#555AEB

RGBrgb(85, 90, 235)

RGB (0–1)0.3333, 0.3529, 0.9216

RGB percentages33.3%, 35.3%, 92.2%

HSLhsl(238, 78.9%, 62.7%)

HSV / HSBhsv(238, 63.8%, 92.2%)

CMYK63.8%, 61.7%, 0%, 7.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer5,593,835

CSS custom property--colour: #555AEB;

Brightness & contrast

Relative luminance0.15242WCAG 2.x, 0 is black and 1 is white

Perceived brightness114.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.19:1

Contrast with white5.19:1WCAG normal text: AA

Contrast with black4.05:1WCAG normal text: Fail

Greyscale equivalent#636363

Inverted#AAA514

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0074F0no red cones; affects about 1% of men; ΔE 22.1 from the original

Deuteranopia#0066E8no green cones; the most common form, about 1% of men; ΔE 15.5 from the original

Tritanopia#007F9Ano blue cones; rare, and affects men and women equally; ΔE 79.7 from the original

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

Contrast with white, large text5.19:1WCAG large text: AAA

Contrast with black, large text4.05:1WCAG large text: AA

Named colours

Medium slateblue · ΔE 10.5 Slate blue · ΔE 17.1 Royal blue · ΔE 17.8 Medium purple · ΔE 25.9 Dark orchid · ΔE 27.3 Blue violet · ΔE 28.4

Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 10.54, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#EBE655

Analogous#55A5EB, #9B55EB

Triadic#EB555A, #5AEB55

Split complementary#EB9B55, #A5EB55

Tetradic#EB55A5, #EBE655, #55EB9B

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#DEDFFB

Lighter +20%#B0B3F6

Lighter +10%#8386F0

Darker −10%#272EE6

Darker −20%#171DC3

Darker −30%#121695

Darker −40%#0C0F68

More saturated +25%#4147FF

Less saturated −25%#6D70D3

Channel breakdown

R85

G90

B235

Red85 (33.3%)

Green90 (35.3%)

Blue235 (92.2%)

Hue238°

Saturation (HSL)78.95%

Lightness62.75%

Dominant channelBlue

Hex per channelR 55 · G 5A · B EB

Keep nerding

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

#555AEB

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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