Colour

#555E8C

#555E8C
Blue
Dark
Nearest: Steel blue

#555E8C is a blue with RGB values 85, 94, 140 and HSL 230°, 24%, 44%. It is a dark colour, so white text on it reaches 6.2:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#555E8C#555E8C

HEX#555E8C

RGBrgb(85, 94, 140)

RGB (0–1)0.3333, 0.3686, 0.549

RGB percentages33.3%, 36.9%, 54.9%

HSLhsl(230.2, 24.4%, 44.1%)

HSV / HSBhsv(230.2, 39.3%, 54.9%)

CMYK39.3%, 32.9%, 0%, 45.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer5,594,764

CSS custom property--colour: #555E8C;

Brightness & contrast

Relative luminance0.1183WCAG 2.x, 0 is black and 1 is white

Perceived brightness97.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.24:1

Contrast with white6.24:1WCAG normal text: AA

Contrast with black3.37:1WCAG normal text: Fail

Greyscale equivalent#5F5F5F

Inverted#AAA173

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#4F638Eno red cones; affects about 1% of men; ΔE 4.4 from the original

Deuteranopia#4B5E8Bno green cones; the most common form, about 1% of men; ΔE 3.3 from the original

Tritanopia#44676Fno blue cones; rare, and affects men and women equally; ΔE 26.2 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text6.24:1WCAG large text: AAA

Contrast with black, large text3.37:1WCAG large text: AA

Named colours

Steel blue · ΔE 18.1 Slate grey · ΔE 22.7 Light slate grey · ΔE 24.2 Dark slateblue · ΔE 25.4 Dim grey · ΔE 28.2 Gray · ΔE 30.7

Nearest named CSS colourSteel blue (#4682B4)ΔE 18.09, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#8C8355

Analogous#55798C, #68558C

Triadic#8C555E, #5E8C55

Split complementary#8C6855, #7A8C55

Tetradic#8C5579, #8C8355, #558C68

Tints, shades & saturation

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

Lighter +40%#CDD0E0

Lighter +30%#ADB2CD

Lighter +20%#8D94BA

Lighter +10%#6D77A7

Darker −10%#42496C

Darker −20%#2E334D

Darker −30%#1B1E2D

Darker −40%#08090D

More saturated +25%#394BA8

Less saturated −25%#717171

Channel breakdown

R85

G94

B140

Red85 (33.3%)

Green94 (36.9%)

Blue140 (54.9%)

Hue230.18°

Saturation (HSL)24.44%

Lightness44.12%

Dominant channelBlue

Hex per channelR 55 · G 5E · B 8C

Keep nerding

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

#555E8C

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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