Recognised as Colour

#B4B9CA

#B4B9CA
Blue
Dark
Nearest: Light steelblue

#B4B9CA is a blue with RGB values 180, 185, 202 and HSL 226°, 17%, 75%. It is a dark colour, so black text on it reaches 10.7:1 contrast (AAA for normal text). The nearest named colour is Light steelblue.

Colour values

#B4B9CA#B4B9CA

HEX#B4B9CA

RGBrgb(180, 185, 202)

RGB (0–1)0.7059, 0.7255, 0.7922

RGB percentages70.6%, 72.5%, 79.2%

HSLhsl(226.4, 17.2%, 74.9%)

HSV / HSBhsv(226.4, 10.9%, 79.2%)

CMYK10.9%, 8.4%, 0%, 20.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,844,042

CSS custom property--colour: #B4B9CA;

Brightness & contrast

Relative luminance0.48665WCAG 2.x, 0 is black and 1 is white

Perceived brightness185.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 10.73:1

Contrast with white1.96:1WCAG normal text: Fail

Contrast with black10.73:1WCAG normal text: AAA

Greyscale equivalent#B9B9B9

Inverted#4B4635

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#B4BACBno red cones; affects about 1% of men; ΔE 0.5 from the original

Deuteranopia#B3B8CAno green cones; the most common form, about 1% of men; ΔE 0.6 from the original

Tritanopia#AFBCBEno blue cones; rare, and affects men and women equally; ΔE 8.7 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text1.96:1WCAG large text: Fail

Contrast with black, large text10.73:1WCAG large text: AAA

Named colours

Light steelblue · ΔE 7.4 Silver · ΔE 9.6 Dark grey · ΔE 11.1 Thistle · ΔE 12.6 Light grey · ΔE 13.2 Light blue · ΔE 15.3

Nearest named CSS colourLight steelblue (#B0C4DE)ΔE 7.44, clearly different but related

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#CAC5B4

Analogous#B4C4CA, #BAB4CA

Triadic#CAB4B9, #B9CAB4

Split complementary#CABAB4, #C4CAB4

Tetradic#CAB4C4, #CAC5B4, #B4CABA

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FFFFFF

Lighter +20%#F0F1F4

Lighter +10%#D2D5DF

Darker −10%#969DB5

Darker −20%#7881A0

Darker −30%#5F6886

Darker −40%#4A5168

More saturated +25%#A4B0DA

Less saturated −25%#BFBFBF

Channel breakdown

R180

G185

B202

Red180 (70.6%)

Green185 (72.5%)

Blue202 (79.2%)

Hue226.36°

Saturation (HSL)17.19%

Lightness74.9%

Dominant channelBlue

Hex per channelR B4 · G B9 · B CA

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Harmonies

Lighter and darker

Similar named colours

Also reads as

B4B9Ca (chemical formula)

Formula
180.608 g/mol
14 atoms

B4B9Ca has a molar mass of 180.608 g/mol, made up of 14 atoms across 2 elements: 13 × B, 1 × Ca.

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Molar mass

Molar mass180.608 g/mol

Total atoms per molecule14

Distinct elements2

Mass of one molecule2.9990664 × 10^-22 g

Molecules per gram3.334371 × 10^21

Name

NameNot in the name tablea name cannot be worked out from a formula alone: isomers share formulas, and naming depends on bonding the formula does not show

Composition by mass

B77.8%

Ca22.2%

Boron (B × 13)140.53 g/mol, 77.809%

Calcium (Ca)40.078 g/mol, 22.191%

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Elements in this formula

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