Recognised as Colour

#B1BCD4

#B1BCD4
Blue
Light
Nearest: Light steelblue

#B1BCD4 is a blue with RGB values 177, 188, 212 and HSL 221°, 29%, 76%. It is a light colour, so black text on it reaches 11:1 contrast (AAA for normal text). The nearest named colour is Light steelblue.

Colour values

#B1BCD4#B1BCD4

HEX#B1BCD4

RGBrgb(177, 188, 212)

RGB (0–1)0.6941, 0.7373, 0.8314

RGB percentages69.4%, 73.7%, 83.1%

HSLhsl(221.1, 28.9%, 76.3%)

HSV / HSBhsv(221.1, 16.5%, 83.1%)

CMYK16.5%, 11.3%, 0%, 16.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,648,212

CSS custom property--colour: #B1BCD4;

Brightness & contrast

Relative luminance0.50067WCAG 2.x, 0 is black and 1 is white

Perceived brightness187.7 of 255ITU-R BT.601 weighting

Light or darkLight

Best text colour on this backgroundBlackcontrast 11.01:1

Contrast with white1.91:1WCAG normal text: Fail

Contrast with black11.01:1WCAG normal text: AAA

Greyscale equivalent#BBBBBB

Inverted#4E432B

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#B5BDD5no red cones; affects about 1% of men; ΔE 1.2 from the original

Deuteranopia#B2BAD3no green cones; the most common form, about 1% of men; ΔE 1.3 from the original

Tritanopia#A9C1C4no blue cones; rare, and affects men and women equally; ΔE 12.5 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text1.91:1WCAG large text: Fail

Contrast with black, large text11.01:1WCAG large text: AAA

Named colours

Light steelblue · ΔE 3.9 Thistle · ΔE 13.4 Silver · ΔE 13.5 Light blue · ΔE 14.4 Dark grey · ΔE 15 Light grey · ΔE 15.8

Nearest named CSS colourLight steelblue (#B0C4DE)ΔE 3.86, a close match

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#D4C9B1

Analogous#B1CED4, #B7B1D4

Triadic#D4B1BC, #BCD4B1

Split complementary#D4B7B1, #CED4B1

Tetradic#D4B1CE, #D4C9B1, #B1D4B7

Tints, shades & saturation

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

Lighter +40%#FFFFFF

Lighter +30%#FFFFFF

Lighter +20%#F3F4F8

Lighter +10%#D2D8E6

Darker −10%#90A0C2

Darker −20%#6F84B0

Darker −30%#546998

Darker −40%#425377

More saturated +25%#A2B6E3

Less saturated −25%#C0C2C5

Channel breakdown

R177

G188

B212

Red177 (69.4%)

Green188 (73.7%)

Blue212 (83.1%)

Hue221.14°

Saturation (HSL)28.93%

Lightness76.27%

Dominant channelBlue

Hex per channelR B1 · G BC · B D4

Keep nerding

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

Harmonies

Lighter and darker

Similar named colours

Also reads as

B1BCd4 (chemical formula)

Formula
471.26 g/mol
6 atoms

B1BCd4 has a molar mass of 471.26 g/mol, made up of 6 atoms across 2 elements: 2 × B, 4 × Cd.

Open this reading on its own page →

Molar mass

Molar mass471.26 g/mol

Total atoms per molecule6

Distinct elements2

Mass of one molecule7.8254564 × 10^-22 g

Molecules per gram1.2778807 × 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

B4.6%

Cd95.4%

Boron (B × 2)21.62 g/mol, 4.588%

Cadmium (Cd × 4)449.64 g/mol, 95.412%

Keep nerding

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

Elements in this formula

Nerdulate something else

Nothing in mind? Surprise me · today’s page