Recognised as Colour

#B60011

#B60011
Red
Dark
Nearest: Firebrick

#B60011 is a red with RGB values 182, 0, 17 and HSL 354°, 100%, 36%. It is a dark colour, so white text on it reaches 7:1 contrast (AAA for normal text). The nearest named colour is Firebrick.

Colour values

#B60011#B60011

HEX#B60011

RGBrgb(182, 0, 17)

RGB (0–1)0.7137, 0, 0.0667

RGB percentages71.4%, 0%, 6.7%

HSLhsl(354.4, 100%, 35.7%)

HSV / HSBhsv(354.4, 100%, 71.4%)

CMYK0%, 100%, 90.7%, 28.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,927,569

CSS custom property--colour: #B60011;

Brightness & contrast

Relative luminance0.09986WCAG 2.x, 0 is black and 1 is white

Perceived brightness99.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 7.01:1

Contrast with white7.01:1WCAG normal text: AAA

Contrast with black3:1WCAG normal text: Fail

Greyscale equivalent#282828

Inverted#49FFEE

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#4B420Dno red cones; affects about 1% of men; ΔE 67.4 from the original

Deuteranopia#736500no green cones; the most common form, about 1% of men; ΔE 66.8 from the original

Tritanopia#C9000Dno blue cones; rare, and affects men and women equally; ΔE 8.8 from the original

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

Contrast with white, large text7.01:1WCAG large text: AAA

Contrast with black, large text3:1WCAG large text: Fail

Named colours

Firebrick · ΔE 10.3 Dark red · ΔE 15.6 Crimson · ΔE 17.3 Brown · ΔE 19.6 Maroon · ΔE 20.3 Tomato · ΔE 24.8

Nearest named CSS colourFirebrick (#B22222)ΔE 10.27, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00B6A5

Analogous#B6006C, #B64A00

Triadic#11B600, #0011B6

Split complementary#00B64A, #006CB6

Tetradic#6CB600, #00B6A5, #4A00B6

Tints, shades & saturation

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

Lighter +40%#FF838F

Lighter +30%#FF5060

Lighter +20%#FF1D32

Lighter +10%#E90016

Darker −10%#83000C

Darker −20%#500007

Darker −30%#1D0003

Darker −40%#000000

More saturated +25%#B60011

Less saturated −25%#9F1724

Channel breakdown

R182

B17

Red182 (71.4%)

Green0 (0%)

Blue17 (6.7%)

Hue354.4°

Saturation (HSL)100%

Lightness35.69%

Dominant channelRed

Hex per channelR B6 · G 00 · B 11

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Harmonies

Lighter and darker

Similar named colours

Also reads as

B60011 (chemical formula)

Formula
648,718.91 g/mol
60011 atoms

B60011 has a molar mass of 648,718.91 g/mol, made up of 60011 atoms across 1 element: 60011 × B.

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Molar mass

Molar mass648,718.91 g/mol

Total atoms per molecule60011

Distinct elements1

Mass of one molecule1.0772231 × 10^-18 g

Molecules per gram9.2831281 × 10^17

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

B100%

Boron (B × 60011)648,718.91 g/mol, 100%

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Elements in this formula

Boron

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