Recognised as Colour

#BC3011

#BC3011
Red
Dark
Nearest: Firebrick

#BC3011 is a red with RGB values 188, 48, 17 and HSL 11°, 83%, 40%. It is a dark colour, so white text on it reaches 5.9:1 contrast (AA for normal text). The nearest named colour is Firebrick.

Colour values

#BC3011#BC3011

HEX#BC3011

RGBrgb(188, 48, 17)

RGB (0–1)0.7373, 0.1882, 0.0667

RGB percentages73.7%, 18.8%, 6.7%

HSLhsl(10.9, 83.4%, 40.2%)

HSV / HSBhsv(10.9, 91%, 73.7%)

CMYK0%, 74.5%, 91%, 26.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,333,073

CSS custom property--colour: #BC3011;

Brightness & contrast

Relative luminance0.12846WCAG 2.x, 0 is black and 1 is white

Perceived brightness109.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.88:1

Contrast with white5.88:1WCAG normal text: AA

Contrast with black3.57:1WCAG normal text: Fail

Greyscale equivalent#4C4C4C

Inverted#43CFEE

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#5C5108no red cones; affects about 1% of men; ΔE 59.1 from the original

Deuteranopia#7E7002no green cones; the most common form, about 1% of men; ΔE 59.5 from the original

Tritanopia#D0002Bno blue cones; rare, and affects men and women equally; ΔE 18.4 from the original

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

Contrast with white, large text5.88:1WCAG large text: AAA

Contrast with black, large text3.57:1WCAG large text: AA

Named colours

Firebrick · ΔE 12.4 Dark red · ΔE 16.9 Brown · ΔE 20.1 Tomato · ΔE 20.2 Maroon · ΔE 21.4 Chocolate · ΔE 23

Nearest named CSS colourFirebrick (#B22222)ΔE 12.39, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#119DBC

Analogous#BC1147, #BC8511

Triadic#11BC30, #3011BC

Split complementary#11BC85, #1148BC

Tetradic#48BC11, #119DBC, #8511BC

Tints, shades & saturation

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

Lighter +40%#F7B2A2

Lighter +30%#F28B74

Lighter +20%#EE6445

Lighter +10%#EA3C16

Darker −10%#8D240D

Darker −20%#5E1809

Darker −30%#300C04

Darker −40%#010000

More saturated +25%#CD2500

Less saturated −25%#A2402B

Channel breakdown

R188

G48

B17

Red188 (73.7%)

Green48 (18.8%)

Blue17 (6.7%)

Hue10.88°

Saturation (HSL)83.41%

Lightness40.2%

Dominant channelRed

Hex per channelR BC · G 30 · B 11

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Harmonies

Lighter and darker

Similar named colours

Also reads as

BC3011 (chemical formula)

Formula
36,175.931 g/mol
3012 atoms

BC3011 has a molar mass of 36,175.931 g/mol, made up of 3012 atoms across 2 elements: 1 × B, 3011 × C.

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Molar mass

Molar mass36,175.931 g/mol

Total atoms per molecule3012

Distinct elements2

Mass of one molecule6.0071547 × 10^-20 g

Molecules per gram1.6646816 × 10^19

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

B0%

C100%

Boron (B)10.81 g/mol, 0.03%

Carbon (C × 3011)36,165.121 g/mol, 99.97%

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