Recognised as Colour

#BC1630

#BC1630
Red
Dark
Nearest: Firebrick

#BC1630 is a red with RGB values 188, 22, 48 and HSL 351°, 79%, 41%. It is a dark colour, so white text on it reaches 6.4:1 contrast (AA for normal text). The nearest named colour is Firebrick.

Colour values

#BC1630#BC1630

HEX#BC1630

RGBrgb(188, 22, 48)

RGB (0–1)0.7373, 0.0863, 0.1882

RGB percentages73.7%, 8.6%, 18.8%

HSLhsl(350.6, 79%, 41.2%)

HSV / HSBhsv(350.6, 88.3%, 73.7%)

CMYK0%, 88.3%, 74.5%, 26.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,326,448

CSS custom property--colour: #BC1630;

Brightness & contrast

Relative luminance0.11479WCAG 2.x, 0 is black and 1 is white

Perceived brightness105.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.37:1

Contrast with white6.37:1WCAG normal text: AA

Contrast with black3.3:1WCAG normal text: Fail

Greyscale equivalent#3B3B3B

Inverted#43E9CF

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#4F492Fno red cones; affects about 1% of men; ΔE 66.3 from the original

Deuteranopia#776B2Ano green cones; the most common form, about 1% of men; ΔE 66.2 from the original

Tritanopia#CF0023no blue cones; rare, and affects men and women equally; ΔE 14.1 from the original

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

Contrast with white, large text6.37:1WCAG large text: AAA

Contrast with black, large text3.3:1WCAG large text: AA

Named colours

Firebrick · ΔE 8.8 Crimson · ΔE 11.4 Brown · ΔE 12.6 Dark red · ΔE 19.2 Maroon · ΔE 21.4 Indian red · ΔE 23.4

Nearest named CSS colourFirebrick (#B22222)ΔE 8.75, clearly different but related

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#16BCA2

Analogous#BC1683, #BC4F16

Triadic#30BC16, #1630BC

Split complementary#16BC4F, #1683BC

Tetradic#83BC16, #16BCA2, #4F16BC

Tints, shades & saturation

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

Lighter +40%#F5A9B5

Lighter +30%#F07B8E

Lighter +20%#EA4E66

Lighter +10%#E5203F

Darker −10%#8E1124

Darker −20%#610B19

Darker −30%#33060D

Darker −40%#050101

More saturated +25%#D20021

Less saturated −25%#A23042

Channel breakdown

R188

G22

B48

Red188 (73.7%)

Green22 (8.6%)

Blue48 (18.8%)

Hue350.6°

Saturation (HSL)79.05%

Lightness41.18%

Dominant channelRed

Hex per channelR BC · G 16 · B 30

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Harmonies

Lighter and darker

Similar named colours

Also reads as

BC1630 (chemical formula)

Formula
19,588.74 g/mol
1631 atoms

BC1630 has a molar mass of 19,588.74 g/mol, made up of 1631 atoms across 2 elements: 1 × B, 1630 × C.

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Molar mass

Molar mass19,588.74 g/mol

Total atoms per molecule1631

Distinct elements2

Mass of one molecule3.2527868 × 10^-20 g

Molecules per gram3.0742869 × 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

B0.1%

C99.9%

Boron (B)10.81 g/mol, 0.055%

Carbon (C × 1630)19,577.93 g/mol, 99.945%

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