Recognised as Colour

#BC2522

#BC2522
Red
Dark
Nearest: Firebrick

#BC2522 is a red with RGB values 188, 37, 34 and HSL 1°, 69%, 44%. It is a dark colour, so white text on it reaches 6.1:1 contrast (AA for normal text). The nearest named colour is Firebrick.

Colour values

#BC2522#BC2522

HEX#BC2522

RGBrgb(188, 37, 34)

RGB (0–1)0.7373, 0.1451, 0.1333

RGB percentages73.7%, 14.5%, 13.3%

HSLhsl(1.2, 69.4%, 43.5%)

HSV / HSBhsv(1.2, 81.9%, 73.7%)

CMYK0%, 80.3%, 81.9%, 26.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,330,274

CSS custom property--colour: #BC2522;

Brightness & contrast

Relative luminance0.1213WCAG 2.x, 0 is black and 1 is white

Perceived brightness107.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.13:1

Contrast with white6.13:1WCAG normal text: AA

Contrast with black3.43:1WCAG normal text: Fail

Greyscale equivalent#454545

Inverted#43DADD

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#564D1Fno red cones; affects about 1% of men; ΔE 62.7 from the original

Deuteranopia#7B6D1Ano green cones; the most common form, about 1% of men; ΔE 62.4 from the original

Tritanopia#CF0027no blue cones; rare, and affects men and women equally; ΔE 11.2 from the original

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

Contrast with white, large text6.13:1WCAG large text: AAA

Contrast with black, large text3.43:1WCAG large text: AA

Named colours

Firebrick · ΔE 4.3 Brown · ΔE 13.6 Dark red · ΔE 15.1 Crimson · ΔE 15.7 Maroon · ΔE 18.9 Tomato · ΔE 21.6

Nearest named CSS colourFirebrick (#B22222)ΔE 4.3, a close match

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#22B9BC

Analogous#BC226C, #BC7222

Triadic#22BC25, #2522BC

Split complementary#22BC72, #226CBC

Tetradic#6CBC22, #22B9BC, #7222BC

Tints, shades & saturation

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

Lighter +40%#F2B9B8

Lighter +30%#EA8F8D

Lighter +20%#E36461

Lighter +10%#DB3936

Darker −10%#911C1A

Darker −20%#661412

Darker −30%#3A0B0B

Darker −40%#0F0303

More saturated +25%#D80A06

Less saturated −25%#A0403E

Channel breakdown

R188

G37

B34

Red188 (73.7%)

Green37 (14.5%)

Blue34 (13.3%)

Hue1.17°

Saturation (HSL)69.37%

Lightness43.53%

Dominant channelRed

Hex per channelR BC · G 25 · B 22

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Harmonies

Lighter and darker

Similar named colours

Also reads as

BC2522 (chemical formula)

Formula
30,302.552 g/mol
2523 atoms

BC2522 has a molar mass of 30,302.552 g/mol, made up of 2523 atoms across 2 elements: 1 × B, 2522 × C.

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Molar mass

Molar mass30,302.552 g/mol

Total atoms per molecule2523

Distinct elements2

Mass of one molecule5.0318571 × 10^-20 g

Molecules per gram1.9873378 × 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, 0.036%

Carbon (C × 2522)30,291.742 g/mol, 99.964%

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