Recognised as Colour

#BA2037

#BA2037
Red
Dark
Nearest: Brown

#BA2037 is a red with RGB values 186, 32, 55 and HSL 351°, 71%, 43%. It is a dark colour, so white text on it reaches 6.3:1 contrast (AA for normal text). The nearest named colour is Brown.

Colour values

#BA2037#BA2037

HEX#BA2037

RGBrgb(186, 32, 55)

RGB (0–1)0.7294, 0.1255, 0.2157

RGB percentages72.9%, 12.5%, 21.6%

HSLhsl(351, 70.6%, 42.7%)

HSV / HSBhsv(351, 82.8%, 72.9%)

CMYK0%, 82.8%, 70.4%, 27.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,197,943

CSS custom property--colour: #BA2037;

Brightness & contrast

Relative luminance0.11748WCAG 2.x, 0 is black and 1 is white

Perceived brightness106.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.27:1

Contrast with white6.27:1WCAG normal text: AA

Contrast with black3.35:1WCAG normal text: Fail

Greyscale equivalent#424242

Inverted#45DFC8

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#514C37no red cones; affects about 1% of men; ΔE 63.5 from the original

Deuteranopia#776C32no green cones; the most common form, about 1% of men; ΔE 63.8 from the original

Tritanopia#CD002Bno blue cones; rare, and affects men and women equally; ΔE 14.2 from the original

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

Contrast with white, large text6.27:1WCAG large text: AAA

Contrast with black, large text3.35:1WCAG large text: AA

Named colours

Brown · ΔE 10.8 Firebrick · ΔE 10.9 Crimson · ΔE 14.3 Indian red · ΔE 20.1 Dark red · ΔE 20.6 Maroon · ΔE 21.8

Nearest named CSS colourBrown (#A52A2A)ΔE 10.82, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#20BAA3

Analogous#BA2084, #BA5620

Triadic#37BA20, #2037BA

Split complementary#20BA56, #2084BA

Tetradic#84BA20, #20BAA3, #5620BA

Tints, shades & saturation

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

Lighter +40%#F2B4BD

Lighter +30%#EB8897

Lighter +20%#E35D71

Lighter +10%#DC314B

Darker −10%#8E192A

Darker −20%#63111D

Darker −30%#370A10

Darker −40%#0C0204

More saturated +25%#D50524

Less saturated −25%#9F3B4A

Channel breakdown

R186

G32

B55

Red186 (72.9%)

Green32 (12.5%)

Blue55 (21.6%)

Hue351.04°

Saturation (HSL)70.64%

Lightness42.75%

Dominant channelRed

Hex per channelR BA · G 20 · B 37

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Harmonies

Lighter and darker

Similar named colours

Also reads as

Ba2037 (chemical formula)

Formula
279,741.21 g/mol
2037 atoms

Ba2037 has a molar mass of 279,741.21 g/mol, made up of 2037 atoms across 1 element: 2037 × Ba.

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Molar mass

Molar mass279,741.21 g/mol

Total atoms per molecule2037

Distinct elements1

Mass of one molecule4.6452121 × 10^-19 g

Molecules per gram2.1527542 × 10^18

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

Ba100%

Barium (Ba × 2037)279,741.21 g/mol, 100%

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Elements in this formula

Barium

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