Recognised as Colour

#BB2859

#BB2859
Red
Dark
Nearest: Indian red

#BB2859 is a red with RGB values 187, 40, 89 and HSL 340°, 65%, 45%. It is a dark colour, so white text on it reaches 5.9:1 contrast (AA for normal text). The nearest named colour is Indian red.

Colour values

#BB2859#BB2859

HEX#BB2859

RGBrgb(187, 40, 89)

RGB (0–1)0.7333, 0.1569, 0.349

RGB percentages73.3%, 15.7%, 34.9%

HSLhsl(340, 64.8%, 44.5%)

HSV / HSBhsv(340, 78.6%, 73.3%)

CMYK0%, 78.6%, 52.4%, 26.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer12,265,561

CSS custom property--colour: #BB2859;

Brightness & contrast

Relative luminance0.12804WCAG 2.x, 0 is black and 1 is white

Perceived brightness110.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.9:1

Contrast with white5.9:1WCAG normal text: AA

Contrast with black3.56:1WCAG normal text: Fail

Greyscale equivalent#4B4B4B

Inverted#44D7A6

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#4F525Ano red cones; affects about 1% of men; ΔE 61.2 from the original

Deuteranopia#756F55no green cones; the most common form, about 1% of men; ΔE 62.5 from the original

Tritanopia#CC003Dno blue cones; rare, and affects men and women equally; ΔE 21.1 from the original

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

Contrast with white, large text5.9:1WCAG large text: AAA

Contrast with black, large text3.56:1WCAG large text: AA

Named colours

Indian red · ΔE 23 Pale violetred · ΔE 24.4 Brown · ΔE 24.8 Medium violet red · ΔE 26.3 Crimson · ΔE 27.8 Firebrick · ΔE 29.6

Nearest named CSS colourIndian red (#CD5C5C)ΔE 23, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#28BB8A

Analogous#BB28A2, #BB4028

Triadic#59BB28, #2859BB

Split complementary#28BB40, #28A3BB

Tetradic#A3BB28, #28BB8A, #4128BB

Tints, shades & saturation

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

Lighter +40%#F1BECF

Lighter +30%#E894B0

Lighter +20%#DF6A91

Lighter +10%#D64072

Darker −10%#911F45

Darker −20%#671631

Darker −30%#3D0D1D

Darker −40%#130409

More saturated +25%#D70C50

Less saturated −25%#9F4462

Channel breakdown

R187

G40

B89

Red187 (73.3%)

Green40 (15.7%)

Blue89 (34.9%)

Hue340°

Saturation (HSL)64.76%

Lightness44.51%

Dominant channelRed

Hex per channelR BB · G 28 · B 59

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Harmonies

Lighter and darker

Similar named colours

Also reads as

BB2859 (chemical formula)

Formula
30,916.6 g/mol
2860 atoms

BB2859 has a molar mass of 30,916.6 g/mol, made up of 2860 atoms across 1 element: 2860 × B.

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Molar mass

Molar mass30,916.6 g/mol

Total atoms per molecule2860

Distinct elements1

Mass of one molecule5.1338222 × 10^-20 g

Molecules per gram1.9478664 × 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

B100%

Boron (B × 2860)30,916.6 g/mol, 100%

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Elements in this formula

Boron

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