Colour

#B13656

#B13656
Red
Dark
Nearest: Indian red

#B13656 is a red with RGB values 177, 54, 86 and HSL 344°, 53%, 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

#B13656#B13656

HEX#B13656

RGBrgb(177, 54, 86)

RGB (0–1)0.6941, 0.2118, 0.3373

RGB percentages69.4%, 21.2%, 33.7%

HSLhsl(344.4, 53.2%, 45.3%)

HSV / HSBhsv(344.4, 69.5%, 69.4%)

CMYK0%, 69.5%, 51.4%, 30.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,613,782

CSS custom property--colour: #B13656;

Brightness & contrast

Relative luminance0.12657WCAG 2.x, 0 is black and 1 is white

Perceived brightness109.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.95:1

Contrast with white5.95:1WCAG normal text: AA

Contrast with black3.53:1WCAG normal text: Fail

Greyscale equivalent#525252

Inverted#4EC9A9

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#535457no red cones; affects about 1% of men; ΔE 53.3 from the original

Deuteranopia#736D53no green cones; the most common form, about 1% of men; ΔE 54.4 from the original

Tritanopia#C11F43no blue cones; rare, and affects men and women equally; ΔE 16.3 from the original

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

Contrast with white, large text5.95:1WCAG large text: AAA

Contrast with black, large text3.53:1WCAG large text: AA

Named colours

Indian red · ΔE 18 Brown · ΔE 21.4 Pale violetred · ΔE 21.5 Light coral · ΔE 27.4 Firebrick · ΔE 28.3 Crimson · ΔE 30.9

Nearest named CSS colourIndian red (#CD5C5C)ΔE 18.04, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#36B191

Analogous#B13694, #B15336

Triadic#56B136, #3656B1

Split complementary#36B153, #3694B1

Tetradic#94B136, #36B191, #5336B1

Tints, shades & saturation

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

Lighter +40%#EDC6D0

Lighter +30%#E29EB0

Lighter +20%#D67790

Lighter +10%#CA5070

Darker −10%#8A2A43

Darker −20%#631E30

Darker −30%#3C121D

Darker −40%#15060A

More saturated +25%#CE1948

Less saturated −25%#945364

Channel breakdown

R177

G54

B86

Red177 (69.4%)

Green54 (21.2%)

Blue86 (33.7%)

Hue344.39°

Saturation (HSL)53.25%

Lightness45.29%

Dominant channelRed

Hex per channelR B1 · G 36 · B 56

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Harmonies

Lighter and darker

Similar named colours

Also reads as

B13656 (chemical formula)

Formula
147,621.36 g/mol
13656 atoms

B13656 has a molar mass of 147,621.36 g/mol, made up of 13656 atoms across 1 element: 13656 × B.

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Molar mass

Molar mass147,621.36 g/mol

Total atoms per molecule13656

Distinct elements1

Mass of one molecule2.4513104 × 10^-19 g

Molecules per gram4.0794508 × 10^18

Composition by mass

B100%

Boron (B × 13656)147,621.36 g/mol, 100%

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Elements in this formula

Boron

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