Recognised as Colour

#CA3314

#CA3314
Red
Dark
Nearest: Firebrick

#CA3314 is a red with RGB values 202, 51, 20 and HSL 10°, 82%, 44%. It is a dark colour, so white text on it reaches 5.3:1 contrast (AA for normal text). The nearest named colour is Firebrick.

Colour values

#CA3314#CA3314

HEX#CA3314

RGBrgb(202, 51, 20)

RGB (0–1)0.7922, 0.2, 0.0784

RGB percentages79.2%, 20%, 7.8%

HSLhsl(10.2, 82%, 43.5%)

HSV / HSBhsv(10.2, 90.1%, 79.2%)

CMYK0%, 74.8%, 90.1%, 20.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer13,251,348

CSS custom property--colour: #CA3314;

Brightness & contrast

Relative luminance0.14975WCAG 2.x, 0 is black and 1 is white

Perceived brightness117.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.26:1

Contrast with white5.26:1WCAG normal text: AA

Contrast with black3.99:1WCAG normal text: Fail

Greyscale equivalent#515151

Inverted#35CCEB

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#62570Bno red cones; affects about 1% of men; ΔE 63.2 from the original

Deuteranopia#877804no green cones; the most common form, about 1% of men; ΔE 63.1 from the original

Tritanopia#DF002Eno blue cones; rare, and affects men and women equally; ΔE 18.4 from the original

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

Contrast with white, large text5.26:1WCAG large text: AAA

Contrast with black, large text3.99:1WCAG large text: AA

Named colours

Firebrick · ΔE 15.6 Tomato · ΔE 17.4 Dark red · ΔE 21.5 Crimson · ΔE 22.5 Orange red · ΔE 23.3 Chocolate · ΔE 23.6

Nearest named CSS colourFirebrick (#B22222)ΔE 15.6, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#14ABCA

Analogous#CA1450, #CA8E14

Triadic#14CA33, #3314CA

Split complementary#14CA8E, #1450CA

Tetradic#50CA14, #14ABCA, #8E14CA

Tints, shades & saturation

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

Lighter +40%#F7BEB3

Lighter +30%#F39784

Lighter +20%#EE7056

Lighter +10%#EA4827

Darker −10%#9C270F

Darker −20%#6D1C0B

Darker −30%#3F1006

Darker −40%#100402

More saturated +25%#DE2600

Less saturated −25%#AE4530

Channel breakdown

R202

G51

B20

Red202 (79.2%)

Green51 (20%)

Blue20 (7.8%)

Hue10.22°

Saturation (HSL)81.98%

Lightness43.53%

Dominant channelRed

Hex per channelR CA · G 33 · B 14

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Harmonies

Lighter and darker

Similar named colours

Also reads as

Ca3314 (chemical formula)

Formula
132,818.492 g/mol
3314 atoms

Ca3314 has a molar mass of 132,818.492 g/mol, made up of 3314 atoms across 1 element: 3314 × Ca.

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Molar mass

Molar mass132,818.492 g/mol

Total atoms per molecule3314

Distinct elements1

Mass of one molecule2.2055029 × 10^-19 g

Molecules per gram4.5341132 × 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

Ca100%

Calcium (Ca × 3314)132,818.492 g/mol, 100%

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Elements in this formula

Calcium

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