Recognised as Colour

#AD2C2E

#AD2C2E
Red
Dark
Nearest: Brown

#AD2C2E is a red with RGB values 173, 44, 46 and HSL 359°, 59%, 43%. It is a dark colour, so white text on it reaches 6.6:1 contrast (AA for normal text). The nearest named colour is Brown.

Colour values

#AD2C2E#AD2C2E

HEX#AD2C2E

RGBrgb(173, 44, 46)

RGB (0–1)0.6784, 0.1725, 0.1804

RGB percentages67.8%, 17.3%, 18%

HSLhsl(359.1, 59.4%, 42.5%)

HSV / HSBhsv(359.1, 74.6%, 67.8%)

CMYK0%, 74.6%, 73.4%, 32.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,349,038

CSS custom property--colour: #AD2C2E;

Brightness & contrast

Relative luminance0.10883WCAG 2.x, 0 is black and 1 is white

Perceived brightness101.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.61:1

Contrast with white6.61:1WCAG normal text: AA

Contrast with black3.18:1WCAG normal text: Fail

Greyscale equivalent#484848

Inverted#52D3D1

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#524B2Dno red cones; affects about 1% of men; ΔE 55.6 from the original

Deuteranopia#726729no green cones; the most common form, about 1% of men; ΔE 56 from the original

Tritanopia#BE002Eno blue cones; rare, and affects men and women equally; ΔE 13.5 from the original

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

Contrast with white, large text6.61:1WCAG large text: AAA

Contrast with black, large text3.18:1WCAG large text: AA

Named colours

Brown · ΔE 2.7 Firebrick · ΔE 8.1 Dark red · ΔE 15.5 Maroon · ΔE 16.1 Indian red · ΔE 17.8 Crimson · ΔE 20.9

Nearest named CSS colourBrown (#A52A2A)ΔE 2.74, a close match

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#2CADAB

Analogous#AD2C6F, #AD6A2C

Triadic#2EAD2C, #2C2EAD

Split complementary#2CAD6A, #2C6FAD

Tetradic#6FAD2C, #2CADAB, #6B2CAD

Tints, shades & saturation

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

Lighter +40%#EDB8B9

Lighter +30%#E38F91

Lighter +20%#D86768

Lighter +10%#CE3E40

Darker −10%#842223

Darker −20%#5C1718

Darker −30%#330D0E

Darker −40%#0A0303

More saturated +25%#C81114

Less saturated −25%#924748

Channel breakdown

R173

G44

B46

Red173 (67.8%)

Green44 (17.3%)

Blue46 (18%)

Hue359.07°

Saturation (HSL)59.45%

Lightness42.55%

Dominant channelRed

Hex per channelR AD · G 2C · B 2E

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#AD2C2E

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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