Recognised as Colour

#AA020C

#AA020C
Red
Dark
Nearest: Firebrick

#AA020C is a red with RGB values 170, 2, 12 and HSL 356°, 98%, 34%. It is a dark colour, so white text on it reaches 7.7:1 contrast (AAA for normal text). The nearest named colour is Firebrick.

Colour values

#AA020C#AA020C

HEX#AA020C

RGBrgb(170, 2, 12)

RGB (0–1)0.6667, 0.0078, 0.0471

RGB percentages66.7%, 0.8%, 4.7%

HSLhsl(356.4, 97.7%, 33.7%)

HSV / HSBhsv(356.4, 98.8%, 66.7%)

CMYK0%, 98.8%, 92.9%, 33.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,141,644

CSS custom property--colour: #AA020C;

Brightness & contrast

Relative luminance0.08616WCAG 2.x, 0 is black and 1 is white

Perceived brightness93.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 7.71:1

Contrast with white7.71:1WCAG normal text: AAA

Contrast with black2.72:1WCAG normal text: Fail

Greyscale equivalent#262626

Inverted#55FDF3

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#463D08no red cones; affects about 1% of men; ΔE 63.7 from the original

Deuteranopia#6B5E00no green cones; the most common form, about 1% of men; ΔE 63.2 from the original

Tritanopia#BC000Bno blue cones; rare, and affects men and women equally; ΔE 7.8 from the original

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

Contrast with white, large text7.71:1WCAG large text: AAA

Contrast with black, large text2.72:1WCAG large text: Fail

Named colours

Firebrick · ΔE 8.6 Dark red · ΔE 11.3 Maroon · ΔE 16.1 Brown · ΔE 17.1 Crimson · ΔE 20.1 Tomato · ΔE 27

Nearest named CSS colourFirebrick (#B22222)ΔE 8.6, clearly different but related

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#02AAA0

Analogous#AA0260, #AA4C02

Triadic#0CAA02, #020CAA

Split complementary#02AA4C, #0260AA

Tetradic#60AA02, #02AAA0, #4C02AA

Tints, shades & saturation

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

Lighter +40%#FD7B82

Lighter +30%#FD4853

Lighter +20%#FC1623

Lighter +10%#DC0310

Darker −10%#780108

Darker −20%#450105

Darker −30%#130001

Darker −40%#000000

More saturated +25%#AC000A

Less saturated −25%#94171F

Channel breakdown

R170

B12

Red170 (66.7%)

Green2 (0.8%)

Blue12 (4.7%)

Hue356.43°

Saturation (HSL)97.67%

Lightness33.73%

Dominant channelRed

Hex per channelR AA · G 02 · B 0C

Keep nerding

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

#AA020C

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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