Colour

#AE002D

#AE002D
Red
Dark
Nearest: Firebrick

#AE002D is a red with RGB values 174, 0, 45 and HSL 344°, 100%, 34%. It is a dark colour, so white text on it reaches 7.4:1 contrast (AAA for normal text). The nearest named colour is Firebrick.

Colour values

#AE002D#AE002D

HEX#AE002D

RGBrgb(174, 0, 45)

RGB (0–1)0.6824, 0, 0.1765

RGB percentages68.2%, 0%, 17.6%

HSLhsl(344.5, 100%, 34.1%)

HSV / HSBhsv(344.5, 100%, 68.2%)

CMYK0%, 100%, 74.1%, 31.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer11,403,309

CSS custom property--colour: #AE002D;

Brightness & contrast

Relative luminance0.09188WCAG 2.x, 0 is black and 1 is white

Perceived brightness96.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 7.4:1

Contrast with white7.4:1WCAG normal text: AAA

Contrast with black2.84:1WCAG normal text: Fail

Greyscale equivalent#282828

Inverted#51FFD2

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#45402Dno red cones; affects about 1% of men; ΔE 65 from the original

Deuteranopia#6C6127no green cones; the most common form, about 1% of men; ΔE 65 from the original

Tritanopia#C00019no blue cones; rare, and affects men and women equally; ΔE 17.4 from the original

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

Contrast with white, large text7.4:1WCAG large text: AAA

Contrast with black, large text2.84:1WCAG large text: Fail

Named colours

Firebrick · ΔE 11.5 Brown · ΔE 11.8 Crimson · ΔE 15.6 Dark red · ΔE 18.8 Maroon · ΔE 19.8 Indian red · ΔE 24.3

Nearest named CSS colourFirebrick (#B22222)ΔE 11.46, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#00AE81

Analogous#AE0084, #AE2A00

Triadic#2DAE00, #002DAE

Split complementary#00AE2A, #0084AE

Tetradic#84AE00, #00AE81, #2A00AE

Tints, shades & saturation

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

Lighter +40%#FF7B9D

Lighter +30%#FF4877

Lighter +20%#FF1552

Lighter +10%#E1003A

Darker −10%#7B0020

Darker −20%#480013

Darker −30%#150005

Darker −40%#000000

More saturated +25%#AE002D

Less saturated −25%#981638

Channel breakdown

R174

B45

Red174 (68.2%)

Green0 (0%)

Blue45 (17.6%)

Hue344.48°

Saturation (HSL)100%

Lightness34.12%

Dominant channelRed

Hex per channelR AE · G 00 · B 2D

Keep nerding

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#AE002D

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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