Colour

#A30529

#A30529
Red
Dark
Nearest: Brown

#A30529 is a red with RGB values 163, 5, 41 and HSL 346°, 94%, 33%. It is a dark colour, so white text on it reaches 8:1 contrast (AAA for normal text). The nearest named colour is Brown.

Colour values

#A30529#A30529

HEX#A30529

RGBrgb(163, 5, 41)

RGB (0–1)0.6392, 0.0196, 0.1608

RGB percentages63.9%, 2%, 16.1%

HSLhsl(346.3, 94%, 32.9%)

HSV / HSBhsv(346.3, 96.9%, 63.9%)

CMYK0%, 96.9%, 74.8%, 36.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer10,683,689

CSS custom property--colour: #A30529;

Brightness & contrast

Relative luminance0.08055WCAG 2.x, 0 is black and 1 is white

Perceived brightness90.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 8.04:1

Contrast with white8.04:1WCAG normal text: AAA

Contrast with black2.61:1WCAG normal text: Fail

Greyscale equivalent#292929

Inverted#5CFAD6

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#413C29no red cones; affects about 1% of men; ΔE 61.3 from the original

Deuteranopia#655B23no green cones; the most common form, about 1% of men; ΔE 61.6 from the original

Tritanopia#B40019no blue cones; rare, and affects men and women equally; ΔE 15.1 from the original

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

Contrast with white, large text8.04:1WCAG large text: AAA

Contrast with black, large text2.61:1WCAG large text: Fail

Named colours

Brown · ΔE 9.2 Firebrick · ΔE 11.8 Dark red · ΔE 16.7 Maroon · ΔE 16.8 Crimson · ΔE 19.7 Indian red · ΔE 23.7

Nearest named CSS colourBrown (#A52A2A)ΔE 9.25, clearly different but related

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#05A37F

Analogous#A30578, #A33005

Triadic#29A305, #0529A3

Split complementary#05A330, #0578A3

Tetradic#78A305, #05A37F, #3005A3

Tints, shades & saturation

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

Lighter +40%#FB7997

Lighter +30%#F94870

Lighter +20%#F8164A

Lighter +10%#D40735

Darker −10%#72031D

Darker −20%#400210

Darker −30%#0F0004

Darker −40%#000000

More saturated +25%#A80026

Less saturated −25%#8E1A34

Channel breakdown

R163

B41

Red163 (63.9%)

Green5 (2%)

Blue41 (16.1%)

Hue346.33°

Saturation (HSL)94.05%

Lightness32.94%

Dominant channelRed

Hex per channelR A3 · G 05 · B 29

Keep nerding

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

#A30529

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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