Recognised as Colour

#511A32

#511A32
Red
Dark
Nearest: Black

#511A32 is a red with RGB values 81, 26, 50 and HSL 334°, 51%, 21%. It is a dark colour, so white text on it reaches 13.6:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#511A32#511A32

HEX#511A32

RGBrgb(81, 26, 50)

RGB (0–1)0.3176, 0.102, 0.1961

RGB percentages31.8%, 10.2%, 19.6%

HSLhsl(333.8, 51.4%, 21%)

HSV / HSBhsv(333.8, 67.9%, 31.8%)

CMYK0%, 67.9%, 38.3%, 68.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer5,315,122

CSS custom property--colour: #511A32;

Brightness & contrast

Relative luminance0.02718WCAG 2.x, 0 is black and 1 is white

Perceived brightness51.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 13.6:1

Contrast with white13.6:1WCAG normal text: AAA

Contrast with black1.54:1WCAG normal text: Fail

Greyscale equivalent#272727

Inverted#AEE5CD

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#232733no red cones; affects about 1% of men; ΔE 27.6 from the original

Deuteranopia#323231no green cones; the most common form, about 1% of men; ΔE 28.8 from the original

Tritanopia#581624no blue cones; rare, and affects men and women equally; ΔE 10.8 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text13.6:1WCAG large text: AAA

Contrast with black, large text1.54:1WCAG large text: Fail

Named colours

Black · ΔE 34.1 Dim grey · ΔE 38.2 Dark slateblue · ΔE 41.6 Dark slate grey · ΔE 42 Brown · ΔE 43.4 Gray · ΔE 44.9

Nearest named CSS colourBlack (#000000)ΔE 34.14, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#1A5139

Analogous#511A4E, #511D1A

Triadic#32511A, #1A3251

Split complementary#1A511D, #1A4E51

Tetradic#4E511A, #1A5139, #1D1A51

Tints, shades & saturation

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

Lighter +40%#CF6895

Lighter +30%#C2427A

Lighter +20%#9E3362

Lighter +10%#78264A

Darker −10%#2A0E1A

Darker −20%#040102

Darker −30%#000000

Darker −40%#000000

More saturated +25%#5E0D30

Less saturated −25%#442734

Channel breakdown

R81

G26

B50

Red81 (31.8%)

Green26 (10.2%)

Blue50 (19.6%)

Hue333.82°

Saturation (HSL)51.4%

Lightness20.98%

Dominant channelRed

Hex per channelR 51 · G 1A · B 32

Keep nerding

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

#511A32

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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