Recognised as Colour

#510C12

#510C12
Red
Dark
Nearest: Maroon

#510C12 is a red with RGB values 81, 12, 18 and HSL 355°, 74%, 18%. It is a dark colour, so white text on it reaches 14.9:1 contrast (AAA for normal text). The nearest named colour is Maroon.

Colour values

#510C12#510C12

HEX#510C12

RGBrgb(81, 12, 18)

RGB (0–1)0.3176, 0.0471, 0.0706

RGB percentages31.8%, 4.7%, 7.1%

HSLhsl(354.8, 74.2%, 18.2%)

HSV / HSBhsv(354.8, 85.2%, 31.8%)

CMYK0%, 85.2%, 77.8%, 68.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer5,311,506

CSS custom property--colour: #510C12;

Brightness & contrast

Relative luminance0.02056WCAG 2.x, 0 is black and 1 is white

Perceived brightness45.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 14.88:1

Contrast with white14.88:1WCAG normal text: AAA

Contrast with black1.41:1WCAG normal text: Fail

Greyscale equivalent#1B1B1B

Inverted#AEF3ED

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#211E12no red cones; affects about 1% of men; ΔE 33.6 from the original

Deuteranopia#322D10no green cones; the most common form, about 1% of men; ΔE 34.1 from the original

Tritanopia#5A000Fno blue cones; rare, and affects men and women equally; ΔE 7.2 from the original

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

Contrast with white, large text14.88:1WCAG large text: AAA

Contrast with black, large text1.41:1WCAG large text: Fail

Named colours

Maroon · ΔE 29.2 Brown · ΔE 31.8 Saddle brown · ΔE 33.4 Dark red · ΔE 34.2 Sienna · ΔE 34.2 Black · ΔE 38.7

Nearest named CSS colourMaroon (#800000)ΔE 29.21, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#0C514B

Analogous#510C34, #51290C

Triadic#12510C, #0C1251

Split complementary#0C5129, #0C3451

Tetradic#34510C, #0C514B, #290C51

Tints, shades & saturation

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

Lighter +40%#E44553

Lighter +30%#D62030

Lighter +20%#AA1926

Lighter +10%#7D131C

Darker −10%#250508

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#5D0008

Less saturated −25%#45181C

Channel breakdown

R81

G12

B18

Red81 (31.8%)

Green12 (4.7%)

Blue18 (7.1%)

Hue354.78°

Saturation (HSL)74.19%

Lightness18.24%

Dominant channelRed

Hex per channelR 51 · G 0C · B 12

Keep nerding

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

#510C12

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

Nerdulate something else