Recognised as Colour

#63121C

#63121C
Red
Dark
Nearest: Maroon

#63121C is a red with RGB values 99, 18, 28 and HSL 353°, 69%, 23%. It is a dark colour, so white text on it reaches 12.9:1 contrast (AAA for normal text). The nearest named colour is Maroon.

Colour values

#63121C#63121C

HEX#63121C

RGBrgb(99, 18, 28)

RGB (0–1)0.3882, 0.0706, 0.1098

RGB percentages38.8%, 7.1%, 11%

HSLhsl(352.6, 69.2%, 22.9%)

HSV / HSBhsv(352.6, 81.8%, 38.8%)

CMYK0%, 81.8%, 71.7%, 61.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer6,492,700

CSS custom property--colour: #63121C;

Brightness & contrast

Relative luminance0.03169WCAG 2.x, 0 is black and 1 is white

Perceived brightness56.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 12.85:1

Contrast with white12.85:1WCAG normal text: AAA

Contrast with black1.63:1WCAG normal text: Fail

Greyscale equivalent#242424

Inverted#9CEDE3

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#2A271Cno red cones; affects about 1% of men; ΔE 38.2 from the original

Deuteranopia#3E381Ano green cones; the most common form, about 1% of men; ΔE 38.5 from the original

Tritanopia#6D0017no blue cones; rare, and affects men and women equally; ΔE 8.8 from the original

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

Contrast with white, large text12.85:1WCAG large text: AAA

Contrast with black, large text1.63:1WCAG large text: Fail

Named colours

Maroon · ΔE 25.4 Brown · ΔE 26 Dark red · ΔE 30.1 Sienna · ΔE 30.9 Saddle brown · ΔE 31.4 Indian red · ΔE 34.4

Nearest named CSS colourMaroon (#800000)ΔE 25.37, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#126359

Analogous#631244, #633112

Triadic#1C6312, #121C63

Split complementary#126331, #124463

Tetradic#446312, #126359, #311263

Tints, shades & saturation

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

Lighter +40%#E25F6F

Lighter +30%#DA3448

Lighter +20%#B92234

Lighter +10%#8E1A28

Darker −10%#380A10

Darker −20%#0D0204

Darker −30%#000000

Darker −40%#000000

More saturated +25%#720311

Less saturated −25%#542127

Channel breakdown

R99

G18

B28

Red99 (38.8%)

Green18 (7.1%)

Blue28 (11%)

Hue352.59°

Saturation (HSL)69.23%

Lightness22.94%

Dominant channelRed

Hex per channelR 63 · G 12 · B 1C

Keep nerding

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#63121C

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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