Colour

#63072D

#63072D
Red
Dark
Nearest: Brown

#63072D is a red with RGB values 99, 7, 45 and HSL 335°, 87%, 21%. It is a dark colour, so white text on it reaches 13.1:1 contrast (AAA for normal text). The nearest named colour is Brown.

Colour values

#63072D#63072D

HEX#63072D

RGBrgb(99, 7, 45)

RGB (0–1)0.3882, 0.0275, 0.1765

RGB percentages38.8%, 2.7%, 17.6%

HSLhsl(335.2, 86.8%, 20.8%)

HSV / HSBhsv(335.2, 92.9%, 38.8%)

CMYK0%, 92.9%, 54.5%, 61.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer6,489,901

CSS custom property--colour: #63072D;

Brightness & contrast

Relative luminance0.02994WCAG 2.x, 0 is black and 1 is white

Perceived brightness56.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 13.13:1

Contrast with white13.13:1WCAG normal text: AAA

Contrast with black1.6:1WCAG normal text: Fail

Greyscale equivalent#1D1D1D

Inverted#9CF8D2

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#22252Eno red cones; affects about 1% of men; ΔE 40.8 from the original

Deuteranopia#3A372Bno green cones; the most common form, about 1% of men; ΔE 41.9 from the original

Tritanopia#6D001Ano blue cones; rare, and affects men and women equally; ΔE 15.9 from the original

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

Contrast with white, large text13.13:1WCAG large text: AAA

Contrast with black, large text1.6:1WCAG large text: Fail

Named colours

Brown · ΔE 33.6 Maroon · ΔE 36 Indian red · ΔE 38.5 Dark red · ΔE 40.2 Pale violetred · ΔE 41 Sienna · ΔE 41.6

Nearest named CSS colourBrown (#A52A2A)ΔE 33.64, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#07633D

Analogous#63075B, #630F07

Triadic#2D6307, #072D63

Split complementary#07630F, #075B63

Tetradic#5B6307, #07633D, #0F0763

Tints, shades & saturation

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

Lighter +40%#F2448C

Lighter +30%#EE156F

Lighter +20%#C20E58

Lighter +10%#930A43

Darker −10%#330417

Darker −20%#040002

Darker −30%#000000

Darker −40%#000000

More saturated +25%#6A002C

Less saturated −25%#56142F

Channel breakdown

R99

B45

Red99 (38.8%)

Green7 (2.7%)

Blue45 (17.6%)

Hue335.22°

Saturation (HSL)86.79%

Lightness20.78%

Dominant channelRed

Hex per channelR 63 · G 07 · B 2D

Keep nerding

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#63072D

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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