Colour

#6B0024

#6B0024
Red
Dark
Nearest: Brown

#6B0024 is a red with RGB values 107, 0, 36 and HSL 340°, 100%, 21%. It is a dark colour, so white text on it reaches 12.7:1 contrast (AAA for normal text). The nearest named colour is Brown.

Colour values

#6B0024#6B0024

HEX#6B0024

RGBrgb(107, 0, 36)

RGB (0–1)0.4196, 0, 0.1412

RGB percentages42%, 0%, 14.1%

HSLhsl(339.8, 100%, 21%)

HSV / HSBhsv(339.8, 100%, 42%)

CMYK0%, 100%, 66.4%, 58%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer7,012,388

CSS custom property--colour: #6B0024;

Brightness & contrast

Relative luminance0.03253WCAG 2.x, 0 is black and 1 is white

Perceived brightness59.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 12.72:1

Contrast with white12.72:1WCAG normal text: AAA

Contrast with black1.65:1WCAG normal text: Fail

Greyscale equivalent#191919

Inverted#94FFDB

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#252524no red cones; affects about 1% of men; ΔE 45.6 from the original

Deuteranopia#3F3A21no green cones; the most common form, about 1% of men; ΔE 46.1 from the original

Tritanopia#760012no 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 text12.72:1WCAG large text: AAA

Contrast with black, large text1.65:1WCAG large text: Fail

Named colours

Brown · ΔE 26 Maroon · ΔE 27.4 Dark red · ΔE 31.6 Indian red · ΔE 34.1 Firebrick · ΔE 34.1 Sienna · ΔE 36.2

Nearest named CSS colourBrown (#A52A2A)ΔE 25.97, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#006B47

Analogous#6B005A, #6B1100

Triadic#246B00, #00246B

Split complementary#006B11, #005A6B

Tetradic#5A6B00, #006B47, #11006B

Tints, shades & saturation

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

Lighter +40%#FF387B

Lighter +30%#FF0559

Lighter +20%#D10046

Lighter +10%#9E0035

Darker −10%#380013

Darker −20%#050002

Darker −30%#000000

Darker −40%#000000

More saturated +25%#6B0024

Less saturated −25%#5E0D28

Channel breakdown

R107

B36

Red107 (42%)

Green0 (0%)

Blue36 (14.1%)

Hue339.81°

Saturation (HSL)100%

Lightness20.98%

Dominant channelRed

Hex per channelR 6B · G 00 · B 24

Keep nerding

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#6B0024

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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