Colour

#2B0804

#2B0804
Red
Dark
Nearest: Black

#2B0804 is a red with RGB values 43, 8, 4 and HSL 6°, 83%, 9%. It is a dark colour, so white text on it reaches 18.4:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#2B0804#2B0804

HEX#2B0804

RGBrgb(43, 8, 4)

RGB (0–1)0.1686, 0.0314, 0.0157

RGB percentages16.9%, 3.1%, 1.6%

HSLhsl(6.2, 83%, 9.2%)

HSV / HSBhsv(6.2, 90.7%, 16.9%)

CMYK0%, 81.4%, 90.7%, 83.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,820,100

CSS custom property--colour: #2B0804;

Brightness & contrast

Relative luminance0.00696WCAG 2.x, 0 is black and 1 is white

Perceived brightness24.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 18.43:1

Contrast with white18.43:1WCAG normal text: AAA

Contrast with black1.14:1WCAG normal text: Fail

Greyscale equivalent#0F0F0F

Inverted#D4F7FB

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#120F04no red cones; affects about 1% of men; ΔE 18.1 from the original

Deuteranopia#1B1703no green cones; the most common form, about 1% of men; ΔE 18.8 from the original

Tritanopia#300207no blue cones; rare, and affects men and women equally; ΔE 6.1 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text18.43:1WCAG large text: AAA

Contrast with black, large text1.14:1WCAG large text: Fail

Named colours

Black · ΔE 20 Dark slate grey · ΔE 40 Dim grey · ΔE 42.6 Saddle brown · ΔE 46.2 Maroon · ΔE 47.1 Sienna · ΔE 48.1

Nearest named CSS colourBlack (#000000)ΔE 20.03, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#04272B

Analogous#2B0414, #2B1B04

Triadic#042B08, #08042B

Split complementary#042B1C, #04132B

Tetradic#132B04, #04272B, #1C042B

Tints, shades & saturation

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

Lighter +40%#E62B15

Lighter +30%#B72211

Lighter +20%#88190D

Lighter +10%#5A1108

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#2F0500

Less saturated −25%#250D0A

Channel breakdown

R43

Red43 (16.9%)

Green8 (3.1%)

Blue4 (1.6%)

Hue6.15°

Saturation (HSL)82.98%

Lightness9.22%

Dominant channelRed

Hex per channelR 2B · G 08 · B 04

Keep nerding

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#2B0804

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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