Colour

#2A1813

#2A1813
Red
Dark
Nearest: Black

#2A1813 is a red with RGB values 42, 24, 19 and HSL 13°, 38%, 12%. It is a dark colour, so white text on it reaches 17:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#2A1813#2A1813

HEX#2A1813

RGBrgb(42, 24, 19)

RGB (0–1)0.1647, 0.0941, 0.0745

RGB percentages16.5%, 9.4%, 7.5%

HSLhsl(13, 37.7%, 12%)

HSV / HSBhsv(13, 54.8%, 16.5%)

CMYK0%, 42.9%, 54.8%, 83.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,758,675

CSS custom property--colour: #2A1813;

Brightness & contrast

Relative luminance0.01193WCAG 2.x, 0 is black and 1 is white

Perceived brightness30.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 16.96:1

Contrast with white16.96:1WCAG normal text: AAA

Contrast with black1.24:1WCAG normal text: Fail

Greyscale equivalent#1B1B1B

Inverted#D5E7EC

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#1C1A13no red cones; affects about 1% of men; ΔE 9.2 from the original

Deuteranopia#211E13no green cones; the most common form, about 1% of men; ΔE 9.2 from the original

Tritanopia#2E1517no blue cones; rare, and affects men and women equally; ΔE 5.5 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text16.96:1WCAG large text: AAA

Contrast with black, large text1.24:1WCAG large text: Fail

Named colours

Black · ΔE 15.1 Dark slate grey · ΔE 30.8 Dim grey · ΔE 35.6 Gray · ΔE 44.4 Saddle brown · ΔE 47 Slate grey · ΔE 47

Nearest named CSS colourBlack (#000000)ΔE 15.13, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#13252A

Analogous#2A1319, #2A2313

Triadic#132A18, #18132A

Split complementary#132A23, #131A2A

Tetradic#1A2A13, #13252A, #23132A

Tints, shades & saturation

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

Lighter +40%#B36A56

Lighter +30%#935443

Lighter +20%#704033

Lighter +10%#4D2C23

Darker −10%#070403

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#32140B

Less saturated −25%#221C1B

Channel breakdown

R42

G24

B19

Red42 (16.5%)

Green24 (9.4%)

Blue19 (7.5%)

Hue13.04°

Saturation (HSL)37.7%

Lightness11.96%

Dominant channelRed

Hex per channelR 2A · G 18 · B 13

Keep nerding

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#2A1813

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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