Recognised as Colour

#330A16

#330A16
Red
Dark
Nearest: Black

#330A16 is a red with RGB values 51, 10, 22 and HSL 342°, 67%, 12%. It is a dark colour, so white text on it reaches 17.6:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#330A16#330A16

HEX#330A16

RGBrgb(51, 10, 22)

RGB (0–1)0.2, 0.0392, 0.0863

RGB percentages20%, 3.9%, 8.6%

HSLhsl(342.4, 67.2%, 12%)

HSV / HSBhsv(342.4, 80.4%, 20%)

CMYK0%, 80.4%, 56.9%, 80%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer3,344,918

CSS custom property--colour: #330A16;

Brightness & contrast

Relative luminance0.00979WCAG 2.x, 0 is black and 1 is white

Perceived brightness29.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 17.56:1

Contrast with white17.56:1WCAG normal text: AAA

Contrast with black1.2:1WCAG normal text: Fail

Greyscale equivalent#141414

Inverted#CCF5E9

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#131416no red cones; affects about 1% of men; ΔE 22.2 from the original

Deuteranopia#1E1C15no green cones; the most common form, about 1% of men; ΔE 22.4 from the original

Tritanopia#38050Fno blue cones; rare, and affects men and women equally; ΔE 5.9 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text17.56:1WCAG large text: AAA

Contrast with black, large text1.2:1WCAG large text: Fail

Named colours

Black · ΔE 23.6 Dark slate grey · ΔE 40.8 Dim grey · ΔE 41.8 Maroon · ΔE 47 Saddle brown · ΔE 47.9 Sienna · ΔE 48.5

Nearest named CSS colourBlack (#000000)ΔE 23.58, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#0A3327

Analogous#330A2A, #33120A

Triadic#16330A, #0A1633

Split complementary#0A3313, #0A2A33

Tetradic#2B330A, #0A3327, #130A33

Tints, shades & saturation

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

Lighter +40%#D73262

Lighter +30%#B3234D

Lighter +20%#881B3B

Lighter +10%#5E1228

Darker −10%#080204

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#3B0213

Less saturated −25%#2B1219

Channel breakdown

R51

G10

B22

Red51 (20%)

Green10 (3.9%)

Blue22 (8.6%)

Hue342.44°

Saturation (HSL)67.21%

Lightness11.96%

Dominant channelRed

Hex per channelR 33 · G 0A · B 16

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#330A16

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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