Colour

#420F16

#420F16
Red
Dark
Nearest: Black

#420F16 is a red with RGB values 66, 15, 22 and HSL 352°, 63%, 16%. It is a dark colour, so white text on it reaches 16:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#420F16#420F16

HEX#420F16

RGBrgb(66, 15, 22)

RGB (0–1)0.2588, 0.0588, 0.0863

RGB percentages25.9%, 5.9%, 8.6%

HSLhsl(351.8, 63%, 15.9%)

HSV / HSBhsv(351.8, 77.3%, 25.9%)

CMYK0%, 77.3%, 66.7%, 74.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer4,329,238

CSS custom property--colour: #420F16;

Brightness & contrast

Relative luminance0.01558WCAG 2.x, 0 is black and 1 is white

Perceived brightness38.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 16.01:1

Contrast with white16.01:1WCAG normal text: AAA

Contrast with black1.31:1WCAG normal text: Fail

Greyscale equivalent#1A1A1A

Inverted#BDF0E9

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#1C1B16no red cones; affects about 1% of men; ΔE 26.5 from the original

Deuteranopia#292515no green cones; the most common form, about 1% of men; ΔE 26.3 from the original

Tritanopia#490412no blue cones; rare, and affects men and women equally; ΔE 7.2 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text16.01:1WCAG large text: AAA

Contrast with black, large text1.31:1WCAG large text: Fail

Named colours

Black · ΔE 29.6 Maroon · ΔE 39 Saddle brown · ΔE 40.2 Brown · ΔE 40.8 Sienna · ΔE 40.9 Dim grey · ΔE 41.2

Nearest named CSS colourBlack (#000000)ΔE 29.65, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#0F423B

Analogous#420F30, #42210F

Triadic#16420F, #0F1642

Split complementary#0F4221, #0F3042

Tetradic#30420F, #0F423B, #210F42

Tints, shades & saturation

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

Lighter +40%#D5485B

Lighter +30%#BF2B40

Lighter +20%#952232

Lighter +10%#6C1824

Darker −10%#180608

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#4C050F

Less saturated −25%#38191D

Channel breakdown

R66

G15

B22

Red66 (25.9%)

Green15 (5.9%)

Blue22 (8.6%)

Hue351.76°

Saturation (HSL)62.96%

Lightness15.88%

Dominant channelRed

Hex per channelR 42 · G 0F · B 16

Keep nerding

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

#420F16

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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