Colour

#D83F41

#D83F41
Red
Dark
Nearest: Firebrick

#D83F41 is a red with RGB values 216, 63, 65 and HSL 359°, 66%, 55%. It is a dark colour, so black text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Firebrick.

Colour values

#D83F41#D83F41

HEX#D83F41

RGBrgb(216, 63, 65)

RGB (0–1)0.8471, 0.2471, 0.2549

RGB percentages84.7%, 24.7%, 25.5%

HSLhsl(359.2, 66.2%, 54.7%)

HSV / HSBhsv(359.2, 70.8%, 84.7%)

CMYK0%, 70.8%, 69.9%, 15.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer14,171,969

CSS custom property--colour: #D83F41;

Brightness & contrast

Relative luminance0.18536WCAG 2.x, 0 is black and 1 is white

Perceived brightness129.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 4.71:1

Contrast with white4.46:1WCAG normal text: Fail

Contrast with black4.71:1WCAG normal text: AA

Greyscale equivalent#606060

Inverted#27C0BE

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#6B6240no red cones; affects about 1% of men; ΔE 63.2 from the original

Deuteranopia#91833Cno green cones; the most common form, about 1% of men; ΔE 63.7 from the original

Tritanopia#ED0142no blue cones; rare, and affects men and women equally; ΔE 17.7 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text4.46:1WCAG large text: AA

Contrast with black, large text4.71:1WCAG large text: AAA

Named colours

Firebrick · ΔE 12 Crimson · ΔE 12.1 Brown · ΔE 16.2 Tomato · ΔE 17.3 Indian red · ΔE 19.1 Salmon · ΔE 22.7

Nearest named CSS colourFirebrick (#B22222)ΔE 12.05, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#3FD8D6

Analogous#D83F8D, #D88A3F

Triadic#41D83F, #3F41D8

Split complementary#3FD88A, #3F8DD8

Tetradic#8DD83F, #3FD8D6, #8A3FD8

Tints, shades & saturation

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

Lighter +40%#FAE9E9

Lighter +30%#F2BEBF

Lighter +20%#E99495

Lighter +10%#E1696B

Darker −10%#BE2628

Darker −20%#931E1F

Darker −30%#691516

Darker −40%#3E0D0D

More saturated +25%#F52225

Less saturated −25%#BB5C5D

Channel breakdown

R216

G63

B65

Red216 (84.7%)

Green63 (24.7%)

Blue65 (25.5%)

Hue359.22°

Saturation (HSL)66.23%

Lightness54.71%

Dominant channelRed

Hex per channelR D8 · G 3F · B 41

Keep nerding

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

#D83F41

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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