Colour

#4B1F24

#4B1F24
Red
Dark
Nearest: Black

#4B1F24 is a red with RGB values 75, 31, 36 and HSL 353°, 42%, 21%. It is a dark colour, so white text on it reaches 13.8:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#4B1F24#4B1F24

HEX#4B1F24

RGBrgb(75, 31, 36)

RGB (0–1)0.2941, 0.1216, 0.1412

RGB percentages29.4%, 12.2%, 14.1%

HSLhsl(353.2, 41.5%, 20.8%)

HSV / HSBhsv(353.2, 58.7%, 29.4%)

CMYK0%, 58.7%, 52%, 70.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer4,923,172

CSS custom property--colour: #4B1F24;

Brightness & contrast

Relative luminance0.02603WCAG 2.x, 0 is black and 1 is white

Perceived brightness48.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 13.81:1

Contrast with white13.81:1WCAG normal text: AAA

Contrast with black1.52:1WCAG normal text: Fail

Greyscale equivalent#292929

Inverted#B4E0DB

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#282724no red cones; affects about 1% of men; ΔE 22.3 from the original

Deuteranopia#333023no green cones; the most common form, about 1% of men; ΔE 22.8 from the original

Tritanopia#521921no blue cones; rare, and affects men and women equally; ΔE 6.3 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text13.81:1WCAG large text: AAA

Contrast with black, large text1.52:1WCAG large text: Fail

Named colours

Black · ΔE 29 Dim grey · ΔE 34.4 Dark slate grey · ΔE 37.1 Sienna · ΔE 39.3 Saddle brown · ΔE 39.5 Brown · ΔE 41.6

Nearest named CSS colourBlack (#000000)ΔE 29.01, a distinctly different colour

Hue familyred

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#1F4B46

Analogous#4B1F3A, #4B301F

Triadic#244B1F, #1F244B

Split complementary#1F4B30, #1F3A4B

Tetradic#3A4B1F, #1F4B46, #301F4B

Tints, shades & saturation

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

Lighter +40%#C5717B

Lighter +30%#B64D59

Lighter +20%#933D47

Lighter +10%#6F2E35

Darker −10%#271013

Darker −20%#030101

Darker −30%#000000

Darker −40%#000000

More saturated +25%#58121A

Less saturated −25%#3E2C2E

Channel breakdown

R75

G31

B36

Red75 (29.4%)

Green31 (12.2%)

Blue36 (14.1%)

Hue353.18°

Saturation (HSL)41.51%

Lightness20.78%

Dominant channelRed

Hex per channelR 4B · G 1F · B 24

Keep nerding

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

#4B1F24

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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