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Colour

#4A1D2A

  • #4A1D2A
  • Red
  • Dark
  • Nearest: Black

#4A1D2A is a red with RGB values 74, 29, 42 and HSL 343°, 44%, 20%. It is a dark colour, so white text on it reaches 14:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#4A1D2A#4A1D2A
HEX#4A1D2A
RGBrgb(74, 29, 42)
RGB (0–1)0.2902, 0.1137, 0.1647
RGB percentages29%, 11.4%, 16.5%
HSLhsl(342.7, 43.7%, 20.2%)
HSV / HSBhsv(342.7, 60.8%, 29%)
CMYK0%, 60.8%, 43.2%, 71%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,857,130
CSS custom property--colour: #4A1D2A;

Brightness & contrast

Relative luminance0.02502WCAG 2.x, 0 is black and 1 is white
Perceived brightness48.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14:1
Contrast with white14:1WCAG normal text: AAA
Contrast with black1.5:1WCAG normal text: Fail
Greyscale equivalent#282828
Inverted#B5E2D5

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#25262Ano red cones; affects about 1% of men; ΔE 23 from the original
Deuteranopia#312F29no green cones; the most common form, about 1% of men; ΔE 23.5 from the original
Tritanopia#501922no blue cones; rare, and affects men and women equally; ΔE 7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text14:1WCAG large text: AAA
Contrast with black, large text1.5:1WCAG large text: Fail

Named colours

Black · ΔE 29.2Dim grey · ΔE 35.1Dark slate grey · ΔE 37.5Gray · ΔE 42.4Sienna · ΔE 43.1Brown · ΔE 43.9
Nearest named CSS colourBlack (#000000)ΔE 29.16, a distinctly different colour
Hue familyred
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#1D4A3D
Analogous#4A1D40, #4A271D
Triadic#2A4A1D, #1D2A4A
Split complementary#1D4A27, #1D404A
Tetradic#414A1D, #1D4A3D, #271D4A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C66D87
Lighter +30%#B74969
Lighter +20%#933A54
Lighter +10%#6F2B3F
Darker −10%#250F15
Darker −20%#010000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#571025
Less saturated −25%#3D2A2F

Channel breakdown

R74
G29
B42
Red74 (29%)
Green29 (11.4%)
Blue42 (16.5%)
Hue342.67°
Saturation (HSL)43.69%
Lightness20.2%
Dominant channelRed
Hex per channelR 4A · G 1D · B 2A

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Every value on this page was computed from “4a1d2a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.