Recognised as Colour
#470D21
- #470D21
- Red
- Dark
- Nearest: Black
#470D21 is a red with RGB values 71, 13, 33 and HSL 339°, 69%, 16%. It is a dark colour, so white text on it reaches 15.6:1 contrast (AAA for normal text). The nearest named colour is Black.
Colour values
#470D21#470D21
HEX#470D21
RGBrgb(71, 13, 33)
RGB (0–1)0.2784, 0.051, 0.1294
RGB percentages27.8%, 5.1%, 12.9%
HSLhsl(339.3, 69%, 16.5%)
HSV / HSBhsv(339.3, 81.7%, 27.8%)
CMYK0%, 81.7%, 53.5%, 72.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,656,417
CSS custom property--colour: #470D21;
Brightness & contrast
Relative luminance0.01737WCAG 2.x, 0 is black and 1 is white
Perceived brightness41.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 15.59:1
Contrast with white15.59:1WCAG normal text: AAA
Contrast with black1.35:1WCAG normal text: Fail
Greyscale equivalent#1B1B1B
Inverted#B8F2DE
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text15.59:1WCAG large text: AAA
Contrast with black, large text1.35:1WCAG large text: Fail
Named colours
Hue familyred
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#0D4733
Analogous#470D3E, #47160D
Triadic#21470D, #0D2147
Split complementary#0D4716, #0D3E47
Tetradic#3E470D, #0D4733, #160D47
Tints, shades & saturation
Channel breakdown
R71
G13
B33
Red71 (27.8%)
Green13 (5.1%)
Blue33 (12.9%)
Hue339.31°
Saturation (HSL)69.05%
Lightness16.47%
Dominant channelRed
Hex per channelR 47 · G 0D · B 21
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