Recognised as Colour
#400DA4
- #400DA4
- Violet
- Dark
- Nearest: Dark blue
#400DA4 is a violet with RGB values 64, 13, 164 and HSL 260°, 85%, 35%. It is a dark colour, so white text on it reaches 11.6:1 contrast (AAA for normal text). The nearest named colour is Dark blue.
Colour values
#400DA4#400DA4
HEX#400DA4
RGBrgb(64, 13, 164)
RGB (0–1)0.251, 0.051, 0.6431
RGB percentages25.1%, 5.1%, 64.3%
HSLhsl(260.3, 85.3%, 34.7%)
HSV / HSBhsv(260.3, 92.1%, 64.3%)
CMYK61%, 92.1%, 0%, 35.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,197,796
CSS custom property--colour: #400DA4;
Brightness & contrast
Relative luminance0.04058WCAG 2.x, 0 is black and 1 is white
Perceived brightness66.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.59:1
Contrast with white11.59:1WCAG normal text: AAA
Contrast with black1.81:1WCAG normal text: Fail
Greyscale equivalent#232323
Inverted#BFF25B
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text11.59:1WCAG large text: AAA
Contrast with black, large text1.81:1WCAG large text: Fail
Named colours
Hue familyviolet
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#71A40D
Analogous#0D26A4, #8C0DA4
Triadic#A4400D, #0DA440
Split complementary#A48B0D, #26A40D
Tetradic#A40D25, #71A40D, #0DA48B
Tints, shades & saturation
Channel breakdown
R64
G13
B164
Red64 (25.1%)
Green13 (5.1%)
Blue164 (64.3%)
Hue260.26°
Saturation (HSL)85.31%
Lightness34.71%
Dominant channelBlue
Hex per channelR 40 · G 0D · B A4
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