Colour
#400B80
- #400B80
- Violet
- Dark
- Nearest: Indigo
#400B80 is a violet with RGB values 64, 11, 128 and HSL 267°, 84%, 27%. It is a dark colour, so white text on it reaches 13.3:1 contrast (AAA for normal text). The nearest named colour is Indigo.
Colour values
#400B80#400B80
HEX#400B80
RGBrgb(64, 11, 128)
RGB (0–1)0.251, 0.0431, 0.502
RGB percentages25.1%, 4.3%, 50.2%
HSLhsl(267.2, 84.2%, 27.3%)
HSV / HSBhsv(267.2, 91.4%, 50.2%)
CMYK50%, 91.4%, 0%, 49.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,197,248
CSS custom property--colour: #400B80;
Brightness & contrast
Relative luminance0.02888WCAG 2.x, 0 is black and 1 is white
Perceived brightness56.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.31:1
Contrast with white13.31:1WCAG normal text: AAA
Contrast with black1.58:1WCAG normal text: Fail
Greyscale equivalent#1F1F1F
Inverted#BFF47F
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text13.31:1WCAG large text: AAA
Contrast with black, large text1.58:1WCAG large text: Fail
Named colours
Hue familyviolet
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#4B800B
Analogous#0B1080, #7A0B80
Triadic#80400B, #0B8040
Split complementary#807A0B, #11800B
Tetradic#800B10, #4B800B, #0B807A
Tints, shades & saturation
Channel breakdown
R64
G11
B128
Red64 (25.1%)
Green11 (4.3%)
Blue128 (50.2%)
Hue267.18°
Saturation (HSL)84.17%
Lightness27.25%
Dominant channelBlue
Hex per channelR 40 · G 0B · B 80
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