Recognised as Colour
#3D1798
- #3D1798
- Violet
- Dark
- Nearest: Indigo
#3D1798 is a violet with RGB values 61, 23, 152 and HSL 258°, 74%, 34%. It is a dark colour, so white text on it reaches 11.8:1 contrast (AAA for normal text). The nearest named colour is Indigo.
Colour values
#3D1798#3D1798
HEX#3D1798
RGBrgb(61, 23, 152)
RGB (0–1)0.2392, 0.0902, 0.5961
RGB percentages23.9%, 9%, 59.6%
HSLhsl(257.7, 73.7%, 34.3%)
HSV / HSBhsv(257.7, 84.9%, 59.6%)
CMYK59.9%, 84.9%, 0%, 40.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,003,736
CSS custom property--colour: #3D1798;
Brightness & contrast
Relative luminance0.03872WCAG 2.x, 0 is black and 1 is white
Perceived brightness63.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.84:1
Contrast with white11.84:1WCAG normal text: AAA
Contrast with black1.77:1WCAG normal text: Fail
Greyscale equivalent#282828
Inverted#C2E867
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text11.84:1WCAG large text: AAA
Contrast with black, large text1.77:1WCAG large text: Fail
Named colours
Hue familyviolet
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#729817
Analogous#173198, #7E1798
Triadic#983D17, #17983D
Split complementary#987E17, #319817
Tetradic#981731, #729817, #17987E
Tints, shades & saturation
Channel breakdown
R61
G23
B152
Red61 (23.9%)
Green23 (9%)
Blue152 (59.6%)
Hue257.67°
Saturation (HSL)73.71%
Lightness34.31%
Dominant channelBlue
Hex per channelR 3D · G 17 · B 98
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