Colour
#2107A1
- #2107A1
- Blue
- Dark
- Nearest: Dark blue
#2107A1 is a blue with RGB values 33, 7, 161 and HSL 250°, 92%, 33%. It is a dark colour, so white text on it reaches 13:1 contrast (AAA for normal text). The nearest named colour is Dark blue.
Colour values
#2107A1#2107A1
HEX#2107A1
RGBrgb(33, 7, 161)
RGB (0–1)0.1294, 0.0275, 0.6314
RGB percentages12.9%, 2.7%, 63.1%
HSLhsl(250.1, 91.7%, 32.9%)
HSV / HSBhsv(250.1, 95.7%, 63.1%)
CMYK79.5%, 95.7%, 0%, 36.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,164,641
CSS custom property--colour: #2107A1;
Brightness & contrast
Relative luminance0.03048WCAG 2.x, 0 is black and 1 is white
Perceived brightness57.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.05:1
Contrast with white13.05:1WCAG normal text: AAA
Contrast with black1.61:1WCAG normal text: Fail
Greyscale equivalent#181818
Inverted#DEF85E
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text13.05:1WCAG large text: AAA
Contrast with black, large text1.61:1WCAG large text: Fail
Named colours
Hue familyblue
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#87A107
Analogous#073AA1, #6E07A1
Triadic#A12107, #07A121
Split complementary#A16E07, #3AA107
Tetradic#A1073A, #87A107, #07A16E
Tints, shades & saturation
Channel breakdown
R33
G7
B161
Red33 (12.9%)
Green7 (2.7%)
Blue161 (63.1%)
Hue250.13°
Saturation (HSL)91.67%
Lightness32.94%
Dominant channelBlue
Hex per channelR 21 · G 07 · B A1
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