Colour
#2A1FB0
- #2A1FB0
- Blue
- Dark
- Nearest: Dark blue
#2A1FB0 is a blue with RGB values 42, 31, 176 and HSL 245°, 70%, 41%. It is a dark colour, so white text on it reaches 10.9:1 contrast (AAA for normal text). The nearest named colour is Dark blue.
Colour values
#2A1FB0#2A1FB0
HEX#2A1FB0
RGBrgb(42, 31, 176)
RGB (0–1)0.1647, 0.1216, 0.6902
RGB percentages16.5%, 12.2%, 69%
HSLhsl(244.6, 70%, 40.6%)
HSV / HSBhsv(244.6, 82.4%, 69%)
CMYK76.1%, 82.4%, 0%, 31%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,760,624
CSS custom property--colour: #2A1FB0;
Brightness & contrast
Relative luminance0.04607WCAG 2.x, 0 is black and 1 is white
Perceived brightness68 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.93:1
Contrast with white10.93:1WCAG normal text: AAA
Contrast with black1.92:1WCAG normal text: Fail
Greyscale equivalent#2C2C2C
Inverted#D5E04F
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text10.93:1WCAG large text: AAA
Contrast with black, large text1.92:1WCAG large text: Fail
Named colours
Hue familyblue
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#A5B01F
Analogous#1F5CB0, #731FB0
Triadic#B02A1F, #1FB02A
Split complementary#B0731F, #5CB01F
Tetradic#B01F5C, #A5B01F, #1FB073
Tints, shades & saturation
Channel breakdown
R42
G31
B176
Red42 (16.5%)
Green31 (12.2%)
Blue176 (69%)
Hue244.55°
Saturation (HSL)70.05%
Lightness40.59%
Dominant channelBlue
Hex per channelR 2A · G 1F · B B0
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