Colour
#1F1185
- #1F1185
- Blue
- Dark
- Nearest: Navy
#1F1185 is a blue with RGB values 31, 17, 133 and HSL 247°, 77%, 29%. It is a dark colour, so white text on it reaches 14.2:1 contrast (AAA for normal text). The nearest named colour is Navy.
Colour values
#1F1185#1F1185
HEX#1F1185
RGBrgb(31, 17, 133)
RGB (0–1)0.1216, 0.0667, 0.5216
RGB percentages12.2%, 6.7%, 52.2%
HSLhsl(247.2, 77.3%, 29.4%)
HSV / HSBhsv(247.2, 87.2%, 52.2%)
CMYK76.7%, 87.2%, 0%, 47.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,036,101
CSS custom property--colour: #1F1185;
Brightness & contrast
Relative luminance0.02386WCAG 2.x, 0 is black and 1 is white
Perceived brightness49.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.22:1
Contrast with white14.22:1WCAG normal text: AAA
Contrast with black1.48:1WCAG normal text: Fail
Greyscale equivalent#1C1C1C
Inverted#E0EE7A
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text14.22:1WCAG large text: AAA
Contrast with black, large text1.48:1WCAG large text: Fail
Named colours
Hue familyblue
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#778511
Analogous#113D85, #591185
Triadic#851F11, #11851F
Split complementary#855911, #3D8511
Tetradic#85113D, #778511, #118559
Tints, shades & saturation
Channel breakdown
R31
G17
B133
Red31 (12.2%)
Green17 (6.7%)
Blue133 (52.2%)
Hue247.24°
Saturation (HSL)77.33%
Lightness29.41%
Dominant channelBlue
Hex per channelR 1F · G 11 · B 85
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