Recognised as Colour
#3129B4
- #3129B4
- Blue
- Dark
- Nearest: Dark blue
#3129B4 is a blue with RGB values 49, 41, 180 and HSL 243°, 63%, 43%. It is a dark colour, so white text on it reaches 10:1 contrast (AAA for normal text). The nearest named colour is Dark blue.
Colour values
#3129B4#3129B4
HEX#3129B4
RGBrgb(49, 41, 180)
RGB (0–1)0.1922, 0.1608, 0.7059
RGB percentages19.2%, 16.1%, 70.6%
HSLhsl(243.5, 62.9%, 43.3%)
HSV / HSBhsv(243.5, 77.2%, 70.6%)
CMYK72.8%, 77.2%, 0%, 29.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,221,940
CSS custom property--colour: #3129B4;
Brightness & contrast
Relative luminance0.05534WCAG 2.x, 0 is black and 1 is white
Perceived brightness73.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.97:1
Contrast with white9.97:1WCAG normal text: AAA
Contrast with black2.11:1WCAG normal text: Fail
Greyscale equivalent#353535
Inverted#CED64B
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text9.97:1WCAG large text: AAA
Contrast with black, large text2.11:1WCAG large text: Fail
Named colours
Hue familyblue
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#ACB429
Analogous#2967B4, #7629B4
Triadic#B43129, #29B431
Split complementary#B47629, #67B429
Tetradic#B42967, #ACB429, #29B476
Tints, shades & saturation
Channel breakdown
R49
G41
B180
Red49 (19.2%)
Green41 (16.1%)
Blue180 (70.6%)
Hue243.45°
Saturation (HSL)62.9%
Lightness43.33%
Dominant channelBlue
Hex per channelR 31 · G 29 · B B4
Keep nerding
Every link below is a page Nerdulator can generate from what it already knows about this value.
Nerdulate something else
Nothing in mind? Surprise me · today’s page