Colour
#1028B1
- #1028B1
- Blue
- Dark
- Nearest: Dark blue
#1028B1 is a blue with RGB values 16, 40, 177 and HSL 231°, 83%, 38%. It is a dark colour, so white text on it reaches 10.7:1 contrast (AAA for normal text). The nearest named colour is Dark blue.
Colour values
#1028B1#1028B1
HEX#1028B1
RGBrgb(16, 40, 177)
RGB (0–1)0.0627, 0.1569, 0.6941
RGB percentages6.3%, 15.7%, 69.4%
HSLhsl(231.1, 83.4%, 37.8%)
HSV / HSBhsv(231.1, 91%, 69.4%)
CMYK91%, 77.4%, 0%, 30.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,058,993
CSS custom property--colour: #1028B1;
Brightness & contrast
Relative luminance0.04802WCAG 2.x, 0 is black and 1 is white
Perceived brightness67.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.71:1
Contrast with white10.71:1WCAG normal text: AAA
Contrast with black1.96:1WCAG normal text: Fail
Greyscale equivalent#2D2D2D
Inverted#EFD74E
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text10.71:1WCAG large text: AAA
Contrast with black, large text1.96:1WCAG large text: Fail
Named colours
Hue familyblue
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#B19910
Analogous#1079B1, #4810B1
Triadic#B11028, #28B110
Split complementary#B14810, #79B110
Tetradic#B11079, #B19910, #10B148
Tints, shades & saturation
Channel breakdown
R16
G40
B177
Red16 (6.3%)
Green40 (15.7%)
Blue177 (69.4%)
Hue231.06°
Saturation (HSL)83.42%
Lightness37.84%
Dominant channelBlue
Hex per channelR 10 · G 28 · B B1
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