Colour
#00404D
- #00404D
- Cyan
- Dark
- Nearest: Dark slate grey
#00404D is a cyan with RGB values 0, 64, 77 and HSL 190°, 100%, 15%. It is a dark colour, so white text on it reaches 11.4:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.
Colour values
#00404D#00404D
HEX#00404D
RGBrgb(0, 64, 77)
RGB (0–1)0, 0.251, 0.302
RGB percentages0%, 25.1%, 30.2%
HSLhsl(190.1, 100%, 15.1%)
HSV / HSBhsv(190.1, 100%, 30.2%)
CMYK100%, 16.9%, 0%, 69.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer16,461
CSS custom property--colour: #00404D;
Brightness & contrast
Relative luminance0.04203WCAG 2.x, 0 is black and 1 is white
Perceived brightness55.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.41:1
Contrast with white11.41:1WCAG normal text: AAA
Contrast with black1.84:1WCAG normal text: Fail
Greyscale equivalent#333333
Inverted#FFBFB2
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text11.41:1WCAG large text: AAA
Contrast with black, large text1.84:1WCAG large text: Fail
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#4D0D00
Analogous#004D34, #00194D
Triadic#4D0040, #404D00
Split complementary#4D0019, #4D3400
Tetradic#34004D, #4D0D00, #194D00
Tints, shades & saturation
Channel breakdown
R0
G64
B77
Red0 (0%)
Green64 (25.1%)
Blue77 (30.2%)
Hue190.13°
Saturation (HSL)100%
Lightness15.1%
Dominant channelBlue
Hex per channelR 00 · G 40 · B 4D
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