Recognised as Colour
#004747
- #004747
- Cyan
- Dark
- Nearest: Dark slate grey
#004747 is a cyan with RGB values 0, 71, 71 and HSL 180°, 100%, 14%. It is a dark colour, so white text on it reaches 10.5:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.
Colour values
#004747#004747
HEX#004747
RGBrgb(0, 71, 71)
RGB (0–1)0, 0.2784, 0.2784
RGB percentages0%, 27.8%, 27.8%
HSLhsl(180, 100%, 13.9%)
HSV / HSBhsv(180, 100%, 27.8%)
CMYK100%, 0%, 0%, 72.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer18,247
CSS custom property--colour: #004747;
Brightness & contrast
Relative luminance0.04961WCAG 2.x, 0 is black and 1 is white
Perceived brightness59.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.54:1
Contrast with white10.54:1WCAG normal text: AAA
Contrast with black1.99:1WCAG normal text: Fail
Greyscale equivalent#383838
Inverted#FFB8B8
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text10.54:1WCAG large text: AAA
Contrast with black, large text1.99:1WCAG large text: Fail
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#470000
Analogous#004724, #002447
Triadic#470047, #474700
Split complementary#470024, #472400
Tetradic#240047, #470000, #244700
Tints, shades & saturation
Channel breakdown
R0
G71
B71
Red0 (0%)
Green71 (27.8%)
Blue71 (27.8%)
Hue180°
Saturation (HSL)100%
Lightness13.92%
Dominant channelGreen and Blue
Hex per channelR 00 · G 47 · B 47
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