Colour
#174C4E
- #174C4E
- Cyan
- Dark
- Nearest: Dark slate grey
#174C4E is a cyan with RGB values 23, 76, 78 and HSL 182°, 54%, 20%. It is a dark colour, so white text on it reaches 9.6:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.
Colour values
#174C4E#174C4E
HEX#174C4E
RGBrgb(23, 76, 78)
RGB (0–1)0.0902, 0.298, 0.3059
RGB percentages9%, 29.8%, 30.6%
HSLhsl(182.2, 54.5%, 19.8%)
HSV / HSBhsv(182.2, 70.5%, 30.6%)
CMYK70.5%, 2.6%, 0%, 69.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,526,862
CSS custom property--colour: #174C4E;
Brightness & contrast
Relative luminance0.05901WCAG 2.x, 0 is black and 1 is white
Perceived brightness65.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.63:1
Contrast with white9.63:1WCAG normal text: AAA
Contrast with black2.18:1WCAG normal text: Fail
Greyscale equivalent#414141
Inverted#E8B3B1
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text9.63:1WCAG large text: AAA
Contrast with black, large text2.18:1WCAG large text: Fail
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#4E1917
Analogous#174E35, #17304E
Triadic#4E174C, #4C4E17
Split complementary#4E1730, #4E3517
Tetradic#35174E, #4E1917, #314E17
Tints, shades & saturation
Channel breakdown
R23
G76
B78
Red23 (9%)
Green76 (29.8%)
Blue78 (30.6%)
Hue182.18°
Saturation (HSL)54.46%
Lightness19.8%
Dominant channelBlue
Hex per channelR 17 · G 4C · B 4E
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