Recognised as Colour
#135B64
- #135B64
- Cyan
- Dark
- Nearest: Dark slate grey
#135B64 is a cyan with RGB values 19, 91, 100 and HSL 187°, 68%, 23%. It is a dark colour, so white text on it reaches 7.8:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.
Colour values
#135B64#135B64
HEX#135B64
RGBrgb(19, 91, 100)
RGB (0–1)0.0745, 0.3569, 0.3922
RGB percentages7.5%, 35.7%, 39.2%
HSLhsl(186.7, 68.1%, 23.3%)
HSV / HSBhsv(186.7, 81%, 39.2%)
CMYK81%, 9%, 0%, 60.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,268,580
CSS custom property--colour: #135B64;
Brightness & contrast
Relative luminance0.08541WCAG 2.x, 0 is black and 1 is white
Perceived brightness78.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.75:1
Contrast with white7.75:1WCAG normal text: AAA
Contrast with black2.71:1WCAG normal text: Fail
Greyscale equivalent#4C4C4C
Inverted#ECA49B
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.75:1WCAG large text: AAA
Contrast with black, large text2.71:1WCAG large text: Fail
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#641C13
Analogous#136444, #133364
Triadic#64135B, #5B6413
Split complementary#641333, #644413
Tetradic#441364, #641C13, #336413
Tints, shades & saturation
Channel breakdown
R19
G91
B100
Red19 (7.5%)
Green91 (35.7%)
Blue100 (39.2%)
Hue186.67°
Saturation (HSL)68.07%
Lightness23.33%
Dominant channelBlue
Hex per channelR 13 · G 5B · B 64
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