Recognised as Colour
#5B9B90
- #5B9B90
- Cyan
- Dark
- Nearest: Cadetblue
#5B9B90 is a cyan with RGB values 91, 155, 144 and HSL 170°, 26%, 48%. It is a dark colour, so black text on it reaches 6.5:1 contrast (AA for normal text). The nearest named colour is Cadetblue.
Colour values
#5B9B90#5B9B90
HEX#5B9B90
RGBrgb(91, 155, 144)
RGB (0–1)0.3569, 0.6078, 0.5647
RGB percentages35.7%, 60.8%, 56.5%
HSLhsl(169.7, 26%, 48.2%)
HSV / HSBhsv(169.7, 41.3%, 60.8%)
CMYK41.3%, 0%, 7.1%, 39.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,003,600
CSS custom property--colour: #5B9B90;
Brightness & contrast
Relative luminance0.2768WCAG 2.x, 0 is black and 1 is white
Perceived brightness137.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.54:1
Contrast with white3.21:1WCAG normal text: Fail
Contrast with black6.54:1WCAG normal text: AA
Greyscale equivalent#8D8D8D
Inverted#A4646F
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.21:1WCAG large text: AA
Contrast with black, large text6.54:1WCAG large text: AAA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#9B5B66
Analogous#5B9B70, #5B869B
Triadic#905B9B, #9B905B
Split complementary#9B5B86, #9B705B
Tetradic#705B9B, #9B5B66, #869B5B
Tints, shades & saturation
Channel breakdown
R91
G155
B144
Red91 (35.7%)
Green155 (60.8%)
Blue144 (56.5%)
Hue169.69°
Saturation (HSL)26.02%
Lightness48.24%
Dominant channelGreen
Hex per channelR 5B · G 9B · B 90
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