Recognised as Colour
#2BB1BB
- #2BB1BB
- Cyan
- Dark
- Nearest: Light seagreen
#2BB1BB is a cyan with RGB values 43, 177, 187 and HSL 184°, 63%, 45%. It is a dark colour, so black text on it reaches 8.1:1 contrast (AAA for normal text). The nearest named colour is Light seagreen.
Colour values
#2BB1BB#2BB1BB
HEX#2BB1BB
RGBrgb(43, 177, 187)
RGB (0–1)0.1686, 0.6941, 0.7333
RGB percentages16.9%, 69.4%, 73.3%
HSLhsl(184.2, 62.6%, 45.1%)
HSV / HSBhsv(184.2, 77%, 73.3%)
CMYK77%, 5.3%, 0%, 26.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,863,547
CSS custom property--colour: #2BB1BB;
Brightness & contrast
Relative luminance0.35546WCAG 2.x, 0 is black and 1 is white
Perceived brightness151.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.11:1
Contrast with white2.59:1WCAG normal text: Fail
Contrast with black8.11:1WCAG normal text: AAA
Greyscale equivalent#959595
Inverted#D44E44
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.59:1WCAG large text: Fail
Contrast with black, large text8.11:1WCAG large text: AAA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#BB352B
Analogous#2BBB7D, #2B69BB
Triadic#BB2BB1, #B1BB2B
Split complementary#BB2B69, #BB7D2B
Tetradic#7D2BBB, #BB352B, #69BB2B
Tints, shades & saturation
Channel breakdown
R43
G177
B187
Red43 (16.9%)
Green177 (69.4%)
Blue187 (73.3%)
Hue184.17°
Saturation (HSL)62.61%
Lightness45.1%
Dominant channelBlue
Hex per channelR 2B · G B1 · B BB
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Harmonies
Similar named colours
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