Recognised as Colour
#1BB0A4
- #1BB0A4
- Cyan
- Dark
- Nearest: Light seagreen
#1BB0A4 is a cyan with RGB values 27, 176, 164 and HSL 175°, 73%, 40%. It is a dark colour, so black text on it reaches 7.8:1 contrast (AAA for normal text). The nearest named colour is Light seagreen.
Colour values
#1BB0A4#1BB0A4
HEX#1BB0A4
RGBrgb(27, 176, 164)
RGB (0–1)0.1059, 0.6902, 0.6431
RGB percentages10.6%, 69%, 64.3%
HSLhsl(175.2, 73.4%, 39.8%)
HSV / HSBhsv(175.2, 84.7%, 69%)
CMYK84.7%, 0%, 6.8%, 31%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,814,692
CSS custom property--colour: #1BB0A4;
Brightness & contrast
Relative luminance0.33964WCAG 2.x, 0 is black and 1 is white
Perceived brightness146.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.79:1
Contrast with white2.69:1WCAG normal text: Fail
Contrast with black7.79:1WCAG normal text: AAA
Greyscale equivalent#8F8F8F
Inverted#E44F5B
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.69:1WCAG large text: Fail
Contrast with black, large text7.79:1WCAG large text: AAA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#B01B27
Analogous#1BB05A, #1B71B0
Triadic#A41BB0, #B0A41B
Split complementary#B01B71, #B05A1B
Tetradic#5A1BB0, #B01B27, #72B01B
Tints, shades & saturation
Channel breakdown
R27
G176
B164
Red27 (10.6%)
Green176 (69%)
Blue164 (64.3%)
Hue175.17°
Saturation (HSL)73.4%
Lightness39.8%
Dominant channelGreen
Hex per channelR 1B · G B0 · B A4
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Harmonies
Similar named colours
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