Recognised as Colour
#1D9CBB
- #1D9CBB
- Cyan
- Dark
- Nearest: Cadetblue
#1D9CBB is a cyan with RGB values 29, 156, 187 and HSL 192°, 73%, 42%. 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
#1D9CBB#1D9CBB
HEX#1D9CBB
RGBrgb(29, 156, 187)
RGB (0–1)0.1137, 0.6118, 0.7333
RGB percentages11.4%, 61.2%, 73.3%
HSLhsl(191.8, 73.1%, 42.4%)
HSV / HSBhsv(191.8, 84.5%, 73.3%)
CMYK84.5%, 16.6%, 0%, 26.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,940,667
CSS custom property--colour: #1D9CBB;
Brightness & contrast
Relative luminance0.27626WCAG 2.x, 0 is black and 1 is white
Perceived brightness136.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.53:1
Contrast with white3.22:1WCAG normal text: Fail
Contrast with black6.53:1WCAG normal text: AA
Greyscale equivalent#838383
Inverted#E26344
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.22:1WCAG large text: AA
Contrast with black, large text6.53:1WCAG large text: AAA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#BB3C1D
Analogous#1DBB8B, #1D4DBB
Triadic#BB1D9C, #9CBB1D
Split complementary#BB1D4D, #BB8B1D
Tetradic#8B1DBB, #BB3C1D, #4DBB1D
Tints, shades & saturation
Channel breakdown
R29
G156
B187
Red29 (11.4%)
Green156 (61.2%)
Blue187 (73.3%)
Hue191.77°
Saturation (HSL)73.15%
Lightness42.35%
Dominant channelBlue
Hex per channelR 1D · G 9C · B BB
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