Colour
#1997B1
- #1997B1
- Cyan
- Dark
- Nearest: Cadetblue
#1997B1 is a cyan with RGB values 25, 151, 177 and HSL 190°, 75%, 40%. It is a dark colour, so black text on it reaches 6.1:1 contrast (AA for normal text). The nearest named colour is Cadetblue.
Colour values
#1997B1#1997B1
HEX#1997B1
RGBrgb(25, 151, 177)
RGB (0–1)0.098, 0.5922, 0.6941
RGB percentages9.8%, 59.2%, 69.4%
HSLhsl(190.3, 75.2%, 39.6%)
HSV / HSBhsv(190.3, 85.9%, 69.4%)
CMYK85.9%, 14.7%, 0%, 30.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,677,233
CSS custom property--colour: #1997B1;
Brightness & contrast
Relative luminance0.25514WCAG 2.x, 0 is black and 1 is white
Perceived brightness130.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.1:1
Contrast with white3.44:1WCAG normal text: Fail
Contrast with black6.1:1WCAG normal text: AA
Greyscale equivalent#7E7E7E
Inverted#E6684E
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.44:1WCAG large text: AA
Contrast with black, large text6.1:1WCAG large text: AAA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#B13319
Analogous#19B17F, #194BB1
Triadic#B11997, #97B119
Split complementary#B1194B, #B17F19
Tetradic#7F19B1, #B13319, #4BB119
Tints, shades & saturation
Channel breakdown
R25
G151
B177
Red25 (9.8%)
Green151 (59.2%)
Blue177 (69.4%)
Hue190.26°
Saturation (HSL)75.25%
Lightness39.61%
Dominant channelBlue
Hex per channelR 19 · G 97 · B B1
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