Colour
#1997B2
- #1997B2
- Cyan
- Dark
- Nearest: Cadetblue
#1997B2 is a cyan with RGB values 25, 151, 178 and HSL 191°, 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
#1997B2#1997B2
HEX#1997B2
RGBrgb(25, 151, 178)
RGB (0–1)0.098, 0.5922, 0.698
RGB percentages9.8%, 59.2%, 69.8%
HSLhsl(190.6, 75.4%, 39.8%)
HSV / HSBhsv(190.6, 86%, 69.8%)
CMYK86%, 15.2%, 0%, 30.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,677,234
CSS custom property--colour: #1997B2;
Brightness & contrast
Relative luminance0.25554WCAG 2.x, 0 is black and 1 is white
Perceived brightness131.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.11:1
Contrast with white3.44:1WCAG normal text: Fail
Contrast with black6.11:1WCAG normal text: AA
Greyscale equivalent#7E7E7E
Inverted#E6684D
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 text6.11:1WCAG large text: AAA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#B23419
Analogous#19B280, #194BB2
Triadic#B21997, #97B219
Split complementary#B2194B, #B28019
Tetradic#8019B2, #B23419, #4BB219
Tints, shades & saturation
Channel breakdown
R25
G151
B178
Red25 (9.8%)
Green151 (59.2%)
Blue178 (69.8%)
Hue190.59°
Saturation (HSL)75.37%
Lightness39.8%
Dominant channelBlue
Hex per channelR 19 · G 97 · B B2
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