Recognised as Colour
#21849E
- #21849E
- Cyan
- Dark
- Nearest: Teal
#21849E is a cyan with RGB values 33, 132, 158 and HSL 192°, 65%, 37%. It is a dark colour, so black text on it reaches 4.9:1 contrast (AA for normal text). The nearest named colour is Teal.
Colour values
#21849E#21849E
HEX#21849E
RGBrgb(33, 132, 158)
RGB (0–1)0.1294, 0.5176, 0.6196
RGB percentages12.9%, 51.8%, 62%
HSLhsl(192.5, 65.4%, 37.5%)
HSV / HSBhsv(192.5, 79.1%, 62%)
CMYK79.1%, 16.5%, 0%, 38%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,196,638
CSS custom property--colour: #21849E;
Brightness & contrast
Relative luminance0.19294WCAG 2.x, 0 is black and 1 is white
Perceived brightness115.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.86:1
Contrast with white4.32:1WCAG normal text: Fail
Contrast with black4.86:1WCAG normal text: AA
Greyscale equivalent#717171
Inverted#DE7B61
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.32:1WCAG large text: AA
Contrast with black, large text4.86:1WCAG large text: AAA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#9E3B21
Analogous#219E7A, #21459E
Triadic#9E2184, #849E21
Split complementary#9E2145, #9E7A21
Tetradic#7A219E, #9E3B21, #459E21
Tints, shades & saturation
Channel breakdown
R33
G132
B158
Red33 (12.9%)
Green132 (51.8%)
Blue158 (62%)
Hue192.48°
Saturation (HSL)65.45%
Lightness37.45%
Dominant channelBlue
Hex per channelR 21 · G 84 · B 9E
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