Recognised as Colour
#199C8B
- #199C8B
- Cyan
- Dark
- Nearest: Light seagreen
#199C8B is a cyan with RGB values 25, 156, 139 and HSL 172°, 72%, 35%. It is a dark colour, so black text on it reaches 6.2:1 contrast (AA for normal text). The nearest named colour is Light seagreen.
Colour values
#199C8B#199C8B
HEX#199C8B
RGBrgb(25, 156, 139)
RGB (0–1)0.098, 0.6118, 0.5451
RGB percentages9.8%, 61.2%, 54.5%
HSLhsl(172.2, 72.4%, 35.5%)
HSV / HSBhsv(172.2, 84%, 61.2%)
CMYK84%, 0%, 10.9%, 38.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,678,475
CSS custom property--colour: #199C8B;
Brightness & contrast
Relative luminance0.25848WCAG 2.x, 0 is black and 1 is white
Perceived brightness129.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.17:1
Contrast with white3.4:1WCAG normal text: Fail
Contrast with black6.17:1WCAG normal text: AA
Greyscale equivalent#7F7F7F
Inverted#E66374
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.4:1WCAG large text: AA
Contrast with black, large text6.17:1WCAG large text: AAA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#9C192A
Analogous#199C4A, #196B9C
Triadic#8B199C, #9C8B19
Split complementary#9C196B, #9C4919
Tetradic#4A199C, #9C192A, #6C9C19
Tints, shades & saturation
Channel breakdown
R25
G156
B139
Red25 (9.8%)
Green156 (61.2%)
Blue139 (54.5%)
Hue172.21°
Saturation (HSL)72.38%
Lightness35.49%
Dominant channelGreen
Hex per channelR 19 · G 9C · B 8B
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