Recognised as Colour
#668B7D
- #668B7D
- Cyan
- Dark
- Nearest: Cadetblue
#668B7D is a cyan with RGB values 102, 139, 125 and HSL 157°, 15%, 47%. It is a dark colour, so black text on it reaches 5.6:1 contrast (AA for normal text). The nearest named colour is Cadetblue.
Colour values
#668B7D#668B7D
HEX#668B7D
RGBrgb(102, 139, 125)
RGB (0–1)0.4, 0.5451, 0.4902
RGB percentages40%, 54.5%, 49%
HSLhsl(157.3, 15.4%, 47.3%)
HSV / HSBhsv(157.3, 26.6%, 54.5%)
CMYK26.6%, 0%, 10.1%, 45.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,720,381
CSS custom property--colour: #668B7D;
Brightness & contrast
Relative luminance0.22771WCAG 2.x, 0 is black and 1 is white
Perceived brightness127.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.55:1
Contrast with white3.78:1WCAG normal text: Fail
Contrast with black5.55:1WCAG normal text: AA
Greyscale equivalent#828282
Inverted#997482
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.78:1WCAG large text: AA
Contrast with black, large text5.55:1WCAG large text: AAA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#8B6674
Analogous#668B6A, #66868B
Triadic#7D668B, #8B7D66
Split complementary#8B6686, #8B6A66
Tetradic#6B668B, #8B6674, #868B66
Tints, shades & saturation
Channel breakdown
R102
G139
B125
Red102 (40%)
Green139 (54.5%)
Blue125 (49%)
Hue157.3°
Saturation (HSL)15.35%
Lightness47.25%
Dominant channelGreen
Hex per channelR 66 · G 8B · B 7D
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