Recognised as Colour
#3A645A
- #3A645A
- Cyan
- Dark
- Nearest: Dark slate grey
#3A645A is a cyan with RGB values 58, 100, 90 and HSL 166°, 27%, 31%. It is a dark colour, so white text on it reaches 6.7:1 contrast (AA for normal text). The nearest named colour is Dark slate grey.
Colour values
#3A645A#3A645A
HEX#3A645A
RGBrgb(58, 100, 90)
RGB (0–1)0.2275, 0.3922, 0.3529
RGB percentages22.7%, 39.2%, 35.3%
HSLhsl(165.7, 26.6%, 31%)
HSV / HSBhsv(165.7, 42%, 39.2%)
CMYK42%, 0%, 10%, 60.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,826,778
CSS custom property--colour: #3A645A;
Brightness & contrast
Relative luminance0.10752WCAG 2.x, 0 is black and 1 is white
Perceived brightness88.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.67:1
Contrast with white6.67:1WCAG normal text: AA
Contrast with black3.15:1WCAG normal text: Fail
Greyscale equivalent#5A5A5A
Inverted#C59BA5
Colour vision & accessibility
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text6.67:1WCAG large text: AAA
Contrast with black, large text3.15:1WCAG large text: AA
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#643A44
Analogous#3A6445, #3A5964
Triadic#5A3A64, #645A3A
Split complementary#643A59, #64453A
Tetradic#453A64, #643A44, #59643A
Tints, shades & saturation
Channel breakdown
R58
G100
B90
Red58 (22.7%)
Green100 (39.2%)
Blue90 (35.3%)
Hue165.71°
Saturation (HSL)26.58%
Lightness30.98%
Dominant channelGreen
Hex per channelR 3A · G 64 · B 5A
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