Colour
#00645A
- #00645A
- Cyan
- Dark
- Nearest: Teal
#00645A is a cyan with RGB values 0, 100, 90 and HSL 174°, 100%, 20%. It is a dark colour, so white text on it reaches 7.1:1 contrast (AAA for normal text). The nearest named colour is Teal.
Colour values
#00645A#00645A
HEX#00645A
RGBrgb(0, 100, 90)
RGB (0–1)0, 0.3922, 0.3529
RGB percentages0%, 39.2%, 35.3%
HSLhsl(174, 100%, 19.6%)
HSV / HSBhsv(174, 100%, 39.2%)
CMYK100%, 0%, 10%, 60.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer25,690
CSS custom property--colour: #00645A;
Brightness & contrast
Relative luminance0.09853WCAG 2.x, 0 is black and 1 is white
Perceived brightness82.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.07:1
Contrast with white7.07:1WCAG normal text: AAA
Contrast with black2.97:1WCAG normal text: Fail
Greyscale equivalent#4E4E4E
Inverted#FF9BA5
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.07:1WCAG large text: AAA
Contrast with black, large text2.97:1WCAG large text: Fail
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#64000A
Analogous#006428, #003C64
Triadic#5A0064, #645A00
Split complementary#64003C, #642800
Tetradic#280064, #64000A, #3C6400
Tints, shades & saturation
Channel breakdown
R0
G100
B90
Red0 (0%)
Green100 (39.2%)
Blue90 (35.3%)
Hue174°
Saturation (HSL)100%
Lightness19.61%
Dominant channelGreen
Hex per channelR 00 · G 64 · B 5A
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