Colour
#045A4D
- #045A4D
- Cyan
- Dark
- Nearest: Dark slate grey
#045A4D is a cyan with RGB values 4, 90, 77 and HSL 171°, 91%, 18%. It is a dark colour, so white text on it reaches 8.2:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.
Colour values
#045A4D#045A4D
HEX#045A4D
RGBrgb(4, 90, 77)
RGB (0–1)0.0157, 0.3529, 0.302
RGB percentages1.6%, 35.3%, 30.2%
HSLhsl(170.9, 91.5%, 18.4%)
HSV / HSBhsv(170.9, 95.6%, 35.3%)
CMYK95.6%, 0%, 14.4%, 64.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer285,261
CSS custom property--colour: #045A4D;
Brightness & contrast
Relative luminance0.07874WCAG 2.x, 0 is black and 1 is white
Perceived brightness73.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.16:1
Contrast with white8.16:1WCAG normal text: AAA
Contrast with black2.57:1WCAG normal text: Fail
Greyscale equivalent#474747
Inverted#FBA5B2
Colour vision & accessibility
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.16:1WCAG large text: AAA
Contrast with black, large text2.57:1WCAG large text: Fail
Named colours
Hue familycyan
CSS keyword usableNo exact keyword
Colour harmonies
Complementary#5A0411
Analogous#045A22, #043C5A
Triadic#4D045A, #5A4D04
Split complementary#5A043C, #5A2204
Tetradic#22045A, #5A0411, #3C5A04
Tints, shades & saturation
Channel breakdown
R4
G90
B77
Red4 (1.6%)
Green90 (35.3%)
Blue77 (30.2%)
Hue170.93°
Saturation (HSL)91.49%
Lightness18.43%
Dominant channelGreen
Hex per channelR 04 · G 5A · B 4D
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