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Recognised as Colour

#045549

  • #045549
  • Cyan
  • Dark
  • Nearest: Dark slate grey

#045549 is a cyan with RGB values 4, 85, 73 and HSL 171°, 91%, 17%. It is a dark colour, so white text on it reaches 8.7:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#045549#045549
HEX#045549
RGBrgb(4, 85, 73)
RGB (0–1)0.0157, 0.3333, 0.2863
RGB percentages1.6%, 33.3%, 28.6%
HSLhsl(171.1, 91%, 17.5%)
HSV / HSBhsv(171.1, 95.3%, 33.3%)
CMYK95.3%, 0%, 14.1%, 66.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer283,977
CSS custom property--colour: #045549;

Brightness & contrast

Relative luminance0.07004WCAG 2.x, 0 is black and 1 is white
Perceived brightness69.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.75:1
Contrast with white8.75:1WCAG normal text: AAA
Contrast with black2.4:1WCAG normal text: Fail
Greyscale equivalent#434343
Inverted#FBAAB6

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#514F49no red cones; affects about 1% of men; ΔE 25 from the original
Deuteranopia#47484Ano green cones; the most common form, about 1% of men; ΔE 25.4 from the original
Tritanopia#005751no blue cones; rare, and affects men and women equally; ΔE 4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.75:1WCAG large text: AAA
Contrast with black, large text2.4:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 14.2Teal · ΔE 19.2Dark cyan · ΔE 23.2Dim grey · ΔE 28.2Cadetblue · ΔE 31Sea green · ΔE 31.2
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 14.22, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#550410
Analogous#045520, #043955
Triadic#490455, #554904
Split complementary#550439, #552004
Tetradic#200455, #550410, #395504

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#30F5D8
Lighter +30%#0BE7C6
Lighter +20%#09B69D
Lighter +10%#068673
Darker −10%#02241F
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#00594C
Less saturated −25%#0F4A41

Channel breakdown

R4
G85
B73
Red4 (1.6%)
Green85 (33.3%)
Blue73 (28.6%)
Hue171.11°
Saturation (HSL)91.01%
Lightness17.45%
Dominant channelGreen
Hex per channelR 04 · G 55 · B 49

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Every value on this page was computed from “hex 045549” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.