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Recognised as Colour

#045585

  • #045585
  • Blue
  • Dark
  • Nearest: Steel blue

#045585 is a blue with RGB values 4, 85, 133 and HSL 202°, 94%, 27%. It is a dark colour, so white text on it reaches 7.9:1 contrast (AAA for normal text). The nearest named colour is Steel blue.

Colour values

#045585#045585
HEX#045585
RGBrgb(4, 85, 133)
RGB (0–1)0.0157, 0.3333, 0.5216
RGB percentages1.6%, 33.3%, 52.2%
HSLhsl(202.3, 94.2%, 26.9%)
HSV / HSBhsv(202.3, 97%, 52.2%)
CMYK97%, 36.1%, 0%, 47.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer284,037
CSS custom property--colour: #045585;

Brightness & contrast

Relative luminance0.08216WCAG 2.x, 0 is black and 1 is white
Perceived brightness79.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.94:1
Contrast with white7.94:1WCAG normal text: AAA
Contrast with black2.64:1WCAG normal text: Fail
Greyscale equivalent#474747
Inverted#FBAA7A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#3E5787no red cones; affects about 1% of men; ΔE 8.9 from the original
Deuteranopia#2C4C84no green cones; the most common form, about 1% of men; ΔE 10.5 from the original
Tritanopia#006166no blue cones; rare, and affects men and women equally; ΔE 30.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.94:1WCAG large text: AAA
Contrast with black, large text2.64:1WCAG large text: Fail

Named colours

Steel blue · ΔE 18.1Slate grey · ΔE 28.9Dark slateblue · ΔE 30.3Light slate grey · ΔE 30.5Dark slate grey · ΔE 30.6Cornflower blue · ΔE 34.2
Nearest named CSS colourSteel blue (#4682B4)ΔE 18.11, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#853404
Analogous#048574, #041585
Triadic#850455, #558504
Split complementary#850415, #857404
Tetradic#740485, #853404, #158504

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#5BBFFA
Lighter +30%#29ABF9
Lighter +20%#0794E8
Lighter +10%#0575B7
Darker −10%#033553
Darker −20%#011622
Darker −30%#000000
Darker −40%#000000
More saturated +25%#005689
Less saturated −25%#155174

Channel breakdown

R4
G85
B133
Red4 (1.6%)
Green85 (33.3%)
Blue133 (52.2%)
Hue202.33°
Saturation (HSL)94.16%
Lightness26.86%
Dominant channelBlue
Hex per channelR 04 · G 55 · B 85

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Every value on this page was computed from “hex 045585” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.