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Recognised as Colour

#045784

  • #045784
  • Blue
  • Dark
  • Nearest: Steel blue

#045784 is a blue with RGB values 4, 87, 132 and HSL 201°, 94%, 27%. It is a dark colour, so white text on it reaches 7.8:1 contrast (AAA for normal text). The nearest named colour is Steel blue.

Colour values

#045784#045784
HEX#045784
RGBrgb(4, 87, 132)
RGB (0–1)0.0157, 0.3412, 0.5176
RGB percentages1.6%, 34.1%, 51.8%
HSLhsl(201.1, 94.1%, 26.7%)
HSV / HSBhsv(201.1, 97%, 51.8%)
CMYK97%, 34.1%, 0%, 48.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer284,548
CSS custom property--colour: #045784;

Brightness & contrast

Relative luminance0.08508WCAG 2.x, 0 is black and 1 is white
Perceived brightness80.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.77:1
Contrast with white7.77:1WCAG normal text: AAA
Contrast with black2.7:1WCAG normal text: Fail
Greyscale equivalent#494949
Inverted#FBA87B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#415886no red cones; affects about 1% of men; ΔE 10.1 from the original
Deuteranopia#304E83no green cones; the most common form, about 1% of men; ΔE 11.2 from the original
Tritanopia#006267no blue cones; rare, and affects men and women equally; ΔE 28 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.77:1WCAG large text: AAA
Contrast with black, large text2.7:1WCAG large text: Fail

Named colours

Steel blue · ΔE 17.5Slate grey · ΔE 27.4Dark slate grey · ΔE 28.8Light slate grey · ΔE 29.1Dark slateblue · ΔE 32.5Dim grey · ΔE 32.9
Nearest named CSS colourSteel blue (#4682B4)ΔE 17.47, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#843104
Analogous#048471, #041784
Triadic#840457, #578404
Split complementary#840417, #847104
Tetradic#710484, #843104, #178404

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#5AC2FA
Lighter +30%#29AFF8
Lighter +20%#0798E7
Lighter +10%#0678B5
Darker −10%#033653
Darker −20%#011621
Darker −30%#000000
Darker −40%#000000
More saturated +25%#005888
Less saturated −25%#155273

Channel breakdown

R4
G87
B132
Red4 (1.6%)
Green87 (34.1%)
Blue132 (51.8%)
Hue201.09°
Saturation (HSL)94.12%
Lightness26.67%
Dominant channelBlue
Hex per channelR 04 · G 57 · B 84

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Every value on this page was computed from “hex 045784” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.