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Recognised as Colour

#0454AD

  • #0454AD
  • Blue
  • Dark
  • Nearest: Dark slateblue

#0454AD is a blue with RGB values 4, 84, 173 and HSL 212°, 95%, 35%. It is a dark colour, so white text on it reaches 7.3:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#0454AD#0454AD
HEX#0454AD
RGBrgb(4, 84, 173)
RGB (0–1)0.0157, 0.3294, 0.6784
RGB percentages1.6%, 32.9%, 67.8%
HSLhsl(211.6, 95.5%, 34.7%)
HSV / HSBhsv(211.6, 97.7%, 67.8%)
CMYK97.7%, 51.4%, 0%, 32.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer283,821
CSS custom property--colour: #0454AD;

Brightness & contrast

Relative luminance0.09384WCAG 2.x, 0 is black and 1 is white
Perceived brightness86.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.3:1
Contrast with white7.3:1WCAG normal text: AAA
Contrast with black2.88:1WCAG normal text: Fail
Greyscale equivalent#494949
Inverted#FBAB52

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#165EB0no red cones; affects about 1% of men; ΔE 6.7 from the original
Deuteranopia#0050ABno green cones; the most common form, about 1% of men; ΔE 2.4 from the original
Tritanopia#006A78no blue cones; rare, and affects men and women equally; ΔE 51.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.3:1WCAG large text: AAA
Contrast with black, large text2.88:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 17Royal blue · ΔE 20Slate blue · ΔE 23.5Dodgerblue · ΔE 25.3Cornflower blue · ΔE 26.1Midnight blue · ΔE 27.2
Nearest named CSS colourDark slateblue (#483D8B)ΔE 17, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AD5D04
Analogous#04A8AD, #0904AD
Triadic#AD0454, #54AD04
Split complementary#AD0904, #A8AD04
Tetradic#AD04A8, #AD5D04, #04AD09

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#81BBFC
Lighter +30%#4FA0FB
Lighter +20%#1D86FA
Lighter +10%#056CDF
Darker −10%#033C7B
Darker −20%#022449
Darker −30%#010B17
Darker −40%#000000
More saturated +25%#0054B1
Less saturated −25%#1A5597

Channel breakdown

R4
G84
B173
Red4 (1.6%)
Green84 (32.9%)
Blue173 (67.8%)
Hue211.6°
Saturation (HSL)95.48%
Lightness34.71%
Dominant channelBlue
Hex per channelR 04 · G 54 · B AD

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Every value on this page was computed from “0454ad” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.