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Recognised as Colour

#054E9A

  • #054E9A
  • Blue
  • Dark
  • Nearest: Dark slateblue

#054E9A is a blue with RGB values 5, 78, 154 and HSL 211°, 94%, 31%. 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 slateblue.

Colour values

#054E9A#054E9A
HEX#054E9A
RGBrgb(5, 78, 154)
RGB (0–1)0.0196, 0.3059, 0.6039
RGB percentages2%, 30.6%, 60.4%
HSLhsl(210.6, 93.7%, 31.2%)
HSV / HSBhsv(210.6, 96.8%, 60.4%)
CMYK96.8%, 49.4%, 0%, 39.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer347,802
CSS custom property--colour: #054E9A;

Brightness & contrast

Relative luminance0.07814WCAG 2.x, 0 is black and 1 is white
Perceived brightness79.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.19:1
Contrast with white8.19:1WCAG normal text: AAA
Contrast with black2.56:1WCAG normal text: Fail
Greyscale equivalent#444444
Inverted#FAB165

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#20569Dno red cones; affects about 1% of men; ΔE 5 from the original
Deuteranopia#004999no green cones; the most common form, about 1% of men; ΔE 3.8 from the original
Tritanopia#00616Cno blue cones; rare, and affects men and women equally; ΔE 45.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.19:1WCAG large text: AAA
Contrast with black, large text2.56:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 16.2Midnight blue · ΔE 27.5Royal blue · ΔE 27.8Steel blue · ΔE 28.2Cornflower blue · ΔE 28.5Slate blue · ΔE 29.8
Nearest named CSS colourDark slateblue (#483D8B)ΔE 16.18, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#9A5105
Analogous#05999A, #06059A
Triadic#9A054E, #4E9A05
Split complementary#9A0605, #999A05
Tetradic#9A0599, #9A5105, #059A06

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#71B4FA
Lighter +30%#3F9AF9
Lighter +20%#0E80F7
Lighter +10%#0767CB
Darker −10%#033569
Darker −20%#021C37
Darker −30%#000306
Darker −40%#000000
More saturated +25%#004E9F
Less saturated −25%#194E86

Channel breakdown

R5
G78
B154
Red5 (2%)
Green78 (30.6%)
Blue154 (60.4%)
Hue210.6°
Saturation (HSL)93.71%
Lightness31.18%
Dominant channelBlue
Hex per channelR 05 · G 4E · B 9A

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Every value on this page was computed from “054e9a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.