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Recognised as Colour

#045BDC

  • #045BDC
  • Blue
  • Dark
  • Nearest: Royal blue

#045BDC is a blue with RGB values 4, 91, 220 and HSL 216°, 96%, 44%. It is a dark colour, so white text on it reaches 5.9:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#045BDC#045BDC
HEX#045BDC
RGBrgb(4, 91, 220)
RGB (0–1)0.0157, 0.3569, 0.8627
RGB percentages1.6%, 35.7%, 86.3%
HSLhsl(215.8, 96.4%, 43.9%)
HSV / HSBhsv(215.8, 98.2%, 86.3%)
CMYK98.2%, 58.6%, 0%, 13.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer285,660
CSS custom property--colour: #045BDC;

Brightness & contrast

Relative luminance0.12675WCAG 2.x, 0 is black and 1 is white
Perceived brightness101.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.94:1
Contrast with white5.94:1WCAG normal text: AA
Contrast with black3.54:1WCAG normal text: Fail
Greyscale equivalent#525252
Inverted#FBA423

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#006DE0no red cones; affects about 1% of men; ΔE 12.9 from the original
Deuteranopia#005BDAno green cones; the most common form, about 1% of men; ΔE 1.2 from the original
Tritanopia#007C93no blue cones; rare, and affects men and women equally; ΔE 71 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.94:1WCAG large text: AAA
Contrast with black, large text3.54:1WCAG large text: AA

Named colours

Royal blue · ΔE 8.8Slate blue · ΔE 15.8Medium slateblue · ΔE 16.8Medium purple · ΔE 26.2Dodgerblue · ΔE 26.8Rebecca purple · ΔE 29.6
Nearest named CSS colourRoyal blue (#4169E1)ΔE 8.8, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DC8504
Analogous#04C7DC, #1904DC
Triadic#DC045B, #5BDC04
Split complementary#DC1904, #C7DC04
Tetradic#DC04C7, #DC8504, #04DC19

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#AECEFE
Lighter +30%#7CB0FD
Lighter +20%#4A92FC
Lighter +10%#1873FB
Darker −10%#0346AA
Darker −20%#023278
Darker −30%#011D46
Darker −40%#000814
More saturated +25%#005AE0
Less saturated −25%#2060C0

Channel breakdown

R4
G91
B220
Red4 (1.6%)
Green91 (35.7%)
Blue220 (86.3%)
Hue215.83°
Saturation (HSL)96.43%
Lightness43.92%
Dominant channelBlue
Hex per channelR 04 · G 5B · B DC

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Every value on this page was computed from “045bdc” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.