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Colour

#004BD3

  • #004BD3
  • Blue
  • Dark
  • Nearest: Royal blue

#004BD3 is a blue with RGB values 0, 75, 211 and HSL 219°, 100%, 41%. It is a dark colour, so white text on it reaches 7.1:1 contrast (AAA for normal text). The nearest named colour is Royal blue.

Colour values

#004BD3#004BD3
HEX#004BD3
RGBrgb(0, 75, 211)
RGB (0–1)0, 0.2941, 0.8275
RGB percentages0%, 29.4%, 82.7%
HSLhsl(218.7, 100%, 41.4%)
HSV / HSBhsv(218.7, 100%, 82.7%)
CMYK100%, 64.5%, 0%, 17.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer19,411
CSS custom property--colour: #004BD3;

Brightness & contrast

Relative luminance0.09735WCAG 2.x, 0 is black and 1 is white
Perceived brightness91.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.13:1
Contrast with white7.13:1WCAG normal text: AAA
Contrast with black2.95:1WCAG normal text: Fail
Greyscale equivalent#454545
Inverted#FFB42C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0061D7no red cones; affects about 1% of men; ΔE 16.1 from the original
Deuteranopia#004FD0no green cones; the most common form, about 1% of men; ΔE 4.8 from the original
Tritanopia#007088no blue cones; rare, and affects men and women equally; ΔE 76 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.13:1WCAG large text: AAA
Contrast with black, large text2.95:1WCAG large text: Fail

Named colours

Royal blue · ΔE 16.8Medium slateblue · ΔE 18.1Slate blue · ΔE 18.5Dark blue · ΔE 27.6Rebecca purple · ΔE 28.5Navy · ΔE 28.8
Nearest named CSS colourRoyal blue (#4169E1)ΔE 16.84, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D38800
Analogous#00B4D3, #1E00D3
Triadic#D3004B, #4BD300
Split complementary#D31E00, #B4D300
Tetradic#D300B5, #D38800, #00D31E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A0C2FF
Lighter +30%#6DA1FF
Lighter +20%#3A80FF
Lighter +10%#075FFF
Darker −10%#0039A0
Darker −20%#00276D
Darker −30%#00153A
Darker −40%#000207
More saturated +25%#004BD3
Less saturated −25%#1A53B9

Channel breakdown

R0
G75
B211
Red0 (0%)
Green75 (29.4%)
Blue211 (82.7%)
Hue218.67°
Saturation (HSL)100%
Lightness41.37%
Dominant channelBlue
Hex per channelR 00 · G 4B · B D3

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Every value on this page was computed from “004bd3” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.