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Recognised as Colour

#004CE3

  • #004CE3
  • Blue
  • Dark
  • Nearest: Medium slateblue

#004CE3 is a blue with RGB values 0, 76, 227 and HSL 220°, 100%, 45%. It is a dark colour, so white text on it reaches 6.7:1 contrast (AA for normal text). The nearest named colour is Medium slateblue.

Colour values

#004CE3#004CE3
HEX#004CE3
RGBrgb(0, 76, 227)
RGB (0–1)0, 0.298, 0.8902
RGB percentages0%, 29.8%, 89%
HSLhsl(219.9, 100%, 44.5%)
HSV / HSBhsv(219.9, 100%, 89%)
CMYK100%, 66.5%, 0%, 11%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer19,683
CSS custom property--colour: #004CE3;

Brightness & contrast

Relative luminance0.10715WCAG 2.x, 0 is black and 1 is white
Perceived brightness96.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.68:1
Contrast with white6.68:1WCAG normal text: AA
Contrast with black3.14:1WCAG normal text: Fail
Greyscale equivalent#474747
Inverted#FFB31C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0066E8no red cones; affects about 1% of men; ΔE 18.5 from the original
Deuteranopia#0052E0no green cones; the most common form, about 1% of men; ΔE 6.3 from the original
Tritanopia#007691no blue cones; rare, and affects men and women equally; ΔE 83.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.68:1WCAG large text: AAA
Contrast with black, large text3.14:1WCAG large text: AA

Named colours

Medium slateblue · ΔE 20.2Royal blue · ΔE 23.2Slate blue · ΔE 24.3Dark blue · ΔE 28.7Blue violet · ΔE 29.5Navy · ΔE 31.3
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 20.15, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#E39700
Analogous#00BEE3, #2500E3
Triadic#E3004C, #4CE300
Split complementary#E32600, #BDE300
Tetradic#E300BE, #E39700, #00E326

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B0CAFF
Lighter +30%#7DA9FF
Lighter +20%#4A87FF
Lighter +10%#1765FF
Darker −10%#003BB0
Darker −20%#002A7D
Darker −30%#00194A
Darker −40%#000817
More saturated +25%#004CE3
Less saturated −25%#1C55C7

Channel breakdown

R0
G76
B227
Red0 (0%)
Green76 (29.8%)
Blue227 (89%)
Hue219.91°
Saturation (HSL)100%
Lightness44.51%
Dominant channelBlue
Hex per channelR 00 · G 4C · B E3

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Every value on this page was computed from “004ce3” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.