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Recognised as Colour

#004CF9

  • #004CF9
  • Blue
  • Dark
  • Nearest: Medium blue

#004CF9 is a blue with RGB values 0, 76, 249 and HSL 222°, 100%, 49%. It is a dark colour, so white text on it reaches 6.2:1 contrast (AA for normal text). The nearest named colour is Medium blue.

Colour values

#004CF9#004CF9
HEX#004CF9
RGBrgb(0, 76, 249)
RGB (0–1)0, 0.298, 0.9765
RGB percentages0%, 29.8%, 97.6%
HSLhsl(221.7, 100%, 48.8%)
HSV / HSBhsv(221.7, 100%, 97.6%)
CMYK100%, 69.5%, 0%, 2.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer19,705
CSS custom property--colour: #004CF9;

Brightness & contrast

Relative luminance0.12008WCAG 2.x, 0 is black and 1 is white
Perceived brightness102.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.17:1
Contrast with white6.17:1WCAG normal text: AA
Contrast with black3.4:1WCAG normal text: Fail
Greyscale equivalent#484848
Inverted#FFB306

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#006CFEno red cones; affects about 1% of men; ΔE 22.5 from the original
Deuteranopia#0056F6no green cones; the most common form, about 1% of men; ΔE 9 from the original
Tritanopia#007E9Dno blue cones; rare, and affects men and women equally; ΔE 93.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.17:1WCAG large text: AAA
Contrast with black, large text3.4:1WCAG large text: AA

Named colours

Medium blue · ΔE 24.4Blue violet · ΔE 25.5Medium slateblue · ΔE 27.8Dark violet · ΔE 33.4Dark orchid · ΔE 33.7Dark blue · ΔE 33.8
Nearest named CSS colourMedium blue (#0000CD)ΔE 24.36, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#F9AD00
Analogous#00C9F9, #3000F9
Triadic#F9004C, #4CF900
Split complementary#F93000, #C9F900
Tetradic#F900C9, #F9AD00, #00F930

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C6D7FF
Lighter +30%#93B4FF
Lighter +20%#6091FF
Lighter +10%#2D6DFF
Darker −10%#003CC6
Darker −20%#002D93
Darker −30%#001D60
Darker −40%#000E2D
More saturated +25%#004CF9
Less saturated −25%#1F58DA

Channel breakdown

R0
G76
B249
Red0 (0%)
Green76 (29.8%)
Blue249 (97.6%)
Hue221.69°
Saturation (HSL)100%
Lightness48.82%
Dominant channelBlue
Hex per channelR 00 · G 4C · B F9

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Every value on this page was computed from “004cf9” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.