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Colour

#004FE1

  • #004FE1
  • Blue
  • Dark
  • Nearest: Medium slateblue

#004FE1 is a blue with RGB values 0, 79, 225 and HSL 219°, 100%, 44%. It is a dark colour, so white text on it reaches 6.6:1 contrast (AA for normal text). The nearest named colour is Medium slateblue.

Colour values

#004FE1#004FE1
HEX#004FE1
RGBrgb(0, 79, 225)
RGB (0–1)0, 0.3098, 0.8824
RGB percentages0%, 31%, 88.2%
HSLhsl(218.9, 100%, 44.1%)
HSV / HSBhsv(218.9, 100%, 88.2%)
CMYK100%, 64.9%, 0%, 11.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer20,449
CSS custom property--colour: #004FE1;

Brightness & contrast

Relative luminance0.11028WCAG 2.x, 0 is black and 1 is white
Perceived brightness97.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.55:1
Contrast with white6.55:1WCAG normal text: AA
Contrast with black3.21:1WCAG normal text: Fail
Greyscale equivalent#494949
Inverted#FFB01E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0067E6no red cones; affects about 1% of men; ΔE 17 from the original
Deuteranopia#0054DEno green cones; the most common form, about 1% of men; ΔE 5.5 from the original
Tritanopia#007791no blue cones; rare, and affects men and women equally; ΔE 80.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.55:1WCAG large text: AAA
Contrast with black, large text3.21:1WCAG large text: AA

Named colours

Medium slateblue · ΔE 18.5Royal blue · ΔE 20Slate blue · ΔE 21.9Dark blue · ΔE 29.4Navy · ΔE 31.4Blue violet · ΔE 31.7
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 18.48, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#E19200
Analogous#00BFE1, #2200E1
Triadic#E1004F, #4FE100
Split complementary#E12200, #C0E100
Tetradic#E100BF, #E19200, #00E122

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#AECAFF
Lighter +30%#7BA9FF
Lighter +20%#4888FF
Lighter +10%#1567FF
Darker −10%#003DAE
Darker −20%#002B7B
Darker −30%#001948
Darker −40%#000715
More saturated +25%#004FE1
Less saturated −25%#1C57C5

Channel breakdown

R0
G79
B225
Red0 (0%)
Green79 (31%)
Blue225 (88.2%)
Hue218.93°
Saturation (HSL)100%
Lightness44.12%
Dominant channelBlue
Hex per channelR 00 · G 4F · B E1

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Every value on this page was computed from “004fe1” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.