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Colour

#004FEB

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

#004FEB is a blue with RGB values 0, 79, 235 and HSL 220°, 100%, 46%. It is a dark colour, so white text on it reaches 6.3:1 contrast (AA for normal text). The nearest named colour is Medium slateblue.

Colour values

#004FEB#004FEB
HEX#004FEB
RGBrgb(0, 79, 235)
RGB (0–1)0, 0.3098, 0.9216
RGB percentages0%, 31%, 92.2%
HSLhsl(219.8, 100%, 46.1%)
HSV / HSBhsv(219.8, 100%, 92.2%)
CMYK100%, 66.4%, 0%, 7.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer20,459
CSS custom property--colour: #004FEB;

Brightness & contrast

Relative luminance0.1159WCAG 2.x, 0 is black and 1 is white
Perceived brightness99.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.33:1
Contrast with white6.33:1WCAG normal text: AA
Contrast with black3.32:1WCAG normal text: Fail
Greyscale equivalent#494949
Inverted#FFB014

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#006AF0no red cones; affects about 1% of men; ΔE 19.2 from the original
Deuteranopia#0056E8no green cones; the most common form, about 1% of men; ΔE 7 from the original
Tritanopia#007A96no blue cones; rare, and affects men and women equally; ΔE 85.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.33:1WCAG large text: AAA
Contrast with black, large text3.32:1WCAG large text: AA

Named colours

Medium slateblue · ΔE 21Royal blue · ΔE 24.9Slate blue · ΔE 26.3Blue violet · ΔE 28.8Dark blue · ΔE 30.6Medium blue · ΔE 30.7
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 21.01, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#EB9C00
Analogous#00C4EB, #2600EB
Triadic#EB004F, #4FEB00
Split complementary#EB2700, #C4EB00
Tetradic#EB00C5, #EB9C00, #00EB27

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B8D0FF
Lighter +30%#85AEFF
Lighter +20%#528CFF
Lighter +10%#1F6AFF
Darker −10%#003EB8
Darker −20%#002D85
Darker −30%#001C52
Darker −40%#000A1F
More saturated +25%#004FEB
Less saturated −25%#1D59CE

Channel breakdown

R0
G79
B235
Red0 (0%)
Green79 (31%)
Blue235 (92.2%)
Hue219.83°
Saturation (HSL)100%
Lightness46.08%
Dominant channelBlue
Hex per channelR 00 · G 4F · B EB

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