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Colour

#4059D7

  • #4059D7
  • Blue
  • Dark
  • Nearest: Royal blue

#4059D7 is a blue with RGB values 64, 89, 215 and HSL 230°, 65%, 55%. It is a dark colour, so white text on it reaches 5.8:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#4059D7#4059D7
HEX#4059D7
RGBrgb(64, 89, 215)
RGB (0–1)0.251, 0.349, 0.8431
RGB percentages25.1%, 34.9%, 84.3%
HSLhsl(230.1, 65.4%, 54.7%)
HSV / HSBhsv(230.1, 70.2%, 84.3%)
CMYK70.2%, 58.6%, 0%, 15.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,217,303
CSS custom property--colour: #4059D7;

Brightness & contrast

Relative luminance0.13141WCAG 2.x, 0 is black and 1 is white
Perceived brightness105.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.79:1
Contrast with white5.79:1WCAG normal text: AA
Contrast with black3.63:1WCAG normal text: Fail
Greyscale equivalent#5D5D5D
Inverted#BFA628

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#006DDBno red cones; affects about 1% of men; ΔE 17 from the original
Deuteranopia#005FD5no green cones; the most common form, about 1% of men; ΔE 9.3 from the original
Tritanopia#00788Fno blue cones; rare, and affects men and women equally; ΔE 70.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.79:1WCAG large text: AAA
Contrast with black, large text3.63:1WCAG large text: AA

Named colours

Royal blue · ΔE 8.3Slate blue · ΔE 10.5Medium slateblue · ΔE 12.6Medium purple · ΔE 21.5Rebecca purple · ΔE 24.9Dodgerblue · ΔE 28.3
Nearest named CSS colourRoyal blue (#4169E1)ΔE 8.33, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D7BE40
Analogous#40A5D7, #7240D7
Triadic#D74059, #59D740
Split complementary#D77340, #A5D740
Tetradic#D740A5, #D7BE40, #40D772

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E9ECFA
Lighter +30%#BFC7F1
Lighter +20%#94A2E9
Lighter +10%#6A7EE0
Darker −10%#2740BD
Darker −20%#1F3292
Darker −30%#162368
Darker −40%#0D153E
More saturated +25%#2346F4
Less saturated −25%#5D6CBA

Channel breakdown

R64
G89
B215
Red64 (25.1%)
Green89 (34.9%)
Blue215 (84.3%)
Hue230.07°
Saturation (HSL)65.37%
Lightness54.71%
Dominant channelBlue
Hex per channelR 40 · G 59 · B D7

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Every value on this page was computed from “4059d7” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.