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Recognised as Colour

#042BE2

  • #042BE2
  • Blue
  • Dark
  • Nearest: Medium blue

#042BE2 is a blue with RGB values 4, 43, 226 and HSL 229°, 97%, 45%. It is a dark colour, so white text on it reaches 8.6:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#042BE2#042BE2
HEX#042BE2
RGBrgb(4, 43, 226)
RGB (0–1)0.0157, 0.1686, 0.8863
RGB percentages1.6%, 16.9%, 88.6%
HSLhsl(229.5, 96.5%, 45.1%)
HSV / HSBhsv(229.5, 98.2%, 88.6%)
CMYK98.2%, 81%, 0%, 11.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer273,378
CSS custom property--colour: #042BE2;

Brightness & contrast

Relative luminance0.07245WCAG 2.x, 0 is black and 1 is white
Perceived brightness83.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.58:1
Contrast with white8.58:1WCAG normal text: AAA
Contrast with black2.45:1WCAG normal text: Fail
Greyscale equivalent#303030
Inverted#FBD41D

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0057E7no red cones; affects about 1% of men; ΔE 29.1 from the original
Deuteranopia#0041DFno green cones; the most common form, about 1% of men; ΔE 15.9 from the original
Tritanopia#006788no blue cones; rare, and affects men and women equally; ΔE 98.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.58:1WCAG large text: AAA
Contrast with black, large text2.45:1WCAG large text: Fail

Named colours

Medium blue · ΔE 10.6Blue violet · ΔE 21.8Blue · ΔE 25.6Dark violet · ΔE 27.8Dark blue · ΔE 30.1Dark orchid · ΔE 33.6
Nearest named CSS colourMedium blue (#0000CD)ΔE 10.59, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#E2BB04
Analogous#049AE2, #4C04E2
Triadic#E2042B, #2BE204
Split complementary#E24C04, #9AE204
Tetradic#E2049A, #E2BB04, #04E24C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B4C1FE
Lighter +30%#8298FD
Lighter +20%#506EFC
Lighter +10%#1E45FB
Darker −10%#0321B0
Darker −20%#02187E
Darker −30%#010E4C
Darker −40%#00051A
More saturated +25%#0028E6
Less saturated −25%#213EC5

Channel breakdown

R4
G43
B226
Red4 (1.6%)
Green43 (16.9%)
Blue226 (88.6%)
Hue229.46°
Saturation (HSL)96.52%
Lightness45.1%
Dominant channelBlue
Hex per channelR 04 · G 2B · B E2

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Every value on this page was computed from “042be2” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.