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Recognised as Colour

#3B8BE4

  • #3B8BE4
  • Blue
  • Dark
  • Nearest: Cornflower blue

#3B8BE4 is a blue with RGB values 59, 139, 228 and HSL 212°, 76%, 56%. It is a dark colour, so black text on it reaches 6:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#3B8BE4#3B8BE4
HEX#3B8BE4
RGBrgb(59, 139, 228)
RGB (0–1)0.2314, 0.5451, 0.8941
RGB percentages23.1%, 54.5%, 89.4%
HSLhsl(211.6, 75.8%, 56.3%)
HSV / HSBhsv(211.6, 74.1%, 89.4%)
CMYK74.1%, 39%, 0%, 10.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,902,436
CSS custom property--colour: #3B8BE4;

Brightness & contrast

Relative luminance0.24996WCAG 2.x, 0 is black and 1 is white
Perceived brightness135.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6:1
Contrast with white3.5:1WCAG normal text: Fail
Contrast with black6:1WCAG normal text: AA
Greyscale equivalent#808080
Inverted#C4741B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6191E8no red cones; affects about 1% of men; ΔE 6.1 from the original
Deuteranopia#4682E2no green cones; the most common form, about 1% of men; ΔE 7.1 from the original
Tritanopia#00A0ACno blue cones; rare, and affects men and women equally; ΔE 50.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.5:1WCAG large text: AA
Contrast with black, large text6:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 6.8Dodgerblue · ΔE 12.3Steel blue · ΔE 22.6Royal blue · ΔE 26.2Deep skyblue · ΔE 29.5Medium purple · ΔE 31.4
Nearest named CSS colourCornflower blue (#6495ED)ΔE 6.77, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#E4943B
Analogous#3BDFE4, #403BE4
Triadic#E43B8B, #8BE43B
Split complementary#E4403B, #DFE43B
Tetradic#E43BDF, #E4943B, #3BE440

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#EEF5FD
Lighter +30%#C1DBF7
Lighter +20%#95C0F0
Lighter +10%#68A6EA
Darker −10%#1D71CF
Darker −20%#1659A3
Darker −30%#104076
Darker −40%#0A2849
More saturated +25%#208AFF
Less saturated −25%#578CC8

Channel breakdown

R59
G139
B228
Red59 (23.1%)
Green139 (54.5%)
Blue228 (89.4%)
Hue211.6°
Saturation (HSL)75.78%
Lightness56.27%
Dominant channelBlue
Hex per channelR 3B · G 8B · B E4

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Every value on this page was computed from “3b8be4” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.