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Recognised as Colour

#0356FB

  • #0356FB
  • Blue
  • Dark
  • Nearest: Medium slateblue

#0356FB is a blue with RGB values 3, 86, 251 and HSL 220°, 98%, 50%. It is a dark colour, so white text on it reaches 5.6:1 contrast (AA for normal text). The nearest named colour is Medium slateblue.

Colour values

#0356FB#0356FB
HEX#0356FB
RGBrgb(3, 86, 251)
RGB (0–1)0.0118, 0.3373, 0.9843
RGB percentages1.2%, 33.7%, 98.4%
HSLhsl(219.9, 97.6%, 49.8%)
HSV / HSBhsv(219.9, 98.8%, 98.4%)
CMYK98.8%, 65.7%, 0%, 1.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer218,875
CSS custom property--colour: #0356FB;

Brightness & contrast

Relative luminance0.1364WCAG 2.x, 0 is black and 1 is white
Perceived brightness107.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.63:1
Contrast with white5.63:1WCAG normal text: AA
Contrast with black3.73:1WCAG normal text: Fail
Greyscale equivalent#505050
Inverted#FCA904

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0072FFno red cones; affects about 1% of men; ΔE 20.2 from the original
Deuteranopia#005DF8no green cones; the most common form, about 1% of men; ΔE 6.9 from the original
Tritanopia#0084A1no blue cones; rare, and affects men and women equally; ΔE 89.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.63:1WCAG large text: AAA
Contrast with black, large text3.73:1WCAG large text: AA

Named colours

Medium slateblue · ΔE 23.1Royal blue · ΔE 28Blue violet · ΔE 28.7Slate blue · ΔE 30Medium blue · ΔE 30.3Dark orchid · ΔE 34.1
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 23.05, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FBA803
Analogous#03D2FB, #2C03FB
Triadic#FB0356, #56FB03
Split complementary#FB2C03, #D2FB03
Tetradic#FB03D2, #FBA803, #03FB2C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CCDDFE
Lighter +30%#99BBFE
Lighter +20%#6799FD
Lighter +10%#3477FD
Darker −10%#0245C9
Darker −20%#023396
Darker −30%#012264
Darker −40%#011131
More saturated +25%#0055FE
Less saturated −25%#2360DB

Channel breakdown

R3
G86
B251
Red3 (1.2%)
Green86 (33.7%)
Blue251 (98.4%)
Hue219.92°
Saturation (HSL)97.64%
Lightness49.8%
Dominant channelBlue
Hex per channelR 03 · G 56 · B FB

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Every value on this page was computed from “0356fb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.