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Colour

#3554FB

  • #3554FB
  • Blue
  • Dark
  • Nearest: Medium slateblue

#3554FB is a blue with RGB values 53, 84, 251 and HSL 231°, 96%, 60%. It is a dark colour, so white text on it reaches 5.5:1 contrast (AA for normal text). The nearest named colour is Medium slateblue.

Colour values

#3554FB#3554FB
HEX#3554FB
RGBrgb(53, 84, 251)
RGB (0–1)0.2078, 0.3294, 0.9843
RGB percentages20.8%, 32.9%, 98.4%
HSLhsl(230.6, 96.1%, 59.6%)
HSV / HSBhsv(230.6, 78.9%, 98.4%)
CMYK78.9%, 66.5%, 0%, 1.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,495,163
CSS custom property--colour: #3554FB;

Brightness & contrast

Relative luminance0.14063WCAG 2.x, 0 is black and 1 is white
Perceived brightness110.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.51:1
Contrast with white5.51:1WCAG normal text: AA
Contrast with black3.81:1WCAG normal text: Fail
Greyscale equivalent#595959
Inverted#CAAB04

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0072FFno red cones; affects about 1% of men; ΔE 22.5 from the original
Deuteranopia#005FF8no green cones; the most common form, about 1% of men; ΔE 10.9 from the original
Tritanopia#0082A1no blue cones; rare, and affects men and women equally; ΔE 89.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.51:1WCAG large text: AAA
Contrast with black, large text3.81:1WCAG large text: AA

Named colours

Medium slateblue · ΔE 22.5Blue violet · ΔE 25.2Medium blue · ΔE 28.4Royal blue · ΔE 29.4Slate blue · ΔE 30Dark orchid · ΔE 31.2
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 22.55, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FBDC35
Analogous#35B7FB, #7935FB
Triadic#FB3554, #54FB35
Split complementary#FB7935, #B7FB35
Tetradic#FB35B7, #FBDC35, #35FB79

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FDFDFF
Lighter +30%#CBD3FE
Lighter +20%#99A9FD
Lighter +10%#677EFC
Darker −10%#052BF8
Darker −20%#0422C6
Darker −30%#031A94
Darker −40%#021162
More saturated +25%#3151FF
Less saturated −25%#4F66E1

Channel breakdown

R53
G84
B251
Red53 (20.8%)
Green84 (32.9%)
Blue251 (98.4%)
Hue230.61°
Saturation (HSL)96.12%
Lightness59.61%
Dominant channelBlue
Hex per channelR 35 · G 54 · B FB

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Every value on this page was computed from “3554fb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.