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Colour

#3D55FF

  • #3D55FF
  • Blue
  • Dark
  • Nearest: Medium slateblue

#3D55FF is a blue with RGB values 61, 85, 255 and HSL 233°, 100%, 62%. It is a dark colour, so white text on it reaches 5.3:1 contrast (AA for normal text). The nearest named colour is Medium slateblue.

Colour values

#3D55FF#3D55FF
HEX#3D55FF
RGBrgb(61, 85, 255)
RGB (0–1)0.2392, 0.3333, 1
RGB percentages23.9%, 33.3%, 100%
HSLhsl(232.6, 100%, 62%)
HSV / HSBhsv(232.6, 76.1%, 100%)
CMYK76.1%, 66.7%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,019,711
CSS custom property--colour: #3D55FF;

Brightness & contrast

Relative luminance0.14709WCAG 2.x, 0 is black and 1 is white
Perceived brightness113 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.33:1
Contrast with white5.33:1WCAG normal text: AA
Contrast with black3.94:1WCAG normal text: Fail
Greyscale equivalent#5C5C5C
Inverted#C2AA00

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0074FFno red cones; affects about 1% of men; ΔE 25.3 from the original
Deuteranopia#0062FCno green cones; the most common form, about 1% of men; ΔE 12.8 from the original
Tritanopia#0083A3no blue cones; rare, and affects men and women equally; ΔE 90.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.33:1WCAG large text: AAA
Contrast with black, large text3.94:1WCAG large text: AA

Named colours

Medium slateblue · ΔE 23.3Blue violet · ΔE 24.4Medium blue · ΔE 27.9Royal blue · ΔE 30.8Dark orchid · ΔE 31.1Slate blue · ΔE 31.2
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 23.33, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FFE73D
Analogous#3DB6FF, #863DFF
Triadic#FF3D55, #55FF3D
Split complementary#FF863D, #B6FF3D
Tetradic#FF3DB6, #FFE73D, #3DFF86

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#D6DBFF
Lighter +20%#A3AEFF
Lighter +10%#7082FF
Darker −10%#0A28FF
Darker −20%#001AD6
Darker −30%#0014A3
Darker −40%#000E70
More saturated +25%#3D55FF
Less saturated −25%#5567E7

Channel breakdown

R61
G85
B255
Red61 (23.9%)
Green85 (33.3%)
Blue255 (100%)
Hue232.58°
Saturation (HSL)100%
Lightness61.96%
Dominant channelBlue
Hex per channelR 3D · G 55 · B FF

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Every value on this page was computed from “3d55ff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.