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Recognised as Colour

#4155C3

  • #4155C3
  • Blue
  • Dark
  • Nearest: Royal blue

#4155C3 is a blue with RGB values 65, 85, 195 and HSL 231°, 52%, 51%. It is a dark colour, so white text on it reaches 6.3:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#4155C3#4155C3
HEX#4155C3
RGBrgb(65, 85, 195)
RGB (0–1)0.2549, 0.3333, 0.7647
RGB percentages25.5%, 33.3%, 76.5%
HSLhsl(230.8, 52%, 51%)
HSV / HSBhsv(230.8, 66.7%, 76.5%)
CMYK66.7%, 56.4%, 0%, 23.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,281,795
CSS custom property--colour: #4155C3;

Brightness & contrast

Relative luminance0.11561WCAG 2.x, 0 is black and 1 is white
Perceived brightness99.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.34:1
Contrast with white6.34:1WCAG normal text: AA
Contrast with black3.31:1WCAG normal text: Fail
Greyscale equivalent#595959
Inverted#BEAA3C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0066C7no red cones; affects about 1% of men; ΔE 15.6 from the original
Deuteranopia#005AC1no green cones; the most common form, about 1% of men; ΔE 9.6 from the original
Tritanopia#007084no blue cones; rare, and affects men and women equally; ΔE 63 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.34:1WCAG large text: AAA
Contrast with black, large text3.31:1WCAG large text: AA

Named colours

Royal blue · ΔE 9.3Slate blue · ΔE 9.4Medium slateblue · ΔE 18.1Medium purple · ΔE 19.5Dark slateblue · ΔE 20.4Rebecca purple · ΔE 20.9
Nearest named CSS colourRoyal blue (#4169E1)ΔE 9.27, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C3AF41
Analogous#4196C3, #6E41C3
Triadic#C34155, #55C341
Split complementary#C36E41, #96C341
Tetradic#C34196, #C3AF41, #41C36E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DCE0F4
Lighter +30%#B5BDE8
Lighter +20%#8F9ADB
Lighter +10%#6878CF
Darker −10%#32439F
Darker −20%#263378
Darker −30%#1A2251
Darker −40%#0D122B
More saturated +25%#223FE2
Less saturated −25%#606BA4

Channel breakdown

R65
G85
B195
Red65 (25.5%)
Green85 (33.3%)
Blue195 (76.5%)
Hue230.77°
Saturation (HSL)52%
Lightness50.98%
Dominant channelBlue
Hex per channelR 41 · G 55 · B C3

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Every value on this page was computed from “4155c3” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.