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Recognised as Colour

#6171D3

  • #6171D3
  • Blue
  • Dark
  • Nearest: Royal blue

#6171D3 is a blue with RGB values 97, 113, 211 and HSL 232°, 56%, 60%. It is a dark colour, so black text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#6171D3#6171D3
HEX#6171D3
RGBrgb(97, 113, 211)
RGB (0–1)0.3804, 0.4431, 0.8275
RGB percentages38%, 44.3%, 82.7%
HSLhsl(231.6, 56.4%, 60.4%)
HSV / HSBhsv(231.6, 54%, 82.7%)
CMYK54%, 46.4%, 0%, 17.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,386,131
CSS custom property--colour: #6171D3;

Brightness & contrast

Relative luminance0.19055WCAG 2.x, 0 is black and 1 is white
Perceived brightness124 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.81:1
Contrast with white4.37:1WCAG normal text: Fail
Contrast with black4.81:1WCAG normal text: AA
Greyscale equivalent#757575
Inverted#9E8E2C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#447ED7no red cones; affects about 1% of men; ΔE 12.2 from the original
Deuteranopia#3674D1no green cones; the most common form, about 1% of men; ΔE 10.1 from the original
Tritanopia#288798no blue cones; rare, and affects men and women equally; ΔE 56 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.37:1WCAG large text: AA
Contrast with black, large text4.81:1WCAG large text: AAA

Named colours

Royal blue · ΔE 13.7Medium purple · ΔE 15.6Slate blue · ΔE 15.9Cornflower blue · ΔE 17.2Dodgerblue · ΔE 18.4Dark slateblue · ΔE 22.9
Nearest named CSS colourRoyal blue (#4169E1)ΔE 13.73, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D3C361
Analogous#61AAD3, #8A61D3
Triadic#D36171, #71D361
Split complementary#D38A61, #AAD361
Tetradic#D361AA, #D3C361, #61D38A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#D9DDF4
Lighter +20%#B1B9E9
Lighter +10%#8995DE
Darker −10%#394DC8
Darker −20%#2D3DA1
Darker −30%#222E79
Darker −40%#171F51
More saturated +25%#485FEC
Less saturated −25%#7A83BA

Channel breakdown

R97
G113
B211
Red97 (38%)
Green113 (44.3%)
Blue211 (82.7%)
Hue231.58°
Saturation (HSL)56.44%
Lightness60.39%
Dominant channelBlue
Hex per channelR 61 · G 71 · B D3

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Every value on this page was computed from “6171d3” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.