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Recognised as Colour

#408FC5

  • #408FC5
  • Blue
  • Dark
  • Nearest: Steel blue

#408FC5 is a blue with RGB values 64, 143, 197 and HSL 204°, 53%, 51%. It is a dark colour, so black text on it reaches 6:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#408FC5#408FC5
HEX#408FC5
RGBrgb(64, 143, 197)
RGB (0–1)0.251, 0.5608, 0.7725
RGB percentages25.1%, 56.1%, 77.3%
HSLhsl(204.4, 53.4%, 51.2%)
HSV / HSBhsv(204.4, 67.5%, 77.3%)
CMYK67.5%, 27.4%, 0%, 22.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,231,109
CSS custom property--colour: #408FC5;

Brightness & contrast

Relative luminance0.24766WCAG 2.x, 0 is black and 1 is white
Perceived brightness132.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.95:1
Contrast with white3.53:1WCAG normal text: Fail
Contrast with black5.95:1WCAG normal text: AA
Greyscale equivalent#828282
Inverted#BF703A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7690C7no red cones; affects about 1% of men; ΔE 12.8 from the original
Deuteranopia#6483C4no green cones; the most common form, about 1% of men; ΔE 14.3 from the original
Tritanopia#009CA2no blue cones; rare, and affects men and women equally; ΔE 33 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.53:1WCAG large text: AA
Contrast with black, large text5.95:1WCAG large text: AAA

Named colours

Steel blue · ΔE 6Deep skyblue · ΔE 20.4Cornflower blue · ΔE 22.2Light skyblue · ΔE 24.1Light slate grey · ΔE 24.4Slate grey · ΔE 25.3
Nearest named CSS colourSteel blue (#4682B4)ΔE 5.96, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C57640
Analogous#40C5B8, #404DC5
Triadic#C5408F, #8FC540
Split complementary#C5404D, #C5B840
Tetradic#B840C5, #C57640, #4DC540

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DCEBF5
Lighter +30%#B5D4E9
Lighter +20%#8EBDDD
Lighter +10%#67A6D1
Darker −10%#3174A1
Darker −20%#25577A
Darker −30%#193B53
Darker −40%#0D1F2C
More saturated +25%#2195E4
Less saturated −25%#5F89A6

Channel breakdown

R64
G143
B197
Red64 (25.1%)
Green143 (56.1%)
Blue197 (77.3%)
Hue204.36°
Saturation (HSL)53.41%
Lightness51.18%
Dominant channelBlue
Hex per channelR 40 · G 8F · B C5

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Every value on this page was computed from “408fc5” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.