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Colour

#408ECF

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

#408ECF is a blue with RGB values 64, 142, 207 and HSL 207°, 60%, 53%. 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

#408ECF#408ECF
HEX#408ECF
RGBrgb(64, 142, 207)
RGB (0–1)0.251, 0.5569, 0.8118
RGB percentages25.1%, 55.7%, 81.2%
HSLhsl(207.3, 59.8%, 53.1%)
HSV / HSBhsv(207.3, 69.1%, 81.2%)
CMYK69.1%, 31.4%, 0%, 18.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,230,863
CSS custom property--colour: #408ECF;

Brightness & contrast

Relative luminance0.24941WCAG 2.x, 0 is black and 1 is white
Perceived brightness134 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.99:1
Contrast with white3.51:1WCAG normal text: Fail
Contrast with black5.99:1WCAG normal text: AA
Greyscale equivalent#828282
Inverted#BF7130

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7190D2no red cones; affects about 1% of men; ΔE 10.6 from the original
Deuteranopia#5D83CEno green cones; the most common form, about 1% of men; ΔE 11.9 from the original
Tritanopia#009EA5no blue cones; rare, and affects men and women equally; ΔE 39.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.51:1WCAG large text: AA
Contrast with black, large text5.99:1WCAG large text: AAA

Named colours

Steel blue · ΔE 9.5Cornflower blue · ΔE 15.9Deep skyblue · ΔE 21.5Dodgerblue · ΔE 26.4Light skyblue · ΔE 26.8Light slate grey · ΔE 29.4
Nearest named CSS colourSteel blue (#4682B4)ΔE 9.48, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CF8140
Analogous#40CFC8, #4047CF
Triadic#CF408E, #8ECF40
Split complementary#CF4047, #CFC840
Tetradic#C840CF, #CF8140, #47CF40

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E3EEF8
Lighter +30%#BAD6EE
Lighter +20%#92BEE3
Lighter +10%#69A6D9
Darker −10%#2C74B0
Darker −20%#225987
Darker −30%#183E5E
Darker −40%#0D2336
More saturated +25%#2291ED
Less saturated −25%#5E8BB1

Channel breakdown

R64
G142
B207
Red64 (25.1%)
Green142 (55.7%)
Blue207 (81.2%)
Hue207.27°
Saturation (HSL)59.83%
Lightness53.14%
Dominant channelBlue
Hex per channelR 40 · G 8E · B CF

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