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Recognised as Colour

#408AF8

  • #408AF8
  • Blue
  • Dark
  • Nearest: Dodgerblue

#408AF8 is a blue with RGB values 64, 138, 248 and HSL 216°, 93%, 61%. It is a dark colour, so black text on it reaches 6.2:1 contrast (AA for normal text). The nearest named colour is Dodgerblue.

Colour values

#408AF8#408AF8
HEX#408AF8
RGBrgb(64, 138, 248)
RGB (0–1)0.251, 0.5412, 0.9725
RGB percentages25.1%, 54.1%, 97.3%
HSLhsl(215.9, 92.9%, 61.2%)
HSV / HSBhsv(215.9, 74.2%, 97.3%)
CMYK74.2%, 44.4%, 0%, 2.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,229,880
CSS custom property--colour: #408AF8;

Brightness & contrast

Relative luminance0.26044WCAG 2.x, 0 is black and 1 is white
Perceived brightness139.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.21:1
Contrast with white3.38:1WCAG normal text: Fail
Contrast with black6.21:1WCAG normal text: AA
Greyscale equivalent#828282
Inverted#BF7507

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5195FCno red cones; affects about 1% of men; ΔE 6.2 from the original
Deuteranopia#2A84F6no green cones; the most common form, about 1% of men; ΔE 3.6 from the original
Tritanopia#00A4B5no blue cones; rare, and affects men and women equally; ΔE 60.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.38:1WCAG large text: AA
Contrast with black, large text6.21:1WCAG large text: AAA

Named colours

Dodgerblue · ΔE 4.6Cornflower blue · ΔE 13.7Royal blue · ΔE 16.4Medium purple · ΔE 25.8Slate blue · ΔE 25.8Medium slateblue · ΔE 28
Nearest named CSS colourDodgerblue (#1E90FF)ΔE 4.57, a close match
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#F8AE40
Analogous#40E6F8, #5240F8
Triadic#F8408A, #8AF840
Split complementary#F85240, #E6F840
Tetradic#F840E6, #F8AE40, #40F852

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#D4E4FD
Lighter +20%#A2C6FC
Lighter +10%#71A8FA
Darker −10%#0F6CF6
Darker −20%#0756CB
Darker −30%#064199
Darker −40%#042C68
More saturated +25%#3989FF
Less saturated −25%#598FDF

Channel breakdown

R64
G138
B248
Red64 (25.1%)
Green138 (54.1%)
Blue248 (97.3%)
Hue215.87°
Saturation (HSL)92.93%
Lightness61.18%
Dominant channelBlue
Hex per channelR 40 · G 8A · B F8

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Every value on this page was computed from “408af8” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.