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Recognised as Colour

#398FFA

  • #398FFA
  • Blue
  • Dark
  • Nearest: Dodgerblue

#398FFA is a blue with RGB values 57, 143, 250 and HSL 213°, 95%, 60%. It is a dark colour, so black text on it reaches 6.5:1 contrast (AA for normal text). The nearest named colour is Dodgerblue.

Colour values

#398FFA#398FFA
HEX#398FFA
RGBrgb(57, 143, 250)
RGB (0–1)0.2235, 0.5608, 0.9804
RGB percentages22.4%, 56.1%, 98%
HSLhsl(213.3, 95.1%, 60.2%)
HSV / HSBhsv(213.3, 77.2%, 98%)
CMYK77.2%, 42.8%, 0%, 2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,772,410
CSS custom property--colour: #398FFA;

Brightness & contrast

Relative luminance0.27417WCAG 2.x, 0 is black and 1 is white
Perceived brightness141.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.48:1
Contrast with white3.24:1WCAG normal text: Fail
Contrast with black6.48:1WCAG normal text: AA
Greyscale equivalent#848484
Inverted#C67005

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5998FEno red cones; affects about 1% of men; ΔE 5.4 from the original
Deuteranopia#3387F8no green cones; the most common form, about 1% of men; ΔE 5.2 from the original
Tritanopia#00A8B8no blue cones; rare, and affects men and women equally; ΔE 58.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.24:1WCAG large text: AA
Contrast with black, large text6.48:1WCAG large text: AAA

Named colours

Dodgerblue · ΔE 2.9Cornflower blue · ΔE 11.7Royal blue · ΔE 19.8Medium purple · ΔE 28.3Slate blue · ΔE 29Medium slateblue · ΔE 31.4
Nearest named CSS colourDodgerblue (#1E90FF)ΔE 2.88, a close match
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FAA439
Analogous#39EFFA, #4439FA
Triadic#FA398F, #8FFA39
Split complementary#FA4439, #EFFA39
Tetradic#FA39EF, #FAA439, #39FA44

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#CEE3FE
Lighter +20%#9CC7FD
Lighter +10%#6BABFB
Darker −10%#0773F9
Darker −20%#055CC8
Darker −30%#044596
Darker −40%#032E64
More saturated +25%#348EFF
Less saturated −25%#5292E1

Channel breakdown

R57
G143
B250
Red57 (22.4%)
Green143 (56.1%)
Blue250 (98%)
Hue213.26°
Saturation (HSL)95.07%
Lightness60.2%
Dominant channelBlue
Hex per channelR 39 · G 8F · B FA

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Every value on this page was computed from “398ffa” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.