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Colour

#398EC6

  • #398EC6
  • Blue
  • Dark
  • Nearest: Steel blue

#398EC6 is a blue with RGB values 57, 142, 198 and HSL 204°, 55%, 50%. It is a dark colour, so black text on it reaches 5.9:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#398EC6#398EC6
HEX#398EC6
RGBrgb(57, 142, 198)
RGB (0–1)0.2235, 0.5569, 0.7765
RGB percentages22.4%, 55.7%, 77.6%
HSLhsl(203.8, 55.3%, 50%)
HSV / HSBhsv(203.8, 71.2%, 77.6%)
CMYK71.2%, 28.3%, 0%, 22.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,772,102
CSS custom property--colour: #398EC6;

Brightness & contrast

Relative luminance0.24293WCAG 2.x, 0 is black and 1 is white
Perceived brightness131.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.86:1
Contrast with white3.58:1WCAG normal text: Fail
Contrast with black5.86:1WCAG normal text: AA
Greyscale equivalent#808080
Inverted#C67139

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#748FC9no red cones; affects about 1% of men; ΔE 13.4 from the original
Deuteranopia#6181C5no green cones; the most common form, about 1% of men; ΔE 15.3 from the original
Tritanopia#009CA1no blue cones; rare, and affects men and women equally; ΔE 34.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.58:1WCAG large text: AA
Contrast with black, large text5.86:1WCAG large text: AAA

Named colours

Steel blue · ΔE 6.5Deep skyblue · ΔE 20.3Cornflower blue · ΔE 21.6Light skyblue · ΔE 24.9Light slate grey · ΔE 25.7Slate grey · ΔE 26.5
Nearest named CSS colourSteel blue (#4682B4)ΔE 6.47, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C67139
Analogous#39C6B8, #3947C6
Triadic#C6398E, #8EC639
Split complementary#C63948, #C6B839
Tetradic#B739C6, #C67139, #47C639

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D7E8F4
Lighter +30%#B0D2E8
Lighter +20%#88BBDD
Lighter +10%#61A5D1
Darker −10%#2E729E
Darker −20%#225577
Darker −30%#17394F
Darker −40%#0B1C28
More saturated +25%#1995E6
Less saturated −25%#5987A6

Channel breakdown

R57
G142
B198
Red57 (22.4%)
Green142 (55.7%)
Blue198 (77.6%)
Hue203.83°
Saturation (HSL)55.29%
Lightness50%
Dominant channelBlue
Hex per channelR 39 · G 8E · B C6

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Every value on this page was computed from “398ec6” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.