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Recognised as Colour

#409CFA

  • #409CFA
  • Blue
  • Dark
  • Nearest: Cornflower blue

#409CFA is a blue with RGB values 64, 156, 250 and HSL 210°, 95%, 62%. It is a dark colour, so black text on it reaches 7.4:1 contrast (AAA for normal text). The nearest named colour is Cornflower blue.

Colour values

#409CFA#409CFA
HEX#409CFA
RGBrgb(64, 156, 250)
RGB (0–1)0.251, 0.6118, 0.9804
RGB percentages25.1%, 61.2%, 98%
HSLhsl(210.3, 94.9%, 61.6%)
HSV / HSBhsv(210.3, 74.4%, 98%)
CMYK74.4%, 37.6%, 0%, 2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,234,490
CSS custom property--colour: #409CFA;

Brightness & contrast

Relative luminance0.31769WCAG 2.x, 0 is black and 1 is white
Perceived brightness150.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.35:1
Contrast with white2.86:1WCAG normal text: Fail
Contrast with black7.35:1WCAG normal text: AAA
Greyscale equivalent#8F8F8F
Inverted#BF6305

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#70A2FEno red cones; affects about 1% of men; ΔE 7.7 from the original
Deuteranopia#5391F8no green cones; the most common form, about 1% of men; ΔE 9.2 from the original
Tritanopia#00B2BFno blue cones; rare, and affects men and women equally; ΔE 52.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.86:1WCAG large text: Fail
Contrast with black, large text7.35:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 7.6Dodgerblue · ΔE 11.3Steel blue · ΔE 26.1Deep skyblue · ΔE 26.5Royal blue · ΔE 29.1Medium purple · ΔE 34.2
Nearest named CSS colourCornflower blue (#6495ED)ΔE 7.65, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FA9E40
Analogous#40F9FA, #4140FA
Triadic#FA409C, #9CFA40
Split complementary#FA4140, #F9FA40
Tetradic#FA40F9, #FA9E40, #40FA41

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#D5E9FE
Lighter +20%#A3D0FD
Lighter +10%#72B6FB
Darker −10%#0E82F9
Darker −20%#0569CF
Darker −30%#04509D
Darker −40%#03366B
More saturated +25%#3B9CFF
Less saturated −25%#599CE2

Channel breakdown

R64
G156
B250
Red64 (25.1%)
Green156 (61.2%)
Blue250 (98%)
Hue210.32°
Saturation (HSL)94.9%
Lightness61.57%
Dominant channelBlue
Hex per channelR 40 · G 9C · B FA

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Every value on this page was computed from “409cfa” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.