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Colour

#404BAF

  • #404BAF
  • Blue
  • Dark
  • Nearest: Slate blue

#404BAF is a blue with RGB values 64, 75, 175 and HSL 234°, 46%, 47%. It is a dark colour, so white text on it reaches 7.4:1 contrast (AAA for normal text). The nearest named colour is Slate blue.

Colour values

#404BAF#404BAF
HEX#404BAF
RGBrgb(64, 75, 175)
RGB (0–1)0.251, 0.2941, 0.6863
RGB percentages25.1%, 29.4%, 68.6%
HSLhsl(234.1, 46.4%, 46.9%)
HSV / HSBhsv(234.1, 63.4%, 68.6%)
CMYK63.4%, 57.1%, 0%, 31.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,213,679
CSS custom property--colour: #404BAF;

Brightness & contrast

Relative luminance0.09217WCAG 2.x, 0 is black and 1 is white
Perceived brightness89.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.39:1
Contrast with white7.39:1WCAG normal text: AAA
Contrast with black2.84:1WCAG normal text: Fail
Greyscale equivalent#505050
Inverted#BFB450

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#005BB2no red cones; affects about 1% of men; ΔE 16 from the original
Deuteranopia#0051ADno green cones; the most common form, about 1% of men; ΔE 11 from the original
Tritanopia#006375no blue cones; rare, and affects men and women equally; ΔE 58.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text7.39:1WCAG large text: AAA
Contrast with black, large text2.84:1WCAG large text: Fail

Named colours

Slate blue · ΔE 12.7Dark slateblue · ΔE 14Royal blue · ΔE 15.5Rebecca purple · ΔE 17.6Medium purple · ΔE 21.3Midnight blue · ΔE 21.6
Nearest named CSS colourSlate blue (#6A5ACD)ΔE 12.69, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AFA440
Analogous#4083AF, #6D40AF
Triadic#AF404B, #4BAF40
Split complementary#AF6D40, #83AF40
Tetradic#AF4082, #AFA440, #40AF6D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CED1ED
Lighter +30%#A9AEDF
Lighter +20%#838BD2
Lighter +10%#5E68C4
Darker −10%#323B8A
Darker −20%#252B64
Darker −30%#171B3F
Darker −40%#090B1A
More saturated +25%#2233CD
Less saturated −25%#5E6391

Channel breakdown

R64
G75
B175
Red64 (25.1%)
Green75 (29.4%)
Blue175 (68.6%)
Hue234.05°
Saturation (HSL)46.44%
Lightness46.86%
Dominant channelBlue
Hex per channelR 40 · G 4B · B AF

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Every value on this page was computed from “404baf” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.