Colour

#404B65

#404B65
Blue
Dark
Nearest: Dark slate grey

#404B65 is a blue with RGB values 64, 75, 101 and HSL 222°, 22%, 32%. It is a dark colour, so white text on it reaches 8.7:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#404B65#404B65

HEX#404B65

RGBrgb(64, 75, 101)

RGB (0–1)0.251, 0.2941, 0.3961

RGB percentages25.1%, 29.4%, 39.6%

HSLhsl(222.2, 22.4%, 32.4%)

HSV / HSBhsv(222.2, 36.6%, 39.6%)

CMYK36.6%, 25.7%, 0%, 60.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer4,213,605

CSS custom property--colour: #404B65;

Brightness & contrast

Relative luminance0.07062WCAG 2.x, 0 is black and 1 is white

Perceived brightness75.4 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 8.71:1

Contrast with white8.71:1WCAG normal text: AAA

Contrast with black2.41:1WCAG normal text: Fail

Greyscale equivalent#4B4B4B

Inverted#BFB49A

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#424D66no red cones; affects about 1% of men; ΔE 1.1 from the original

Deuteranopia#3F4A64no green cones; the most common form, about 1% of men; ΔE 0.4 from the original

Tritanopia#355054no blue cones; rare, and affects men and women equally; ΔE 16 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text8.71:1WCAG large text: AAA

Contrast with black, large text2.41:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 19.3 Dim grey · ΔE 20.9 Slate grey · ΔE 22.3 Light slate grey · ΔE 25.1 Steel blue · ΔE 26.7 Gray · ΔE 27.4

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 19.33, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#655A40

Analogous#405D65, #484065

Triadic#65404B, #4B6540

Split complementary#654840, #5D6540

Tetradic#65405D, #655A40, #406548

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#A9B2C8

Lighter +30%#8996B5

Lighter +20%#6A7AA1

Lighter +10%#546284

Darker −10%#2C3446

Darker −20%#181D27

Darker −30%#050507

Darker −40%#000000

More saturated +25%#2B437A

Less saturated −25%#525252

Channel breakdown

R64

G75

B101

Red64 (25.1%)

Green75 (29.4%)

Blue101 (39.6%)

Hue222.16°

Saturation (HSL)22.42%

Lightness32.35%

Dominant channelBlue

Hex per channelR 40 · G 4B · B 65

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#404B65

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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