Colour

#424D64

#424D64
Blue
Dark
Nearest: Dark slate grey

#424D64 is a blue with RGB values 66, 77, 100 and HSL 221°, 20%, 33%. It is a dark colour, so white text on it reaches 8.5:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#424D64#424D64

HEX#424D64

RGBrgb(66, 77, 100)

RGB (0–1)0.2588, 0.302, 0.3922

RGB percentages25.9%, 30.2%, 39.2%

HSLhsl(220.6, 20.5%, 32.5%)

HSV / HSBhsv(220.6, 34%, 39.2%)

CMYK34%, 23%, 0%, 60.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer4,345,188

CSS custom property--colour: #424D64;

Brightness & contrast

Relative luminance0.07386WCAG 2.x, 0 is black and 1 is white

Perceived brightness77 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 8.48:1

Contrast with white8.48:1WCAG normal text: AAA

Contrast with black2.48:1WCAG normal text: Fail

Greyscale equivalent#4C4C4C

Inverted#BDB29B

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#454F65no red cones; affects about 1% of men; ΔE 1.2 from the original

Deuteranopia#424B63no green cones; the most common form, about 1% of men; ΔE 1.2 from the original

Tritanopia#385255no blue cones; rare, and affects men and women equally; ΔE 14.6 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text8.48:1WCAG large text: AAA

Contrast with black, large text2.48:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 17.5 Dim grey · ΔE 19 Slate grey · ΔE 21 Light slate grey · ΔE 23.9 Gray · ΔE 25.7 Steel blue · ΔE 27

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 17.53, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#645942

Analogous#425E64, #484264

Triadic#64424D, #4D6442

Split complementary#644842, #5E6442

Tetradic#64425E, #645942, #426448

Tints, shades & saturation

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

Lighter +40%#ABB4C7

Lighter +30%#8C99B3

Lighter +20%#6D7D9F

Lighter +10%#566583

Darker −10%#2E3545

Darker −20%#191E27

Darker −30%#050608

Darker −40%#000000

More saturated +25%#2D4679

Less saturated −25%#535353

Channel breakdown

R66

G77

B100

Red66 (25.9%)

Green77 (30.2%)

Blue100 (39.2%)

Hue220.59°

Saturation (HSL)20.48%

Lightness32.55%

Dominant channelBlue

Hex per channelR 42 · G 4D · B 64

Keep nerding

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

#424D64

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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