Colour

#4082BF

#4082BF
Blue
Dark
Nearest: Steel blue

#4082BF is a blue with RGB values 64, 130, 191 and HSL 209°, 50%, 50%. It is a dark colour, so black text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#4082BF#4082BF

HEX#4082BF

RGBrgb(64, 130, 191)

RGB (0–1)0.251, 0.5098, 0.749

RGB percentages25.1%, 51%, 74.9%

HSLhsl(208.8, 49.8%, 50%)

HSV / HSBhsv(208.8, 66.5%, 74.9%)

CMYK66.5%, 31.9%, 0%, 25.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer4,227,775

CSS custom property--colour: #4082BF;

Brightness & contrast

Relative luminance0.20817WCAG 2.x, 0 is black and 1 is white

Perceived brightness123.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.16:1

Contrast with white4.07:1WCAG normal text: Fail

Contrast with black5.16:1WCAG normal text: AA

Greyscale equivalent#787878

Inverted#BF7D40

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#6785C2no red cones; affects about 1% of men; ΔE 8.5 from the original

Deuteranopia#5678BEno green cones; the most common form, about 1% of men; ΔE 10.4 from the original

Tritanopia#009098no blue cones; rare, and affects men and women equally; ΔE 36.9 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text4.07:1WCAG large text: AA

Contrast with black, large text5.16:1WCAG large text: AAA

Named colours

Steel blue · ΔE 6.5 Cornflower blue · ΔE 18.1 Deep skyblue · ΔE 26 Light slate grey · ΔE 27.2 Slate grey · ΔE 27.5 Dodgerblue · ΔE 28.5

Nearest named CSS colourSteel blue (#4682B4)ΔE 6.45, clearly different but related

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#BF7D40

Analogous#40BFBD, #4042BF

Triadic#BF4082, #82BF40

Split complementary#BF4042, #BFBD40

Tetradic#BD40BF, #BF7D40, #42BF40

Tints, shades & saturation

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

Lighter +40%#D9E6F2

Lighter +30%#B3CDE5

Lighter +20%#8CB4D9

Lighter +10%#669BCC

Darker −10%#336899

Darker −20%#264E73

Darker −30%#1A344C

Darker −40%#0D1A26

More saturated +25%#2083DF

Less saturated −25%#60819F

Channel breakdown

R64

G130

B191

Red64 (25.1%)

Green130 (51%)

Blue191 (74.9%)

Hue208.82°

Saturation (HSL)49.8%

Lightness50%

Dominant channelBlue

Hex per channelR 40 · G 82 · B BF

Keep nerding

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

#4082BF

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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