Colour

#4B80B5

#4B80B5
Blue
Dark
Nearest: Steel blue

#4B80B5 is a blue with RGB values 75, 128, 181 and HSL 210°, 42%, 50%. It is a dark colour, so black text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#4B80B5#4B80B5

HEX#4B80B5

RGBrgb(75, 128, 181)

RGB (0–1)0.2941, 0.502, 0.7098

RGB percentages29.4%, 50.2%, 71%

HSLhsl(210, 41.7%, 50.2%)

HSV / HSBhsv(210, 58.6%, 71%)

CMYK58.6%, 29.3%, 0%, 29%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer4,948,149

CSS custom property--colour: #4B80B5;

Brightness & contrast

Relative luminance0.2027WCAG 2.x, 0 is black and 1 is white

Perceived brightness122.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.05:1

Contrast with white4.16:1WCAG normal text: Fail

Contrast with black5.05:1WCAG normal text: AA

Greyscale equivalent#797979

Inverted#B47F4A

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#6A82B7no red cones; affects about 1% of men; ΔE 7.7 from the original

Deuteranopia#5C78B4no green cones; the most common form, about 1% of men; ΔE 8.6 from the original

Tritanopia#008C93no blue cones; rare, and affects men and women equally; ΔE 33.9 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text4.16:1WCAG large text: AA

Contrast with black, large text5.05:1WCAG large text: AAA

Named colours

Steel blue · ΔE 2.7 Cornflower blue · ΔE 21.7 Light slate grey · ΔE 22.5 Slate grey · ΔE 22.7 Deep skyblue · ΔE 27.6 Light skyblue · ΔE 29.5

Nearest named CSS colourSteel blue (#4682B4)ΔE 2.75, a close match

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#B5804B

Analogous#4BB5B5, #4B4BB5

Triadic#B54B80, #80B54B

Split complementary#B54B4B, #B5B54B

Tetradic#B54BB5, #B5804B, #4BB54B

Tints, shades & saturation

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

Lighter +40%#DCE6F0

Lighter +30%#B7CCE2

Lighter +20%#93B3D3

Lighter +10%#6F9AC4

Darker −10%#3C6791

Darker −20%#2D4D6D

Darker −30%#1E3449

Darker −40%#0F1A25

More saturated +25%#2B80D5

Less saturated −25%#6B8095

Channel breakdown

R75

G128

B181

Red75 (29.4%)

Green128 (50.2%)

Blue181 (71%)

Hue210°

Saturation (HSL)41.73%

Lightness50.2%

Dominant channelBlue

Hex per channelR 4B · G 80 · B B5

Keep nerding

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

#4B80B5

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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