Colour

#43557B

#43557B
Blue
Dark
Nearest: Steel blue

#43557B is a blue with RGB values 67, 85, 123 and HSL 221°, 29%, 37%. It is a dark colour, so white text on it reaches 7.4:1 contrast (AAA for normal text). The nearest named colour is Steel blue.

Colour values

#43557B#43557B

HEX#43557B

RGBrgb(67, 85, 123)

RGB (0–1)0.2627, 0.3333, 0.4824

RGB percentages26.3%, 33.3%, 48.2%

HSLhsl(220.7, 29.5%, 37.3%)

HSV / HSBhsv(220.7, 45.5%, 48.2%)

CMYK45.5%, 30.9%, 0%, 51.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer4,412,795

CSS custom property--colour: #43557B;

Brightness & contrast

Relative luminance0.0912WCAG 2.x, 0 is black and 1 is white

Perceived brightness85.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 7.44:1

Contrast with white7.44:1WCAG normal text: AAA

Contrast with black2.82:1WCAG normal text: Fail

Greyscale equivalent#545454

Inverted#BCAA84

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#47587Dno red cones; affects about 1% of men; ΔE 1.5 from the original

Deuteranopia#41537Ano green cones; the most common form, about 1% of men; ΔE 1.1 from the original

Tritanopia#2F5D62no blue cones; rare, and affects men and women equally; ΔE 24.2 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text7.44:1WCAG large text: AAA

Contrast with black, large text2.82:1WCAG large text: Fail

Named colours

Steel blue · ΔE 20 Slate grey · ΔE 22 Light slate grey · ΔE 24.2 Dim grey · ΔE 25.4 Dark slate grey · ΔE 25.9 Dark slateblue · ΔE 29.2

Nearest named CSS colourSteel blue (#4682B4)ΔE 20.04, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#7B6943

Analogous#43717B, #4D437B

Triadic#7B4355, #557B43

Split complementary#7B4D43, #717B43

Tetradic#7B4371, #7B6943, #437B4D

Tints, shades & saturation

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

Lighter +40%#B4BFD6

Lighter +30%#93A3C4

Lighter +20%#7287B2

Lighter +10%#556C9C

Darker −10%#313E5A

Darker −20%#1F2739

Darker −30%#0D1118

Darker −40%#000000

More saturated +25%#2B4D93

Less saturated −25%#5B5D63

Channel breakdown

R67

G85

B123

Red67 (26.3%)

Green85 (33.3%)

Blue123 (48.2%)

Hue220.71°

Saturation (HSL)29.47%

Lightness37.25%

Dominant channelBlue

Hex per channelR 43 · G 55 · B 7B

Keep nerding

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

#43557B

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

Nerdulate something else