Colour

#3D455A

#3D455A
Blue
Dark
Nearest: Dark slate grey

#3D455A is a blue with RGB values 61, 69, 90 and HSL 223°, 19%, 30%. It is a dark colour, so white text on it reaches 9.6:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#3D455A#3D455A

HEX#3D455A

RGBrgb(61, 69, 90)

RGB (0–1)0.2392, 0.2706, 0.3529

RGB percentages23.9%, 27.1%, 35.3%

HSLhsl(223.4, 19.2%, 29.6%)

HSV / HSBhsv(223.4, 32.2%, 35.3%)

CMYK32.2%, 23.3%, 0%, 64.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer4,015,450

CSS custom property--colour: #3D455A;

Brightness & contrast

Relative luminance0.05987WCAG 2.x, 0 is black and 1 is white

Perceived brightness69.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 9.56:1

Contrast with white9.56:1WCAG normal text: AAA

Contrast with black2.2:1WCAG normal text: Fail

Greyscale equivalent#454545

Inverted#C2BAA5

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#3E475Bno red cones; affects about 1% of men; ΔE 1.1 from the original

Deuteranopia#3C4459no green cones; the most common form, about 1% of men; ΔE 0.4 from the original

Tritanopia#35494Cno blue cones; rare, and affects men and women equally; ΔE 13.1 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text9.56:1WCAG large text: AAA

Contrast with black, large text2.2:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 17.2 Dim grey · ΔE 20.4 Slate grey · ΔE 24.1 Light slate grey · ΔE 27 Gray · ΔE 27.8 Steel blue · ΔE 30.4

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 17.25, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#5A523D

Analogous#3D545A, #433D5A

Triadic#5A3D45, #455A3D

Split complementary#5A433D, #545A3D

Tetradic#5A3D54, #5A523D, #3D5A43

Tints, shades & saturation

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

Lighter +40%#A3ABC0

Lighter +30%#848FAC

Lighter +20%#667497

Lighter +10%#525C78

Darker −10%#282E3C

Darker −20%#14161D

Darker −30%#000000

Darker −40%#000000

More saturated +25%#2A3D6D

Less saturated −25%#4C4C4C

Channel breakdown

R61

G69

B90

Red61 (23.9%)

Green69 (27.1%)

Blue90 (35.3%)

Hue223.45°

Saturation (HSL)19.21%

Lightness29.61%

Dominant channelBlue

Hex per channelR 3D · G 45 · B 5A

Keep nerding

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

#3D455A

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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