Colour

#30446C

#30446C
Blue
Dark
Nearest: Steel blue

#30446C is a blue with RGB values 48, 68, 108 and HSL 220°, 38%, 31%. It is a dark colour, so white text on it reaches 9.7:1 contrast (AAA for normal text). The nearest named colour is Steel blue.

Colour values

#30446C#30446C

HEX#30446C

RGBrgb(48, 68, 108)

RGB (0–1)0.1882, 0.2667, 0.4235

RGB percentages18.8%, 26.7%, 42.4%

HSLhsl(220, 38.5%, 30.6%)

HSV / HSBhsv(220, 55.6%, 42.4%)

CMYK55.6%, 37%, 0%, 57.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer3,163,244

CSS custom property--colour: #30446C;

Brightness & contrast

Relative luminance0.05845WCAG 2.x, 0 is black and 1 is white

Perceived brightness68.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 9.68:1

Contrast with white9.68:1WCAG normal text: AAA

Contrast with black2.17:1WCAG normal text: Fail

Greyscale equivalent#434343

Inverted#CFBB93

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#34476Eno red cones; affects about 1% of men; ΔE 1.5 from the original

Deuteranopia#2D426Bno green cones; the most common form, about 1% of men; ΔE 1.2 from the original

Tritanopia#124D53no blue cones; rare, and affects men and women equally; ΔE 26.8 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text9.68:1WCAG large text: AAA

Contrast with black, large text2.17:1WCAG large text: Fail

Named colours

Steel blue · ΔE 26 Dark slateblue · ΔE 26.8 Dark slate grey · ΔE 27.7 Slate grey · ΔE 29.1 Dim grey · ΔE 30.3 Light slate grey · ΔE 31.4

Nearest named CSS colourSteel blue (#4682B4)ΔE 25.96, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#6C5830

Analogous#30626C, #3A306C

Triadic#6C3044, #446C30

Split complementary#6C3A30, #626C30

Tetradic#6C3062, #6C5830, #306C3A

Tints, shades & saturation

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

Lighter +40%#97AAD1

Lighter +30%#748EC1

Lighter +20%#5171B1

Lighter +10%#405A8F

Darker −10%#202E49

Darker −20%#111825

Darker −30%#010102

Darker −40%#000000

More saturated +25%#1D3E80

Less saturated −25%#444B59

Channel breakdown

R48

G68

B108

Red48 (18.8%)

Green68 (26.7%)

Blue108 (42.4%)

Hue220°

Saturation (HSL)38.46%

Lightness30.59%

Dominant channelBlue

Hex per channelR 30 · G 44 · B 6C

Keep nerding

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#30446C

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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