Colour

#30495B

#30495B
Blue
Dark
Nearest: Dark slate grey

#30495B is a blue with RGB values 48, 73, 91 and HSL 205°, 31%, 27%. It is a dark colour, so white text on it reaches 9.4:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#30495B#30495B

HEX#30495B

RGBrgb(48, 73, 91)

RGB (0–1)0.1882, 0.2863, 0.3569

RGB percentages18.8%, 28.6%, 35.7%

HSLhsl(205.1, 30.9%, 27.3%)

HSV / HSBhsv(205.1, 47.3%, 35.7%)

CMYK47.3%, 19.8%, 0%, 64.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer3,164,507

CSS custom property--colour: #30495B;

Brightness & contrast

Relative luminance0.06149WCAG 2.x, 0 is black and 1 is white

Perceived brightness69 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 9.42:1

Contrast with white9.42:1WCAG normal text: AAA

Contrast with black2.23:1WCAG normal text: Fail

Greyscale equivalent#454545

Inverted#CFB6A4

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#41495Cno red cones; affects about 1% of men; ΔE 6.1 from the original

Deuteranopia#3B445Bno green cones; the most common form, about 1% of men; ΔE 6.9 from the original

Tritanopia#1E4D4Fno blue cones; rare, and affects men and women equally; ΔE 13.4 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text9.42:1WCAG large text: AAA

Contrast with black, large text2.23:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 12.6 Dim grey · ΔE 20.4 Slate grey · ΔE 23.3 Light slate grey · ΔE 26.3 Gray · ΔE 27.7 Steel blue · ΔE 29.3

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 12.59, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#5B4230

Analogous#305B57, #30345B

Triadic#5B3049, #495B30

Split complementary#5B3034, #5B5730

Tetradic#58305B, #5B4230, #345B30

Tints, shades & saturation

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

Lighter +40%#92B0C5

Lighter +30%#7097B4

Lighter +20%#537F9E

Lighter +10%#42647C

Darker −10%#1E2E3A

Darker −20%#0D1318

Darker −30%#000000

Darker −40%#000000

More saturated +25%#1F4C6C

Less saturated −25%#41464A

Channel breakdown

R48

G73

B91

Red48 (18.8%)

Green73 (28.6%)

Blue91 (35.7%)

Hue205.12°

Saturation (HSL)30.94%

Lightness27.25%

Dominant channelBlue

Hex per channelR 30 · G 49 · B 5B

Keep nerding

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

#30495B

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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