Colour

#30314C

#30314C
Blue
Dark
Nearest: Dark slate grey

#30314C is a blue with RGB values 48, 49, 76 and HSL 238°, 23%, 24%. It is a dark colour, so white text on it reaches 12.6:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#30314C#30314C

HEX#30314C

RGBrgb(48, 49, 76)

RGB (0–1)0.1882, 0.1922, 0.298

RGB percentages18.8%, 19.2%, 29.8%

HSLhsl(237.9, 22.6%, 24.3%)

HSV / HSBhsv(237.9, 36.8%, 29.8%)

CMYK36.8%, 35.5%, 0%, 70.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer3,158,348

CSS custom property--colour: #30314C;

Brightness & contrast

Relative luminance0.03347WCAG 2.x, 0 is black and 1 is white

Perceived brightness52.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 12.58:1

Contrast with white12.58:1WCAG normal text: AAA

Contrast with black1.67:1WCAG normal text: Fail

Greyscale equivalent#333333

Inverted#CFCEB3

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#29344Dno red cones; affects about 1% of men; ΔE 4.1 from the original

Deuteranopia#28324Bno green cones; the most common form, about 1% of men; ΔE 3.7 from the original

Tritanopia#29363Bno blue cones; rare, and affects men and women equally; ΔE 16.2 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text12.58:1WCAG large text: AAA

Contrast with black, large text1.67:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 24.9 Black · ΔE 28.1 Dim grey · ΔE 29.4 Dark slateblue · ΔE 33 Slate grey · ΔE 33.4 Light slate grey · ΔE 36.2

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 24.95, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#4C4B30

Analogous#303F4C, #3D304C

Triadic#4C3031, #314C30

Split complementary#4C3D30, #3F4C30

Tetradic#4C303F, #4C4B30, #304C3D

Tints, shades & saturation

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

Lighter +40%#8F91B9

Lighter +30%#7072A5

Lighter +20%#57598B

Lighter +10%#44456B

Darker −10%#1C1D2D

Darker −20%#09090D

Darker −30%#000000

Darker −40%#000000

More saturated +25%#21235C

Less saturated −25%#3E3E3E

Channel breakdown

R48

G49

B76

Red48 (18.8%)

Green49 (19.2%)

Blue76 (29.8%)

Hue237.86°

Saturation (HSL)22.58%

Lightness24.31%

Dominant channelBlue

Hex per channelR 30 · G 31 · B 4C

Keep nerding

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

#30314C

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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