Colour

#313F46

#313F46
Blue
Dark
Nearest: Dark slate grey

#313F46 is a blue with RGB values 49, 63, 70 and HSL 200°, 18%, 23%. It is a dark colour, so white text on it reaches 10.9:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#313F46#313F46

HEX#313F46

RGBrgb(49, 63, 70)

RGB (0–1)0.1922, 0.2471, 0.2745

RGB percentages19.2%, 24.7%, 27.5%

HSLhsl(200, 17.6%, 23.3%)

HSV / HSBhsv(200, 30%, 27.5%)

CMYK30%, 10%, 0%, 72.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer3,227,462

CSS custom property--colour: #313F46;

Brightness & contrast

Relative luminance0.0465WCAG 2.x, 0 is black and 1 is white

Perceived brightness60.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 10.88:1

Contrast with white10.88:1WCAG normal text: AAA

Contrast with black1.93:1WCAG normal text: Fail

Greyscale equivalent#3D3D3D

Inverted#CEC0B9

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#3B3E46no red cones; affects about 1% of men; ΔE 4.5 from the original

Deuteranopia#383C46no green cones; the most common form, about 1% of men; ΔE 4.6 from the original

Tritanopia#2B4141no blue cones; rare, and affects men and women equally; ΔE 5.9 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text10.88:1WCAG large text: AAA

Contrast with black, large text1.93:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 10 Dim grey · ΔE 20 Black · ΔE 26.7 Slate grey · ΔE 27.5 Gray · ΔE 28.8 Light slate grey · ΔE 30.6

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 10.01, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#463831

Analogous#314642, #313446

Triadic#46313F, #3F4631

Split complementary#463135, #464231

Tetradic#423146, #463831, #354631

Tints, shades & saturation

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

Lighter +40%#91A7B2

Lighter +30%#738F9D

Lighter +20%#5B7582

Lighter +10%#465A64

Darker −10%#1C2428

Darker −20%#07090A

Darker −30%#000000

Darker −40%#000000

More saturated +25%#224455

Less saturated −25%#3B3B3B

Channel breakdown

R49

G63

B70

Red49 (19.2%)

Green63 (24.7%)

Blue70 (27.5%)

Hue200°

Saturation (HSL)17.65%

Lightness23.33%

Dominant channelBlue

Hex per channelR 31 · G 3F · B 46

Keep nerding

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

#313F46

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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