Colour

#0B3D5F

#0B3D5F
Blue
Dark
Nearest: Dark slate grey

#0B3D5F is a blue with RGB values 11, 61, 95 and HSL 204°, 79%, 21%. It is a dark colour, so white text on it reaches 11.4:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#0B3D5F#0B3D5F

HEX#0B3D5F

RGBrgb(11, 61, 95)

RGB (0–1)0.0431, 0.2392, 0.3725

RGB percentages4.3%, 23.9%, 37.3%

HSLhsl(204.3, 79.2%, 20.8%)

HSV / HSBhsv(204.3, 88.4%, 37.3%)

CMYK88.4%, 35.8%, 0%, 62.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer736,607

CSS custom property--colour: #0B3D5F;

Brightness & contrast

Relative luminance0.04235WCAG 2.x, 0 is black and 1 is white

Perceived brightness57 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 11.37:1

Contrast with white11.37:1WCAG normal text: AAA

Contrast with black1.85:1WCAG normal text: Fail

Greyscale equivalent#353535

Inverted#F4C2A0

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#2D3E60no red cones; affects about 1% of men; ΔE 6.9 from the original

Deuteranopia#21375Eno green cones; the most common form, about 1% of men; ΔE 7.5 from the original

Tritanopia#004549no blue cones; rare, and affects men and women equally; ΔE 22.6 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text11.37:1WCAG large text: AAA

Contrast with black, large text1.85:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 24 Steel blue · ΔE 29.1 Slate grey · ΔE 31.7 Dim grey · ΔE 31.8 Dark slateblue · ΔE 33.8 Light slate grey · ΔE 34.3

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 23.97, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#5F2D0B

Analogous#0B5F57, #0B135F

Triadic#5F0B3D, #3D5F0B

Split complementary#5F0B13, #5F570B

Tetradic#570B5F, #5F2D0B, #135F0B

Tints, shades & saturation

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

Lighter +40%#4CAAEA

Lighter +30%#1E94E5

Lighter +20%#1678BA

Lighter +10%#105A8D

Darker −10%#062031

Darker −20%#000204

Darker −30%#000000

Darker −40%#000000

More saturated +25%#003F6A

Less saturated −25%#183A52

Channel breakdown

R11

G61

B95

Red11 (4.3%)

Green61 (23.9%)

Blue95 (37.3%)

Hue204.29°

Saturation (HSL)79.25%

Lightness20.78%

Dominant channelBlue

Hex per channelR 0B · G 3D · B 5F

Keep nerding

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

#0B3D5F

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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