Recognised as Colour

#0871B3

#0871B3
Blue
Dark
Nearest: Steel blue

#0871B3 is a blue with RGB values 8, 113, 179 and HSL 203°, 91%, 37%. It is a dark colour, so white text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#0871B3#0871B3

HEX#0871B3

RGBrgb(8, 113, 179)

RGB (0–1)0.0314, 0.4431, 0.702

RGB percentages3.1%, 44.3%, 70.2%

HSLhsl(203.2, 91.4%, 36.7%)

HSV / HSBhsv(203.2, 95.5%, 70.2%)

CMYK95.5%, 36.9%, 0%, 29.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer553,395

CSS custom property--colour: #0871B3;

Brightness & contrast

Relative luminance0.15117WCAG 2.x, 0 is black and 1 is white

Perceived brightness105.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 5.22:1

Contrast with white5.22:1WCAG normal text: AA

Contrast with black4.02:1WCAG normal text: Fail

Greyscale equivalent#5F5F5F

Inverted#F78E4C

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#5174B6no red cones; affects about 1% of men; ΔE 9.9 from the original

Deuteranopia#3966B2no green cones; the most common form, about 1% of men; ΔE 11.9 from the original

Tritanopia#008189no blue cones; rare, and affects men and women equally; ΔE 38.7 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text5.22:1WCAG large text: AAA

Contrast with black, large text4.02:1WCAG large text: AA

Named colours

Steel blue · ΔE 12.3 Cornflower blue · ΔE 20.6 Dodgerblue · ΔE 27.6 Dark slateblue · ΔE 31.3 Deep skyblue · ΔE 31.3 Slate grey · ΔE 32.4

Nearest named CSS colourSteel blue (#4682B4)ΔE 12.35, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#B34A08

Analogous#08B39F, #081CB3

Triadic#B30871, #71B308

Split complementary#B3081C, #B39F08

Tetradic#9F08B3, #B34A08, #1CB308

Tints, shades & saturation

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

Lighter +40%#8DD0FA

Lighter +30%#5CBCF8

Lighter +20%#2BA8F6

Lighter +10%#0A90E4

Darker −10%#065282

Darker −20%#043351

Darker −30%#011521

Darker −40%#000000

More saturated +25%#0073BB

Less saturated −25%#1F6C9C

Channel breakdown

G113

B179

Red8 (3.1%)

Green113 (44.3%)

Blue179 (70.2%)

Hue203.16°

Saturation (HSL)91.44%

Lightness36.67%

Dominant channelBlue

Hex per channelR 08 · G 71 · B B3

Keep nerding

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

#0871B3

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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