Recognised as Colour

#2177CE

#2177CE
Blue
Dark
Nearest: Cornflower blue

#2177CE is a blue with RGB values 33, 119, 206 and HSL 210°, 72%, 47%. It is a dark colour, so black text on it reaches 4.6:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#2177CE#2177CE

HEX#2177CE

RGBrgb(33, 119, 206)

RGB (0–1)0.1294, 0.4667, 0.8078

RGB percentages12.9%, 46.7%, 80.8%

HSLhsl(210.2, 72.4%, 46.9%)

HSV / HSBhsv(210.2, 84%, 80.8%)

CMYK84%, 42.2%, 0%, 19.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,193,358

CSS custom property--colour: #2177CE;

Brightness & contrast

Relative luminance0.17973WCAG 2.x, 0 is black and 1 is white

Perceived brightness116.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 4.59:1

Contrast with white4.57:1WCAG normal text: AA

Contrast with black4.59:1WCAG normal text: AA

Greyscale equivalent#6B6B6B

Inverted#DE8831

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#4B7ED1no red cones; affects about 1% of men; ΔE 5.7 from the original

Deuteranopia#2A6FCCno green cones; the most common form, about 1% of men; ΔE 6 from the original

Tritanopia#008C98no blue cones; rare, and affects men and women equally; ΔE 49.8 from the original

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

Contrast with white, large text4.57:1WCAG large text: AAA

Contrast with black, large text4.59:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 13 Dodgerblue · ΔE 15.5 Steel blue · ΔE 22.8 Royal blue · ΔE 23.6 Dark slateblue · ΔE 28.5 Slate blue · ΔE 30

Nearest named CSS colourCornflower blue (#6495ED)ΔE 12.97, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#CE7821

Analogous#21CDCE, #2221CE

Triadic#CE2177, #77CE21

Split complementary#CE2221, #CDCE21

Tetradic#CE21CD, #CE7821, #21CE22

Tints, shades & saturation

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

Lighter +40%#C5DDF6

Lighter +30%#99C4EF

Lighter +20%#6DAAE8

Lighter +10%#4191E1

Darker −10%#1A5EA2

Darker −20%#134476

Darker −30%#0C2B4A

Darker −40%#05111E

More saturated +25%#0377EC

Less saturated −25%#3F77B0

Channel breakdown

R33

G119

B206

Red33 (12.9%)

Green119 (46.7%)

Blue206 (80.8%)

Hue210.17°

Saturation (HSL)72.38%

Lightness46.86%

Dominant channelBlue

Hex per channelR 21 · G 77 · B CE

Keep nerding

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

#2177CE

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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