Colour

#2A80D5

#2A80D5
Blue
Dark
Nearest: Cornflower blue

#2A80D5 is a blue with RGB values 42, 128, 213 and HSL 210°, 67%, 50%. It is a dark colour, so black text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#2A80D5#2A80D5

HEX#2A80D5

RGBrgb(42, 128, 213)

RGB (0–1)0.1647, 0.502, 0.8353

RGB percentages16.5%, 50.2%, 83.5%

HSLhsl(209.8, 67.1%, 50%)

HSV / HSBhsv(209.8, 80.3%, 83.5%)

CMYK80.3%, 39.9%, 0%, 16.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,785,493

CSS custom property--colour: #2A80D5;

Brightness & contrast

Relative luminance0.20735WCAG 2.x, 0 is black and 1 is white

Perceived brightness123.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.15:1

Contrast with white4.08:1WCAG normal text: Fail

Contrast with black5.15:1WCAG normal text: AA

Greyscale equivalent#747474

Inverted#D57F2A

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#5786D8no red cones; affects about 1% of men; ΔE 6.6 from the original

Deuteranopia#3A77D3no green cones; the most common form, about 1% of men; ΔE 7.4 from the original

Tritanopia#0094A0no blue cones; rare, and affects men and women equally; ΔE 48.2 from the original

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

Contrast with white, large text4.08:1WCAG large text: AA

Contrast with black, large text5.15:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 10.4 Dodgerblue · ΔE 15.2 Steel blue · ΔE 20.6 Royal blue · ΔE 26.3 Deep skyblue · ΔE 31.1 Dark slateblue · ΔE 31.7

Nearest named CSS colourCornflower blue (#6495ED)ΔE 10.42, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#D57F2A

Analogous#2AD5D5, #2A2AD5

Triadic#D52A80, #80D52A

Split complementary#D52A2A, #D5D42A

Tetradic#D52AD5, #D57F2A, #2BD52A

Tints, shades & saturation

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

Lighter +40%#D4E6F7

Lighter +30%#AACCEE

Lighter +20%#7FB3E6

Lighter +10%#5599DD

Darker −10%#2266AA

Darker −20%#194D80

Darker −30%#113355

Darker −40%#081A2B

More saturated +25%#0A80F5

Less saturated −25%#4A80B5

Channel breakdown

R42

G128

B213

Red42 (16.5%)

Green128 (50.2%)

Blue213 (83.5%)

Hue209.82°

Saturation (HSL)67.06%

Lightness50%

Dominant channelBlue

Hex per channelR 2A · G 80 · B D5

Keep nerding

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

#2A80D5

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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