Colour

#2A5E79

#2A5E79
Blue
Dark
Nearest: Dark slate grey

#2A5E79 is a blue with RGB values 42, 94, 121 and HSL 201°, 48%, 32%. It is a dark colour, so white text on it reaches 7.1:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#2A5E79#2A5E79

HEX#2A5E79

RGBrgb(42, 94, 121)

RGB (0–1)0.1647, 0.3686, 0.4745

RGB percentages16.5%, 36.9%, 47.5%

HSLhsl(200.5, 48.5%, 32%)

HSV / HSBhsv(200.5, 65.3%, 47.5%)

CMYK65.3%, 22.3%, 0%, 52.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,776,697

CSS custom property--colour: #2A5E79;

Brightness & contrast

Relative luminance0.09878WCAG 2.x, 0 is black and 1 is white

Perceived brightness85.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 7.06:1

Contrast with white7.06:1WCAG normal text: AAA

Contrast with black2.98:1WCAG normal text: Fail

Greyscale equivalent#555555

Inverted#D5A186

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#515D7Ano red cones; affects about 1% of men; ΔE 11.7 from the original

Deuteranopia#465579no green cones; the most common form, about 1% of men; ΔE 12.8 from the original

Tritanopia#006567no blue cones; rare, and affects men and women equally; ΔE 19.5 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text7.06:1WCAG large text: AAA

Contrast with black, large text2.98:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 18.1 Slate grey · ΔE 19.1 Steel blue · ΔE 19.4 Light slate grey · ΔE 21.4 Dim grey · ΔE 23 Teal · ΔE 26

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 18.15, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#79452A

Analogous#2A796C, #2A3779

Triadic#792A5E, #5E792A

Split complementary#792A36, #796C2A

Tetradic#6D2A79, #79452A, #37792A

Tints, shades & saturation

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

Lighter +40%#95C2DA

Lighter +30%#6FADCD

Lighter +20%#4997C0

Lighter +10%#377B9F

Darker −10%#1D4153

Darker −20%#10232D

Darker −30%#030607

Darker −40%#000000

More saturated +25%#16648D

Less saturated −25%#3E5865

Channel breakdown

R42

G94

B121

Red42 (16.5%)

Green94 (36.9%)

Blue121 (47.5%)

Hue200.51°

Saturation (HSL)48.47%

Lightness31.96%

Dominant channelBlue

Hex per channelR 2A · G 5E · B 79

Keep nerding

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#2A5E79

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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