Colour

#2633B2

#2633B2
Blue
Dark
Nearest: Dark blue

#2633B2 is a blue with RGB values 38, 51, 178 and HSL 234°, 65%, 42%. It is a dark colour, so white text on it reaches 9.6:1 contrast (AAA for normal text). The nearest named colour is Dark blue.

Colour values

#2633B2#2633B2

HEX#2633B2

RGBrgb(38, 51, 178)

RGB (0–1)0.149, 0.2, 0.698

RGB percentages14.9%, 20%, 69.8%

HSLhsl(234.4, 64.8%, 42.4%)

HSV / HSBhsv(234.4, 78.7%, 69.8%)

CMYK78.7%, 71.3%, 0%, 30.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,503,602

CSS custom property--colour: #2633B2;

Brightness & contrast

Relative luminance0.05994WCAG 2.x, 0 is black and 1 is white

Perceived brightness74.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 9.55:1

Contrast with white9.55:1WCAG normal text: AAA

Contrast with black2.2:1WCAG normal text: Fail

Greyscale equivalent#393939

Inverted#D9CC4D

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#004CB6no red cones; affects about 1% of men; ΔE 19.1 from the original

Deuteranopia#003EB0no green cones; the most common form, about 1% of men; ΔE 10.6 from the original

Tritanopia#00576Fno blue cones; rare, and affects men and women equally; ΔE 72.1 from the original

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

Contrast with white, large text9.55:1WCAG large text: AAA

Contrast with black, large text2.2:1WCAG large text: Fail

Named colours

Dark blue · ΔE 17.7 Navy · ΔE 18.2 Slate blue · ΔE 19.6 Indigo · ΔE 20.6 Rebecca purple · ΔE 21.4 Medium slateblue · ΔE 22.9

Nearest named CSS colourDark blue (#00008B)ΔE 17.69, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#B2A526

Analogous#2679B2, #5F26B2

Triadic#B22633, #33B226

Split complementary#B25F26, #79B226

Tetradic#B22679, #B2A526, #26B25F

Tints, shades & saturation

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

Lighter +40%#B5BAEF

Lighter +30%#8B93E6

Lighter +20%#616CDD

Lighter +10%#3745D4

Darker −10%#1D2788

Darker −20%#141B5E

Darker −30%#0B0F34

Darker −40%#02030A

More saturated +25%#0B1DCD

Less saturated −25%#414997

Channel breakdown

R38

G51

B178

Red38 (14.9%)

Green51 (20%)

Blue178 (69.8%)

Hue234.43°

Saturation (HSL)64.81%

Lightness42.35%

Dominant channelBlue

Hex per channelR 26 · G 33 · B B2

Keep nerding

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

#2633B2

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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