Recognised as Colour

#2B88CB

#2B88CB
Blue
Dark
Nearest: Steel blue

#2B88CB is a blue with RGB values 43, 136, 203 and HSL 205°, 65%, 48%. It is a dark colour, so black text on it reaches 5.5:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#2B88CB#2B88CB

HEX#2B88CB

RGBrgb(43, 136, 203)

RGB (0–1)0.1686, 0.5333, 0.7961

RGB percentages16.9%, 53.3%, 79.6%

HSLhsl(205.1, 65%, 48.2%)

HSV / HSBhsv(205.1, 78.8%, 79.6%)

CMYK78.8%, 33%, 0%, 20.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,853,067

CSS custom property--colour: #2B88CB;

Brightness & contrast

Relative luminance0.22434WCAG 2.x, 0 is black and 1 is white

Perceived brightness126.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundBlackcontrast 5.49:1

Contrast with white3.83:1WCAG normal text: Fail

Contrast with black5.49:1WCAG normal text: AA

Greyscale equivalent#797979

Inverted#D47734

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#698ACEno red cones; affects about 1% of men; ΔE 11.8 from the original

Deuteranopia#527CCAno green cones; the most common form, about 1% of men; ΔE 13.3 from the original

Tritanopia#0098A0no blue cones; rare, and affects men and women equally; ΔE 39 from the original

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

Contrast with white, large text3.83:1WCAG large text: AA

Contrast with black, large text5.49:1WCAG large text: AAA

Named colours

Steel blue · ΔE 10.2 Cornflower blue · ΔE 16.5 Deep skyblue · ΔE 22.9 Dodgerblue · ΔE 25.6 Light skyblue · ΔE 29.6 Light slate grey · ΔE 31.2

Nearest named CSS colourSteel blue (#4682B4)ΔE 10.23, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#CB6E2B

Analogous#2BCBBE, #2B38CB

Triadic#CB2B88, #88CB2B

Split complementary#CB2B38, #CBBE2B

Tetradic#BE2BCB, #CB6E2B, #38CB2B

Tints, shades & saturation

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

Lighter +40%#CDE4F5

Lighter +30%#A3CDEC

Lighter +20%#79B7E3

Lighter +10%#4FA0DA

Darker −10%#226CA1

Darker −20%#195077

Darker −30%#10334D

Darker −40%#071723

More saturated +25%#0C8DEA

Less saturated −25%#4A83AC

Channel breakdown

R43

G136

B203

Red43 (16.9%)

Green136 (53.3%)

Blue203 (79.6%)

Hue205.13°

Saturation (HSL)65.04%

Lightness48.24%

Dominant channelBlue

Hex per channelR 2B · G 88 · B CB

Keep nerding

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

#2B88CB

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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