Colour

#1233EA

#1233EA
Blue
Dark
Nearest: Medium blue

#1233EA is a blue with RGB values 18, 51, 234 and HSL 231°, 86%, 49%. It is a dark colour, so white text on it reaches 7.8:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#1233EA#1233EA

HEX#1233EA

RGBrgb(18, 51, 234)

RGB (0–1)0.0706, 0.2, 0.9176

RGB percentages7.1%, 20%, 91.8%

HSLhsl(230.8, 85.7%, 49.4%)

HSV / HSBhsv(230.8, 92.3%, 91.8%)

CMYK92.3%, 78.2%, 0%, 8.2%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,192,938

CSS custom property--colour: #1233EA;

Brightness & contrast

Relative luminance0.08437WCAG 2.x, 0 is black and 1 is white

Perceived brightness88.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 7.81:1

Contrast with white7.81:1WCAG normal text: AAA

Contrast with black2.69:1WCAG normal text: Fail

Greyscale equivalent#393939

Inverted#EDCC15

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#005DEFno red cones; affects about 1% of men; ΔE 28.4 from the original

Deuteranopia#0047E7no green cones; the most common form, about 1% of men; ΔE 15.1 from the original

Tritanopia#006D8Fno blue cones; rare, and affects men and women equally; ΔE 97.7 from the original

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

Contrast with white, large text7.81:1WCAG large text: AAA

Contrast with black, large text2.69:1WCAG large text: Fail

Named colours

Medium blue · ΔE 13.2 Blue violet · ΔE 21.7 Blue · ΔE 26.5 Dark violet · ΔE 28.3 Dark blue · ΔE 31.6 Dark orchid · ΔE 33.4

Nearest named CSS colourMedium blue (#0000CD)ΔE 13.23, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#EAC912

Analogous#129FEA, #5D12EA

Triadic#EA1233, #33EA12

Split complementary#EA5D12, #9FEA12

Tetradic#EA129F, #EAC912, #12EA5D

Tints, shades & saturation

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

Lighter +40%#CDD4FB

Lighter +30%#9DABF8

Lighter +20%#6E83F4

Lighter +10%#3F5AF0

Darker −10%#0E29BB

Darker −20%#0B1E8B

Darker −30%#07145C

Darker −40%#030A2D

More saturated +25%#0026FC

Less saturated −25%#3149CB

Channel breakdown

R18

G51

B234

Red18 (7.1%)

Green51 (20%)

Blue234 (91.8%)

Hue230.83°

Saturation (HSL)85.71%

Lightness49.41%

Dominant channelBlue

Hex per channelR 12 · G 33 · B EA

Keep nerding

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

#1233EA

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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