Colour

#1B67FF

#1B67FF
Blue
Dark
Nearest: Medium slateblue

#1B67FF is a blue with RGB values 27, 103, 255 and HSL 220°, 100%, 55%. It is a dark colour, so white text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Medium slateblue.

Colour values

#1B67FF#1B67FF

HEX#1B67FF

RGBrgb(27, 103, 255)

RGB (0–1)0.1059, 0.4039, 1

RGB percentages10.6%, 40.4%, 100%

HSLhsl(220, 100%, 55.3%)

HSV / HSBhsv(220, 89.4%, 100%)

CMYK89.4%, 59.6%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,796,095

CSS custom property--colour: #1B67FF;

Brightness & contrast

Relative luminance0.17154WCAG 2.x, 0 is black and 1 is white

Perceived brightness117.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 4.74:1

Contrast with white4.74:1WCAG normal text: AA

Contrast with black4.43:1WCAG normal text: Fail

Greyscale equivalent#626262

Inverted#E49800

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#007EFFno red cones; affects about 1% of men; ΔE 18.8 from the original

Deuteranopia#0069FCno green cones; the most common form, about 1% of men; ΔE 3.6 from the original

Tritanopia#008FA9no blue cones; rare, and affects men and women equally; ΔE 82.4 from the original

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

Contrast with white, large text4.74:1WCAG large text: AAA

Contrast with black, large text4.43:1WCAG large text: AA

Named colours

Medium slateblue · ΔE 17.1 Royal blue · ΔE 18.3 Slate blue · ΔE 23.5 Medium purple · ΔE 31.7 Dodgerblue · ΔE 32.8 Blue violet · ΔE 35.6

Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 17.13, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#FFB31B

Analogous#1BD9FF, #411BFF

Triadic#FF1B67, #67FF1B

Split complementary#FF411B, #D9FF1B

Tetradic#FF1BD9, #FFB31B, #1BFF41

Tints, shades & saturation

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

Lighter +40%#E7EFFF

Lighter +30%#B4CDFF

Lighter +20%#81ABFF

Lighter +10%#4E89FF

Darker −10%#004DE7

Darker −20%#003CB4

Darker −30%#002B81

Darker −40%#001A4E

More saturated +25%#1B67FF

Less saturated −25%#3771E3

Channel breakdown

R27

G103

B255

Red27 (10.6%)

Green103 (40.4%)

Blue255 (100%)

Hue220°

Saturation (HSL)100%

Lightness55.29%

Dominant channelBlue

Hex per channelR 1B · G 67 · B FF

Keep nerding

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#1B67FF

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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