Colour

#1238FF

#1238FF
Blue
Dark
Nearest: Medium blue

#1238FF is a blue with RGB values 18, 56, 255 and HSL 230°, 100%, 54%. It is a dark colour, so white text on it reaches 6.9:1 contrast (AA for normal text). The nearest named colour is Medium blue.

Colour values

#1238FF#1238FF

HEX#1238FF

RGBrgb(18, 56, 255)

RGB (0–1)0.0706, 0.2196, 1

RGB percentages7.1%, 22%, 100%

HSLhsl(230.4, 100%, 53.5%)

HSV / HSBhsv(230.4, 92.9%, 100%)

CMYK92.9%, 78%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,194,239

CSS custom property--colour: #1238FF;

Brightness & contrast

Relative luminance0.10177WCAG 2.x, 0 is black and 1 is white

Perceived brightness96.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.92:1

Contrast with white6.92:1WCAG normal text: AA

Contrast with black3.04:1WCAG normal text: Fail

Greyscale equivalent#3E3E3E

Inverted#EDC700

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0065FFno red cones; affects about 1% of men; ΔE 32.4 from the original

Deuteranopia#004EFCno green cones; the most common form, about 1% of men; ΔE 16.2 from the original

Tritanopia#00779Cno blue cones; rare, and affects men and women equally; ΔE 104.4 from the original

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

Contrast with white, large text6.92:1WCAG large text: AAA

Contrast with black, large text3.04:1WCAG large text: AA

Named colours

Medium blue · ΔE 15.5 Blue · ΔE 20.2 Blue violet · ΔE 24.8 Dark violet · ΔE 31 Dark orchid · ΔE 38.4 Dark blue · ΔE 39.5

Nearest named CSS colourMedium blue (#0000CD)ΔE 15.45, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#FFD912

Analogous#12AFFF, #6212FF

Triadic#FF1238, #38FF12

Split complementary#FF6212, #AFFF12

Tetradic#FF12AF, #FFD912, #12FF62

Tints, shades & saturation

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

Lighter +40%#DEE3FF

Lighter +30%#ABB8FF

Lighter +20%#788EFF

Lighter +10%#4563FF

Darker −10%#0024DE

Darker −20%#001BAB

Darker −30%#001378

Darker −40%#000B45

More saturated +25%#1238FF

Less saturated −25%#304CE1

Channel breakdown

R18

G56

B255

Red18 (7.1%)

Green56 (22%)

Blue255 (100%)

Hue230.38°

Saturation (HSL)100%

Lightness53.53%

Dominant channelBlue

Hex per channelR 12 · G 38 · B FF

Keep nerding

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#1238FF

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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