Recognised as Colour

#1C3DFF

#1C3DFF
Blue
Dark
Nearest: Medium blue

#1C3DFF is a blue with RGB values 28, 61, 255 and HSL 231°, 100%, 55%. It is a dark colour, so white text on it reaches 6.6:1 contrast (AA for normal text). The nearest named colour is Medium blue.

Colour values

#1C3DFF#1C3DFF

HEX#1C3DFF

RGBrgb(28, 61, 255)

RGB (0–1)0.1098, 0.2392, 1

RGB percentages11%, 23.9%, 100%

HSLhsl(231.3, 100%, 55.5%)

HSV / HSBhsv(231.3, 89%, 100%)

CMYK89%, 76.1%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,850,879

CSS custom property--colour: #1C3DFF;

Brightness & contrast

Relative luminance0.10804WCAG 2.x, 0 is black and 1 is white

Perceived brightness99.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.64:1

Contrast with white6.64:1WCAG normal text: AA

Contrast with black3.16:1WCAG normal text: Fail

Greyscale equivalent#444444

Inverted#E3C200

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0068FFno red cones; affects about 1% of men; ΔE 31.7 from the original

Deuteranopia#0051FCno green cones; the most common form, about 1% of men; ΔE 15.3 from the original

Tritanopia#00799Dno blue cones; rare, and affects men and women equally; ΔE 102.3 from the original

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

Contrast with white, large text6.64:1WCAG large text: AAA

Contrast with black, large text3.16:1WCAG large text: AA

Named colours

Medium blue · ΔE 16.6 Blue · ΔE 23.3 Blue violet · ΔE 23.7 Dark violet · ΔE 30.5 Dark orchid · ΔE 36.7 Dark blue · ΔE 38.2

Nearest named CSS colourMedium blue (#0000CD)ΔE 16.58, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#FFDE1C

Analogous#1CAFFF, #6D1CFF

Triadic#FF1C3D, #3DFF1C

Split complementary#FF6C1C, #AFFF1C

Tetradic#FF1CAF, #FFDE1C, #1CFF6C

Tints, shades & saturation

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

Lighter +40%#E8EBFF

Lighter +30%#B5C0FF

Lighter +20%#8294FF

Lighter +10%#4F69FF

Darker −10%#0022E8

Darker −20%#001AB5

Darker −30%#001382

Darker −40%#000B4F

More saturated +25%#1C3DFF

Less saturated −25%#3851E3

Channel breakdown

R28

G61

B255

Red28 (11%)

Green61 (23.9%)

Blue255 (100%)

Hue231.28°

Saturation (HSL)100%

Lightness55.49%

Dominant channelBlue

Hex per channelR 1C · G 3D · B FF

Keep nerding

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

#1C3DFF

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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