Colour

#1C2842

#1C2842
Blue
Dark
Nearest: Black

#1C2842 is a blue with RGB values 28, 40, 66 and HSL 221°, 40%, 18%. It is a dark colour, so white text on it reaches 14.7:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#1C2842#1C2842

HEX#1C2842

RGBrgb(28, 40, 66)

RGB (0–1)0.1098, 0.1569, 0.2588

RGB percentages11%, 15.7%, 25.9%

HSLhsl(221.1, 40.4%, 18.4%)

HSV / HSBhsv(221.1, 57.6%, 25.9%)

CMYK57.6%, 39.4%, 0%, 74.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,845,314

CSS custom property--colour: #1C2842;

Brightness & contrast

Relative luminance0.02158WCAG 2.x, 0 is black and 1 is white

Perceived brightness40.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 14.67:1

Contrast with white14.67:1WCAG normal text: AAA

Contrast with black1.43:1WCAG normal text: Fail

Greyscale equivalent#272727

Inverted#E3D7BD

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#1E2A43no red cones; affects about 1% of men; ΔE 1.2 from the original

Deuteranopia#1A2741no green cones; the most common form, about 1% of men; ΔE 0.6 from the original

Tritanopia#0B2E31no blue cones; rare, and affects men and women equally; ΔE 19.4 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text14.67:1WCAG large text: AAA

Contrast with black, large text1.43:1WCAG large text: Fail

Named colours

Black · ΔE 24.6 Dark slate grey · ΔE 25.8 Dim grey · ΔE 33.6 Dark slateblue · ΔE 35.9 Slate grey · ΔE 37.8 Steel blue · ΔE 39.6

Nearest named CSS colourBlack (#000000)ΔE 24.6, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#42361C

Analogous#1C3B42, #231C42

Triadic#421C28, #28421C

Split complementary#42231C, #3B421C

Tetradic#421C3B, #42361C, #1C4223

Tints, shades & saturation

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

Lighter +40%#6A85C0

Lighter +30%#4A69AD

Lighter +20%#3A538A

Lighter +10%#2B3E66

Darker −10%#0D121E

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#10244E

Less saturated −25%#282C36

Channel breakdown

R28

G40

B66

Red28 (11%)

Green40 (15.7%)

Blue66 (25.9%)

Hue221.05°

Saturation (HSL)40.43%

Lightness18.43%

Dominant channelBlue

Hex per channelR 1C · G 28 · B 42

Keep nerding

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

#1C2842

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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