Colour

#1C2443

#1C2443
Blue
Dark
Nearest: Black

#1C2443 is a blue with RGB values 28, 36, 67 and HSL 228°, 41%, 19%. It is a dark colour, so white text on it reaches 15.2:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#1C2443#1C2443

HEX#1C2443

RGBrgb(28, 36, 67)

RGB (0–1)0.1098, 0.1412, 0.2627

RGB percentages11%, 14.1%, 26.3%

HSLhsl(227.7, 41.1%, 18.6%)

HSV / HSBhsv(227.7, 58.2%, 26.3%)

CMYK58.2%, 46.3%, 0%, 73.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,844,291

CSS custom property--colour: #1C2443;

Brightness & contrast

Relative luminance0.01914WCAG 2.x, 0 is black and 1 is white

Perceived brightness38.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 15.19:1

Contrast with white15.19:1WCAG normal text: AAA

Contrast with black1.38:1WCAG normal text: Fail

Greyscale equivalent#252525

Inverted#E3DBBC

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#172844no red cones; affects about 1% of men; ΔE 4.1 from the original

Deuteranopia#132442no green cones; the most common form, about 1% of men; ΔE 2.8 from the original

Tritanopia#0B2B30no blue cones; rare, and affects men and women equally; ΔE 21.8 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text15.19:1WCAG large text: AAA

Contrast with black, large text1.38:1WCAG large text: Fail

Named colours

Black · ΔE 26.6 Dark slate grey · ΔE 30.1 Dark slateblue · ΔE 32.7 Dim grey · ΔE 36.7 Midnight blue · ΔE 38 Slate grey · ΔE 40.2

Nearest named CSS colourBlack (#000000)ΔE 26.56, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#433B1C

Analogous#1C3843, #271C43

Triadic#431C24, #24431C

Split complementary#43271C, #38431C

Tetradic#431C38, #433B1C, #1C4327

Tints, shades & saturation

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

Lighter +40%#6A7CC1

Lighter +30%#495EAF

Lighter +20%#3A4B8B

Lighter +10%#2B3767

Darker −10%#0D111F

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#101D4F

Less saturated −25%#282B37

Channel breakdown

R28

G36

B67

Red28 (11%)

Green36 (14.1%)

Blue67 (26.3%)

Hue227.69°

Saturation (HSL)41.05%

Lightness18.63%

Dominant channelBlue

Hex per channelR 1C · G 24 · B 43

Keep nerding

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

#1C2443

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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