Colour

#1C0197

#1C0197
Blue
Dark
Nearest: Dark blue

#1C0197 is a blue with RGB values 28, 1, 151 and HSL 251°, 99%, 30%. It is a dark colour, so white text on it reaches 14:1 contrast (AAA for normal text). The nearest named colour is Dark blue.

Colour values

#1C0197#1C0197

HEX#1C0197

RGBrgb(28, 1, 151)

RGB (0–1)0.1098, 0.0039, 0.5922

RGB percentages11%, 0.4%, 59.2%

HSLhsl(250.8, 98.7%, 29.8%)

HSV / HSBhsv(250.8, 99.3%, 59.2%)

CMYK81.5%, 99.3%, 0%, 40.8%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,835,415

CSS custom property--colour: #1C0197;

Brightness & contrast

Relative luminance0.02503WCAG 2.x, 0 is black and 1 is white

Perceived brightness53.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 13.99:1

Contrast with white13.99:1WCAG normal text: AAA

Contrast with black1.5:1WCAG normal text: Fail

Greyscale equivalent#121212

Inverted#E3FE68

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#00329Bno red cones; affects about 1% of men; ΔE 26.7 from the original

Deuteranopia#002595no green cones; the most common form, about 1% of men; ΔE 19.2 from the original

Tritanopia#003C57no blue cones; rare, and affects men and women equally; ΔE 78 from the original

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

Contrast with white, large text13.99:1WCAG large text: AAA

Contrast with black, large text1.5:1WCAG large text: Fail

Named colours

Dark blue · ΔE 5 Navy · ΔE 10 Indigo · ΔE 17.8 Medium blue · ΔE 25.7 Blue violet · ΔE 29.4 Dark orchid · ΔE 29.9

Nearest named CSS colourDark blue (#00008B)ΔE 5.01, clearly different but related

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#7C9701

Analogous#013197, #670197

Triadic#971C01, #01971C

Split complementary#976701, #319701

Tetradic#970131, #7C9701, #019767

Tints, shades & saturation

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

Lighter +40%#8166FE

Lighter +30%#5833FE

Lighter +20%#2F02FC

Lighter +10%#2501CA

Darker −10%#130164

Darker −20%#090032

Darker −30%#000000

Darker −40%#000000

More saturated +25%#1B0098

Less saturated −25%#281484

Channel breakdown

R28

B151

Red28 (11%)

Green1 (0.4%)

Blue151 (59.2%)

Hue250.8°

Saturation (HSL)98.68%

Lightness29.8%

Dominant channelBlue

Hex per channelR 1C · G 01 · B 97

Keep nerding

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

#1C0197

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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