Colour

#1C5AC1

#1C5AC1
Blue
Dark
Nearest: Royal blue

#1C5AC1 is a blue with RGB values 28, 90, 193 and HSL 217°, 75%, 43%. It is a dark colour, so white text on it reaches 6.4:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#1C5AC1#1C5AC1

HEX#1C5AC1

RGBrgb(28, 90, 193)

RGB (0–1)0.1098, 0.3529, 0.7569

RGB percentages11%, 35.3%, 75.7%

HSLhsl(217.5, 74.7%, 43.3%)

HSV / HSBhsv(217.5, 85.5%, 75.7%)

CMYK85.5%, 53.4%, 0%, 24.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,858,241

CSS custom property--colour: #1C5AC1;

Brightness & contrast

Relative luminance0.11409WCAG 2.x, 0 is black and 1 is white

Perceived brightness96.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.4:1

Contrast with white6.4:1WCAG normal text: AA

Contrast with black3.28:1WCAG normal text: Fail

Greyscale equivalent#545454

Inverted#E3A53E

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0067C5no red cones; affects about 1% of men; ΔE 9.6 from the original

Deuteranopia#0058BFno green cones; the most common form, about 1% of men; ΔE 1.5 from the original

Tritanopia#007385no blue cones; rare, and affects men and women equally; ΔE 58.2 from the original

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

Contrast with white, large text6.4:1WCAG large text: AAA

Contrast with black, large text3.28:1WCAG large text: AA

Named colours

Royal blue · ΔE 11.5 Slate blue · ΔE 16.9 Dark slateblue · ΔE 20.5 Dodgerblue · ΔE 22 Medium purple · ΔE 24.1 Medium slateblue · ΔE 24.9

Nearest named CSS colourRoyal blue (#4169E1)ΔE 11.5, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#C1831C

Analogous#1CACC1, #311CC1

Triadic#C11C5A, #5AC11C

Split complementary#C1301C, #ADC11C

Tetradic#C11CAC, #C1831C, #1CC130

Tints, shades & saturation

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

Lighter +40%#B5CDF4

Lighter +30%#88AEEE

Lighter +20%#5C90E7

Lighter +10%#2F72E1

Darker −10%#164594

Darker −20%#0F3068

Darker −30%#091C3B

Darker −40%#02070F

More saturated +25%#0053DD

Less saturated −25%#3861A5

Channel breakdown

R28

G90

B193

Red28 (11%)

Green90 (35.3%)

Blue193 (75.7%)

Hue217.45°

Saturation (HSL)74.66%

Lightness43.33%

Dominant channelBlue

Hex per channelR 1C · G 5A · B C1

Keep nerding

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

#1C5AC1

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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