Recognised as Colour

#1957BA

#1957BA
Blue
Dark
Nearest: Royal blue

#1957BA is a blue with RGB values 25, 87, 186 and HSL 217°, 76%, 41%. It is a dark colour, so white text on it reaches 6.7:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#1957BA#1957BA

HEX#1957BA

RGBrgb(25, 87, 186)

RGB (0–1)0.098, 0.3412, 0.7294

RGB percentages9.8%, 34.1%, 72.9%

HSLhsl(216.9, 76.3%, 41.4%)

HSV / HSBhsv(216.9, 86.6%, 72.9%)

CMYK86.6%, 53.2%, 0%, 27.1%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,660,858

CSS custom property--colour: #1957BA;

Brightness & contrast

Relative luminance0.10568WCAG 2.x, 0 is black and 1 is white

Perceived brightness92.6 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 6.74:1

Contrast with white6.74:1WCAG normal text: AA

Contrast with black3.11:1WCAG normal text: Fail

Greyscale equivalent#515151

Inverted#E6A845

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0463BEno red cones; affects about 1% of men; ΔE 8.7 from the original

Deuteranopia#0055B8no green cones; the most common form, about 1% of men; ΔE 1.4 from the original

Tritanopia#006F80no blue cones; rare, and affects men and women equally; ΔE 56.5 from the original

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

Contrast with white, large text6.74:1WCAG large text: AAA

Contrast with black, large text3.11:1WCAG large text: AA

Named colours

Royal blue · ΔE 13.9 Slate blue · ΔE 18.2 Dark slateblue · ΔE 18.7 Dodgerblue · ΔE 23.2 Medium purple · ΔE 25.1 Cornflower blue · ΔE 26.3

Nearest named CSS colourRoyal blue (#4169E1)ΔE 13.93, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#BA7C19

Analogous#19A7BA, #2B19BA

Triadic#BA1957, #57BA19

Split complementary#BA2C19, #A7BA19

Tetradic#BA19A8, #BA7C19, #19BA2C

Tints, shades & saturation

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

Lighter +40%#ABC7F4

Lighter +30%#7EA9EE

Lighter +20%#518BE8

Lighter +10%#246DE2

Darker −10%#13428D

Darker −20%#0D2D60

Darker −30%#071833

Darker −40%#010306

More saturated +25%#0051D3

Less saturated −25%#335DA0

Channel breakdown

R25

G87

B186

Red25 (9.8%)

Green87 (34.1%)

Blue186 (72.9%)

Hue216.89°

Saturation (HSL)76.3%

Lightness41.37%

Dominant channelBlue

Hex per channelR 19 · G 57 · B BA

Keep nerding

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

#1957BA

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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