Colour

#01569A

#01569A
Blue
Dark
Nearest: Dark slateblue

#01569A is a blue with RGB values 1, 86, 154 and HSL 207°, 99%, 30%. It is a dark colour, so white text on it reaches 7.5:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#01569A#01569A

HEX#01569A

RGBrgb(1, 86, 154)

RGB (0–1)0.0039, 0.3373, 0.6039

RGB percentages0.4%, 33.7%, 60.4%

HSLhsl(206.7, 98.7%, 30.4%)

HSV / HSBhsv(206.7, 99.4%, 60.4%)

CMYK99.4%, 44.2%, 0%, 39.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer87,706

CSS custom property--colour: #01569A;

Brightness & contrast

Relative luminance0.08995WCAG 2.x, 0 is black and 1 is white

Perceived brightness83.9 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 7.5:1

Contrast with white7.5:1WCAG normal text: AAA

Contrast with black2.8:1WCAG normal text: Fail

Greyscale equivalent#494949

Inverted#FEA965

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#325B9Dno red cones; affects about 1% of men; ΔE 5 from the original

Deuteranopia#134F99no green cones; the most common form, about 1% of men; ΔE 6.1 from the original

Tritanopia#006770no blue cones; rare, and affects men and women equally; ΔE 41.1 from the original

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

Contrast with white, large text7.5:1WCAG large text: AAA

Contrast with black, large text2.8:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 21.4 Steel blue · ΔE 21.9 Cornflower blue · ΔE 27 Dodgerblue · ΔE 31.3 Royal blue · ΔE 32.7 Midnight blue · ΔE 33.8

Nearest named CSS colourDark slateblue (#483D8B)ΔE 21.39, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#9A4501

Analogous#019A91, #010A9A

Triadic#9A0156, #569A01

Split complementary#9A010A, #9A9101

Tetradic#91019A, #9A4501, #0A9A01

Tints, shades & saturation

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

Lighter +40%#69BCFE

Lighter +30%#36A5FE

Lighter +20%#048EFD

Lighter +10%#0172CD

Darker −10%#013A67

Darker −20%#001D35

Darker −30%#000102

Darker −40%#000000

More saturated +25%#00569B

Less saturated −25%#145487

Channel breakdown

G86

B154

Red1 (0.4%)

Green86 (33.7%)

Blue154 (60.4%)

Hue206.67°

Saturation (HSL)98.71%

Lightness30.39%

Dominant channelBlue

Hex per channelR 01 · G 56 · B 9A

Keep nerding

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

#01569A

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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