Colour

#01568F

#01568F
Blue
Dark
Nearest: Steel blue

#01568F is a blue with RGB values 1, 86, 143 and HSL 204°, 99%, 28%. It is a dark colour, so white text on it reaches 7.7:1 contrast (AAA for normal text). The nearest named colour is Steel blue.

Colour values

#01568F#01568F

HEX#01568F

RGBrgb(1, 86, 143)

RGB (0–1)0.0039, 0.3373, 0.5608

RGB percentages0.4%, 33.7%, 56.1%

HSLhsl(204.1, 98.6%, 28.2%)

HSV / HSBhsv(204.1, 99.3%, 56.1%)

CMYK99.3%, 39.9%, 0%, 43.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer87,695

CSS custom property--colour: #01568F;

Brightness & contrast

Relative luminance0.08645WCAG 2.x, 0 is black and 1 is white

Perceived brightness81.7 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 7.7:1

Contrast with white7.7:1WCAG normal text: AAA

Contrast with black2.73:1WCAG normal text: Fail

Greyscale equivalent#484848

Inverted#FEA970

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#3A5991no red cones; affects about 1% of men; ΔE 7.2 from the original

Deuteranopia#244E8Eno green cones; the most common form, about 1% of men; ΔE 8.5 from the original

Tritanopia#00646Bno blue cones; rare, and affects men and women equally; ΔE 34.9 from the original

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

Contrast with white, large text7.7:1WCAG large text: AAA

Contrast with black, large text2.73:1WCAG large text: Fail

Named colours

Steel blue · ΔE 18.6 Dark slateblue · ΔE 26.1 Cornflower blue · ΔE 30.4 Slate grey · ΔE 32.3 Light slate grey · ΔE 33.7 Dark slate grey · ΔE 36.3

Nearest named CSS colourSteel blue (#4682B4)ΔE 18.62, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#8F3A01

Analogous#018F81, #010F8F

Triadic#8F0156, #568F01

Split complementary#8F010F, #8F8101

Tetradic#81018F, #8F3A01, #0F8F01

Tints, shades & saturation

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

Lighter +40%#5EBEFE

Lighter +30%#2BA9FE

Lighter +20%#0293F4

Lighter +10%#0174C2

Darker −10%#01385C

Darker −20%#00192A

Darker −30%#000000

Darker −40%#000000

More saturated +25%#005690

Less saturated −25%#13527D

Channel breakdown

G86

B143

Red1 (0.4%)

Green86 (33.7%)

Blue143 (56.1%)

Hue204.08°

Saturation (HSL)98.61%

Lightness28.24%

Dominant channelBlue

Hex per channelR 01 · G 56 · B 8F

Keep nerding

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

#01568F

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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