Recognised as Colour

#002539

#002539
Blue
Dark
Nearest: Black

#002539 is a blue with RGB values 0, 37, 57 and HSL 201°, 100%, 11%. It is a dark colour, so white text on it reaches 15.9:1 contrast (AAA for normal text). The nearest named colour is Black.

Colour values

#002539#002539

HEX#002539

RGBrgb(0, 37, 57)

RGB (0–1)0, 0.1451, 0.2235

RGB percentages0%, 14.5%, 22.4%

HSLhsl(201.1, 100%, 11.2%)

HSV / HSBhsv(201.1, 100%, 22.4%)

CMYK100%, 35.1%, 0%, 77.6%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer9,529

CSS custom property--colour: #002539;

Brightness & contrast

Relative luminance0.01619WCAG 2.x, 0 is black and 1 is white

Perceived brightness34.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 15.86:1

Contrast with white15.86:1WCAG normal text: AAA

Contrast with black1.32:1WCAG normal text: Fail

Greyscale equivalent#1F1F1F

Inverted#FFDAC6

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#1B253Ano red cones; affects about 1% of men; ΔE 6.9 from the original

Deuteranopia#132039no green cones; the most common form, about 1% of men; ΔE 7.8 from the original

Tritanopia#002A2Cno blue cones; rare, and affects men and women equally; ΔE 14.4 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text15.86:1WCAG large text: AAA

Contrast with black, large text1.32:1WCAG large text: Fail

Named colours

Black · ΔE 21.6 Dark slate grey · ΔE 23.3 Dim grey · ΔE 35.4 Slate grey · ΔE 40 Steel blue · ΔE 42.2 Light slate grey · ΔE 42.9

Nearest named CSS colourBlack (#000000)ΔE 21.57, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#391400

Analogous#003931, #000839

Triadic#390025, #253900

Split complementary#390008, #393100

Tetradic#310039, #391400, #083900

Tints, shades & saturation

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

Lighter +40%#06A8FF

Lighter +30%#0088D2

Lighter +20%#00679F

Lighter +10%#00466C

Darker −10%#000406

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#002539

Less saturated −25%#072332

Channel breakdown

G37

B57

Red0 (0%)

Green37 (14.5%)

Blue57 (22.4%)

Hue201.05°

Saturation (HSL)100%

Lightness11.18%

Dominant channelBlue

Hex per channelR 00 · G 25 · B 39

Keep nerding

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

#002539

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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