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Recognised as Colour

#003059

  • #003059
  • Blue
  • Dark
  • Nearest: Dark slateblue

#003059 is a blue with RGB values 0, 48, 89 and HSL 208°, 100%, 17%. It is a dark colour, so white text on it reaches 13.4:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#003059#003059
HEX#003059
RGBrgb(0, 48, 89)
RGB (0–1)0, 0.1882, 0.349
RGB percentages0%, 18.8%, 34.9%
HSLhsl(207.6, 100%, 17.5%)
HSV / HSBhsv(207.6, 100%, 34.9%)
CMYK100%, 46.1%, 0%, 65.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,377
CSS custom property--colour: #003059;

Brightness & contrast

Relative luminance0.02835WCAG 2.x, 0 is black and 1 is white
Perceived brightness47.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.4:1
Contrast with white13.4:1WCAG normal text: AAA
Contrast with black1.57:1WCAG normal text: Fail
Greyscale equivalent#292929
Inverted#FFCFA6

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#1B335Bno red cones; affects about 1% of men; ΔE 3.7 from the original
Deuteranopia#092B58no green cones; the most common form, about 1% of men; ΔE 4.8 from the original
Tritanopia#003A40no blue cones; rare, and affects men and women equally; ΔE 26.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text13.4:1WCAG large text: AAA
Contrast with black, large text1.57:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 28.9Dark slate grey · ΔE 31.4Steel blue · ΔE 34Black · ΔE 34.8Midnight blue · ΔE 35.6Dim grey · ΔE 38.3
Nearest named CSS colourDark slateblue (#483D8B)ΔE 28.93, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#592900
Analogous#005956, #000359
Triadic#590030, #305900
Split complementary#590003, #595600
Tetradic#560059, #592900, #035900

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#269BFF
Lighter +30%#0083F2
Lighter +20%#0067BF
Lighter +10%#004C8C
Darker −10%#001426
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#003059
Less saturated −25%#0B2F4E

Channel breakdown

R0
G48
B89
Red0 (0%)
Green48 (18.8%)
Blue89 (34.9%)
Hue207.64°
Saturation (HSL)100%
Lightness17.45%
Dominant channelBlue
Hex per channelR 00 · G 30 · B 59

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Every value on this page was computed from “hex 003059” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.