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Colour

#00259B

  • #00259B
  • Blue
  • Dark
  • Nearest: Navy

#00259B is a blue with RGB values 0, 37, 155 and HSL 226°, 100%, 30%. It is a dark colour, so white text on it reaches 12.1:1 contrast (AAA for normal text). The nearest named colour is Navy.

Colour values

#00259B#00259B
HEX#00259B
RGBrgb(0, 37, 155)
RGB (0–1)0, 0.1451, 0.6078
RGB percentages0%, 14.5%, 60.8%
HSLhsl(225.7, 100%, 30.4%)
HSV / HSBhsv(225.7, 100%, 60.8%)
CMYK100%, 76.1%, 0%, 39.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer9,627
CSS custom property--colour: #00259B;

Brightness & contrast

Relative luminance0.0369WCAG 2.x, 0 is black and 1 is white
Perceived brightness59.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.08:1
Contrast with white12.08:1WCAG normal text: AAA
Contrast with black1.74:1WCAG normal text: Fail
Greyscale equivalent#262626
Inverted#FFDA64

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#003D9Eno red cones; affects about 1% of men; ΔE 18.2 from the original
Deuteranopia#002F99no green cones; the most common form, about 1% of men; ΔE 8.9 from the original
Tritanopia#00485Eno blue cones; rare, and affects men and women equally; ΔE 68.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text12.08:1WCAG large text: AAA
Contrast with black, large text1.74:1WCAG large text: Fail

Named colours

Navy · ΔE 13Dark blue · ΔE 14.4Indigo · ΔE 17.9Midnight blue · ΔE 18.7Rebecca purple · ΔE 21.4Slate blue · ΔE 24.2
Nearest named CSS colourNavy (#000080)ΔE 13, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#9B7600
Analogous#00729B, #29009B
Triadic#9B0025, #259B00
Split complementary#9B2900, #729B00
Tetradic#9B0072, #9B7600, #009B28

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#688CFF
Lighter +30%#3565FF
Lighter +20%#023EFF
Lighter +10%#0031CE
Darker −10%#001968
Darker −20%#000D35
Darker −30%#000002
Darker −40%#000000
More saturated +25%#00259B
Less saturated −25%#132F88

Channel breakdown

R0
G37
B155
Red0 (0%)
Green37 (14.5%)
Blue155 (60.8%)
Hue225.68°
Saturation (HSL)100%
Lightness30.39%
Dominant channelBlue
Hex per channelR 00 · G 25 · B 9B

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Every value on this page was computed from “00259b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.