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Recognised as Colour

#0B034A

  • #0B034A
  • Blue
  • Dark
  • Nearest: Midnight blue

#0B034A is a blue with RGB values 11, 3, 74 and HSL 247°, 92%, 15%. It is a dark colour, so white text on it reaches 18.6:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#0B034A#0B034A
HEX#0B034A
RGBrgb(11, 3, 74)
RGB (0–1)0.0431, 0.0118, 0.2902
RGB percentages4.3%, 1.2%, 29%
HSLhsl(246.8, 92.2%, 15.1%)
HSV / HSBhsv(246.8, 95.9%, 29%)
CMYK85.1%, 95.9%, 0%, 71%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer721,738
CSS custom property--colour: #0B034A;

Brightness & contrast

Relative luminance0.00631WCAG 2.x, 0 is black and 1 is white
Perceived brightness25.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 18.65:1
Contrast with white18.65:1WCAG normal text: AAA
Contrast with black1.13:1WCAG normal text: Fail
Greyscale equivalent#0A0A0A
Inverted#F4FCB5

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#00164Cno red cones; affects about 1% of men; ΔE 14.1 from the original
Deuteranopia#000F49no green cones; the most common form, about 1% of men; ΔE 9.3 from the original
Tritanopia#001B28no blue cones; rare, and affects men and women equally; ΔE 44.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text18.65:1WCAG large text: AAA
Contrast with black, large text1.13:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 13.6Dark slateblue · ΔE 25.4Indigo · ΔE 29.6Navy · ΔE 30.9Rebecca purple · ΔE 31.1Dark blue · ΔE 36.1
Nearest named CSS colourMidnight blue (#191970)ΔE 13.62, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#424A03
Analogous#031F4A, #2E034A
Triadic#4A0B03, #034A0B
Split complementary#4A2E03, #1F4A03
Tetradic#4A031F, #424A03, #034A2E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#3B23F6
Lighter +30%#2109DD
Lighter +20%#1A07AC
Lighter +10%#12057B
Darker −10%#040119
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#09004D
Less saturated −25%#120D40

Channel breakdown

R11
G3
B74
Red11 (4.3%)
Green3 (1.2%)
Blue74 (29%)
Hue246.76°
Saturation (HSL)92.21%
Lightness15.1%
Dominant channelBlue
Hex per channelR 0B · G 03 · B 4A

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Every value on this page was computed from “0b034a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.