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Colour

#0B1A67

  • #0B1A67
  • Blue
  • Dark
  • Nearest: Midnight blue

#0B1A67 is a blue with RGB values 11, 26, 103 and HSL 230°, 81%, 22%. It is a dark colour, so white text on it reaches 15.5:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#0B1A67#0B1A67
HEX#0B1A67
RGBrgb(11, 26, 103)
RGB (0–1)0.0431, 0.102, 0.4039
RGB percentages4.3%, 10.2%, 40.4%
HSLhsl(230.2, 80.7%, 22.4%)
HSV / HSBhsv(230.2, 89.3%, 40.4%)
CMYK89.3%, 74.8%, 0%, 59.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer727,655
CSS custom property--colour: #0B1A67;

Brightness & contrast

Relative luminance0.01789WCAG 2.x, 0 is black and 1 is white
Perceived brightness40.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 15.47:1
Contrast with white15.47:1WCAG normal text: AAA
Contrast with black1.36:1WCAG normal text: Fail
Greyscale equivalent#1C1C1C
Inverted#F4E598

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#002969no red cones; affects about 1% of men; ΔE 12.8 from the original
Deuteranopia#002066no green cones; the most common form, about 1% of men; ΔE 6.1 from the original
Tritanopia#00303Eno blue cones; rare, and affects men and women equally; ΔE 48.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text15.47:1WCAG large text: AAA
Contrast with black, large text1.36:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 6.4Dark slateblue · ΔE 17Rebecca purple · ΔE 24.8Indigo · ΔE 26.9Navy · ΔE 28Dark blue · ΔE 32.9
Nearest named CSS colourMidnight blue (#191970)ΔE 6.42, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#67580B
Analogous#0B4867, #2A0B67
Triadic#670B1A, #1A670B
Split complementary#672A0B, #48670B
Tetradic#670B48, #67580B, #0B672A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#526BEC
Lighter +30%#2343E8
Lighter +20%#1531C3
Lighter +10%#102695
Darker −10%#060E39
Darker −20%#01030B
Darker −30%#000000
Darker −40%#000000
More saturated +25%#001372
Less saturated −25%#192459

Channel breakdown

R11
G26
B103
Red11 (4.3%)
Green26 (10.2%)
Blue103 (40.4%)
Hue230.22°
Saturation (HSL)80.7%
Lightness22.35%
Dominant channelBlue
Hex per channelR 0B · G 1A · B 67

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Every value on this page was computed from “0b1a67” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.