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Recognised as Colour

#1D2269

  • #1D2269
  • Blue
  • Dark
  • Nearest: Midnight blue

#1D2269 is a blue with RGB values 29, 34, 105 and HSL 236°, 57%, 26%. It is a dark colour, so white text on it reaches 14.1:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#1D2269#1D2269
HEX#1D2269
RGBrgb(29, 34, 105)
RGB (0–1)0.1137, 0.1333, 0.4118
RGB percentages11.4%, 13.3%, 41.2%
HSLhsl(236.1, 56.7%, 26.3%)
HSV / HSBhsv(236.1, 72.4%, 41.2%)
CMYK72.4%, 67.6%, 0%, 58.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,909,353
CSS custom property--colour: #1D2269;

Brightness & contrast

Relative luminance0.02425WCAG 2.x, 0 is black and 1 is white
Perceived brightness46.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.14:1
Contrast with white14.14:1WCAG normal text: AAA
Contrast with black1.49:1WCAG normal text: Fail
Greyscale equivalent#262626
Inverted#E2DD96

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#002F6Bno red cones; affects about 1% of men; ΔE 12.4 from the original
Deuteranopia#002868no green cones; the most common form, about 1% of men; ΔE 7.9 from the original
Tritanopia#003442no blue cones; rare, and affects men and women equally; ΔE 44.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text14.14:1WCAG large text: AAA
Contrast with black, large text1.49:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 11.1Dark slateblue · ΔE 13.5Rebecca purple · ΔE 25.1Indigo · ΔE 30.3Navy · ΔE 33.1Slate blue · ΔE 34.2
Nearest named CSS colourMidnight blue (#191970)ΔE 11.09, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#69641D
Analogous#1D4869, #3E1D69
Triadic#691D22, #22691D
Split complementary#693E1D, #48691D
Tetradic#691D48, #69641D, #1D693E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#787FDA
Lighter +30%#5059CF
Lighter +20%#333CB9
Lighter +10%#282F91
Darker −10%#121541
Darker −20%#070819
Darker −30%#000000
Darker −40%#000000
More saturated +25%#0C137A
Less saturated −25%#2E3158

Channel breakdown

R29
G34
B105
Red29 (11.4%)
Green34 (13.3%)
Blue105 (41.2%)
Hue236.05°
Saturation (HSL)56.72%
Lightness26.27%
Dominant channelBlue
Hex per channelR 1D · G 22 · B 69

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Every value on this page was computed from “1d2269” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.