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Recognised as Colour

#1A2D43

  • #1A2D43
  • Blue
  • Dark
  • Nearest: Dark slate grey

#1A2D43 is a blue with RGB values 26, 45, 67 and HSL 212°, 44%, 18%. It is a dark colour, so white text on it reaches 14:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#1A2D43#1A2D43
HEX#1A2D43
RGBrgb(26, 45, 67)
RGB (0–1)0.102, 0.1765, 0.2627
RGB percentages10.2%, 17.6%, 26.3%
HSLhsl(212.2, 44.1%, 18.2%)
HSV / HSBhsv(212.2, 61.2%, 26.3%)
CMYK61.2%, 32.8%, 0%, 73.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,715,523
CSS custom property--colour: #1A2D43;

Brightness & contrast

Relative luminance0.02502WCAG 2.x, 0 is black and 1 is white
Perceived brightness43.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14:1
Contrast with white14:1WCAG normal text: AAA
Contrast with black1.5:1WCAG normal text: Fail
Greyscale equivalent#2B2B2B
Inverted#E5D2BC

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#242E44no red cones; affects about 1% of men; ΔE 3 from the original
Deuteranopia#1F2A43no green cones; the most common form, about 1% of men; ΔE 3.8 from the original
Tritanopia#033235no blue cones; rare, and affects men and women equally; ΔE 16.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text14:1WCAG large text: AAA
Contrast with black, large text1.5:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 21.7Black · ΔE 24.1Dim grey · ΔE 31Slate grey · ΔE 35.4Steel blue · ΔE 38.3Light slate grey · ΔE 38.4
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 21.68, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#43301A
Analogous#1A4143, #1C1A43
Triadic#431A2D, #2D431A
Split complementary#431C1A, #42431A
Tetradic#431A41, #43301A, #1A431C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#6691C3
Lighter +30%#4577B1
Lighter +20%#375E8C
Lighter +10%#284668
Darker −10%#0C141E
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#0E2C4F
Less saturated −25%#262E37

Channel breakdown

R26
G45
B67
Red26 (10.2%)
Green45 (17.6%)
Blue67 (26.3%)
Hue212.2°
Saturation (HSL)44.09%
Lightness18.24%
Dominant channelBlue
Hex per channelR 1A · G 2D · B 43

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Every value on this page was computed from “1a2d43” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.