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Recognised as Colour

#2D3AAE

  • #2D3AAE
  • Blue
  • Dark
  • Nearest: Slate blue

#2D3AAE is a blue with RGB values 45, 58, 174 and HSL 234°, 59%, 43%. It is a dark colour, so white text on it reaches 9:1 contrast (AAA for normal text). The nearest named colour is Slate blue.

Colour values

#2D3AAE#2D3AAE
HEX#2D3AAE
RGBrgb(45, 58, 174)
RGB (0–1)0.1765, 0.2275, 0.6824
RGB percentages17.6%, 22.7%, 68.2%
HSLhsl(234, 58.9%, 42.9%)
HSV / HSBhsv(234, 74.1%, 68.2%)
CMYK74.1%, 66.7%, 0%, 31.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,964,142
CSS custom property--colour: #2D3AAE;

Brightness & contrast

Relative luminance0.0664WCAG 2.x, 0 is black and 1 is white
Perceived brightness77.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.02:1
Contrast with white9.02:1WCAG normal text: AAA
Contrast with black2.33:1WCAG normal text: Fail
Greyscale equivalent#404040
Inverted#D2C551

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#004FB2no red cones; affects about 1% of men; ΔE 16.9 from the original
Deuteranopia#0043ACno green cones; the most common form, about 1% of men; ΔE 10.1 from the original
Tritanopia#00596Fno blue cones; rare, and affects men and women equally; ΔE 66.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text9.02:1WCAG large text: AAA
Contrast with black, large text2.33:1WCAG large text: Fail

Named colours

Slate blue · ΔE 15.4Rebecca purple · ΔE 17.8Royal blue · ΔE 19.3Midnight blue · ΔE 20.7Navy · ΔE 21.7Indigo · ΔE 21.7
Nearest named CSS colourSlate blue (#6A5ACD)ΔE 15.36, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AEA12D
Analogous#2D7AAE, #602DAE
Triadic#AE2D3A, #3AAE2D
Split complementary#AE612D, #7AAE2D
Tetradic#AE2D7B, #AEA12D, #2DAE61

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BABFED
Lighter +30%#919AE3
Lighter +20%#6974D8
Lighter +10%#404FCE
Darker −10%#232C85
Darker −20%#181F5D
Darker −30%#0E1134
Darker −40%#03040C
More saturated +25%#1224C9
Less saturated −25%#485093

Channel breakdown

R45
G58
B174
Red45 (17.6%)
Green58 (22.7%)
Blue174 (68.2%)
Hue233.95°
Saturation (HSL)58.9%
Lightness42.94%
Dominant channelBlue
Hex per channelR 2D · G 3A · B AE

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Every value on this page was computed from “2d3aae” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.