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Colour

#231EA2

  • #231EA2
  • Blue
  • Dark
  • Nearest: Dark blue

#231EA2 is a blue with RGB values 35, 30, 162 and HSL 242°, 69%, 38%. It is a dark colour, so white text on it reaches 11.8:1 contrast (AAA for normal text). The nearest named colour is Dark blue.

Colour values

#231EA2#231EA2
HEX#231EA2
RGBrgb(35, 30, 162)
RGB (0–1)0.1373, 0.1176, 0.6353
RGB percentages13.7%, 11.8%, 63.5%
HSLhsl(242.3, 68.7%, 37.6%)
HSV / HSBhsv(242.3, 81.5%, 63.5%)
CMYK78.4%, 81.5%, 0%, 36.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,301,602
CSS custom property--colour: #231EA2;

Brightness & contrast

Relative luminance0.03895WCAG 2.x, 0 is black and 1 is white
Perceived brightness62.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.81:1
Contrast with white11.81:1WCAG normal text: AAA
Contrast with black1.78:1WCAG normal text: Fail
Greyscale equivalent#292929
Inverted#DCE15D

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#003EA6no red cones; affects about 1% of men; ΔE 22.7 from the original
Deuteranopia#0031A0no green cones; the most common form, about 1% of men; ΔE 15 from the original
Tritanopia#004861no blue cones; rare, and affects men and women equally; ΔE 74.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text11.81:1WCAG large text: AAA
Contrast with black, large text1.78:1WCAG large text: Fail

Named colours

Dark blue · ΔE 9.4Navy · ΔE 11.1Indigo · ΔE 16.3Rebecca purple · ΔE 23.8Midnight blue · ΔE 25.3Slate blue · ΔE 26.7
Nearest named CSS colourDark blue (#00008B)ΔE 9.35, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#9DA21E
Analogous#1E5BA2, #651EA2
Triadic#A2231E, #1EA223
Split complementary#A2651E, #5BA21E
Tetradic#A21E5B, #9DA21E, #1EA265

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A29FED
Lighter +30%#7874E5
Lighter +20%#4E49DD
Lighter +10%#2C26CD
Darker −10%#1A1677
Darker −20%#100E4C
Darker −30%#070621
Darker −40%#000000
More saturated +25%#0D06BA
Less saturated −25%#39368A

Channel breakdown

R35
G30
B162
Red35 (13.7%)
Green30 (11.8%)
Blue162 (63.5%)
Hue242.27°
Saturation (HSL)68.75%
Lightness37.65%
Dominant channelBlue
Hex per channelR 23 · G 1E · B A2

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Every value on this page was computed from “231ea2” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.