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Recognised as Colour

#231E6A

  • #231E6A
  • Blue
  • Dark
  • Nearest: Midnight blue

#231E6A is a blue with RGB values 35, 30, 106 and HSL 244°, 56%, 27%. It is a dark colour, so white text on it reaches 14.3:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#231E6A#231E6A
HEX#231E6A
RGBrgb(35, 30, 106)
RGB (0–1)0.1373, 0.1176, 0.4157
RGB percentages13.7%, 11.8%, 41.6%
HSLhsl(243.9, 55.9%, 26.7%)
HSV / HSBhsv(243.9, 71.7%, 41.6%)
CMYK67%, 71.7%, 0%, 58.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,301,546
CSS custom property--colour: #231E6A;

Brightness & contrast

Relative luminance0.02326WCAG 2.x, 0 is black and 1 is white
Perceived brightness46.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.33:1
Contrast with white14.33:1WCAG normal text: AAA
Contrast with black1.47:1WCAG normal text: Fail
Greyscale equivalent#252525
Inverted#DCE195

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#002D6Cno red cones; affects about 1% of men; ΔE 14.3 from the original
Deuteranopia#002769no green cones; the most common form, about 1% of men; ΔE 10.7 from the original
Tritanopia#003241no blue cones; rare, and affects men and women equally; ΔE 47.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text14.33:1WCAG large text: AAA
Contrast with black, large text1.47:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 7.4Dark slateblue · ΔE 13.9Rebecca purple · ΔE 22.3Indigo · ΔE 26.2Navy · ΔE 29.3Slate blue · ΔE 32.7
Nearest named CSS colourMidnight blue (#191970)ΔE 7.38, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#656A1E
Analogous#1E3F6A, #491E6A
Triadic#6A231E, #1E6A23
Split complementary#6A491E, #3F6A1E
Tetradic#6A1E3F, #656A1E, #1E6A49

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#817BDA
Lighter +30%#5B53CE
Lighter +20%#3D35BA
Lighter +10%#302992
Darker −10%#161342
Darker −20%#09081B
Darker −30%#000000
Darker −40%#000000
More saturated +25%#140D7B
Less saturated −25%#322F59

Channel breakdown

R35
G30
B106
Red35 (13.7%)
Green30 (11.8%)
Blue106 (41.6%)
Hue243.95°
Saturation (HSL)55.88%
Lightness26.67%
Dominant channelBlue
Hex per channelR 23 · G 1E · B 6A

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Every value on this page was computed from “231e6a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.