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Recognised as Colour

#24369E

  • #24369E
  • Blue
  • Dark
  • Nearest: Midnight blue

#24369E is a blue with RGB values 36, 54, 158 and HSL 231°, 63%, 38%. It is a dark colour, so white text on it reaches 10:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#24369E#24369E
HEX#24369E
RGBrgb(36, 54, 158)
RGB (0–1)0.1412, 0.2118, 0.6196
RGB percentages14.1%, 21.2%, 62%
HSLhsl(231.1, 62.9%, 38%)
HSV / HSBhsv(231.1, 77.2%, 62%)
CMYK77.2%, 65.8%, 0%, 38%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,373,278
CSS custom property--colour: #24369E;

Brightness & contrast

Relative luminance0.05482WCAG 2.x, 0 is black and 1 is white
Perceived brightness70.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.02:1
Contrast with white10.02:1WCAG normal text: AAA
Contrast with black2.1:1WCAG normal text: Fail
Greyscale equivalent#3A3A3A
Inverted#DBC961

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0048A1no red cones; affects about 1% of men; ΔE 15 from the original
Deuteranopia#003D9Cno green cones; the most common form, about 1% of men; ΔE 8.3 from the original
Tritanopia#005265no blue cones; rare, and affects men and women equally; ΔE 61.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text10.02:1WCAG large text: AAA
Contrast with black, large text2.1:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 15Rebecca purple · ΔE 16.9Dark slateblue · ΔE 17.2Slate blue · ΔE 18Royal blue · ΔE 21.5Indigo · ΔE 22.5
Nearest named CSS colourMidnight blue (#191970)ΔE 15.03, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#9E8C24
Analogous#24739E, #4F249E
Triadic#9E2436, #369E24
Split complementary#9E4F24, #739E24
Tetradic#9E2473, #9E8C24, #249E4F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A4AEEA
Lighter +30%#7A89E1
Lighter +20%#5165D7
Lighter +10%#2D44C8
Darker −10%#1B2874
Darker −20%#111A4B
Darker −30%#080B21
Darker −40%#000000
More saturated +25%#0C25B6
Less saturated −25%#3C4786

Channel breakdown

R36
G54
B158
Red36 (14.1%)
Green54 (21.2%)
Blue158 (62%)
Hue231.15°
Saturation (HSL)62.89%
Lightness38.04%
Dominant channelBlue
Hex per channelR 24 · G 36 · B 9E

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Every value on this page was computed from “24369e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.