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Colour

#243ACC

  • #243ACC
  • Blue
  • Dark
  • Nearest: Dark blue

#243ACC is a blue with RGB values 36, 58, 204 and HSL 232°, 70%, 47%. It is a dark colour, so white text on it reaches 8.2:1 contrast (AAA for normal text). The nearest named colour is Dark blue.

Colour values

#243ACC#243ACC
HEX#243ACC
RGBrgb(36, 58, 204)
RGB (0–1)0.1412, 0.2275, 0.8
RGB percentages14.1%, 22.7%, 80%
HSLhsl(232.1, 70%, 47.1%)
HSV / HSBhsv(232.1, 82.4%, 80%)
CMYK82.4%, 71.6%, 0%, 20%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,374,348
CSS custom property--colour: #243ACC;

Brightness & contrast

Relative luminance0.07761WCAG 2.x, 0 is black and 1 is white
Perceived brightness84.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.23:1
Contrast with white8.23:1WCAG normal text: AAA
Contrast with black2.55:1WCAG normal text: Fail
Greyscale equivalent#404040
Inverted#DBC533

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0057D0no red cones; affects about 1% of men; ΔE 21.5 from the original
Deuteranopia#0046C9no green cones; the most common form, about 1% of men; ΔE 11.2 from the original
Tritanopia#00647Fno blue cones; rare, and affects men and women equally; ΔE 81.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.23:1WCAG large text: AAA
Contrast with black, large text2.55:1WCAG large text: Fail

Named colours

Dark blue · ΔE 21Medium slateblue · ΔE 22.3Navy · ΔE 23.9Slate blue · ΔE 24.2Blue violet · ΔE 26.2Royal blue · ΔE 26.4
Nearest named CSS colourDark blue (#00008B)ΔE 21.03, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CCB624
Analogous#248ECC, #6224CC
Triadic#CC243A, #3ACC24
Split complementary#CC6224, #8ECC24
Tetradic#CC248E, #CCB624, #24CC62

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C7CDF5
Lighter +30%#9CA6ED
Lighter +20%#7080E6
Lighter +10%#4559DE
Darker −10%#1C2EA1
Darker −20%#152175
Darker −30%#0D154A
Darker −40%#05091F
More saturated +25%#0624EA
Less saturated −25%#4250AE

Channel breakdown

R36
G58
B204
Red36 (14.1%)
Green58 (22.7%)
Blue204 (80%)
Hue232.14°
Saturation (HSL)70%
Lightness47.06%
Dominant channelBlue
Hex per channelR 24 · G 3A · B CC

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Every value on this page was computed from “243acc” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.