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Recognised as Colour

#253CC3

  • #253CC3
  • Blue
  • Dark
  • Nearest: Slate blue

#253CC3 is a blue with RGB values 37, 60, 195 and HSL 231°, 68%, 45%. It is a dark colour, so white text on it reaches 8.4:1 contrast (AAA for normal text). The nearest named colour is Slate blue.

Colour values

#253CC3#253CC3
HEX#253CC3
RGBrgb(37, 60, 195)
RGB (0–1)0.1451, 0.2353, 0.7647
RGB percentages14.5%, 23.5%, 76.5%
HSLhsl(231.3, 68.1%, 45.5%)
HSV / HSBhsv(231.3, 81%, 76.5%)
CMYK81%, 69.2%, 0%, 23.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,440,387
CSS custom property--colour: #253CC3;

Brightness & contrast

Relative luminance0.07565WCAG 2.x, 0 is black and 1 is white
Perceived brightness82.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.36:1
Contrast with white8.36:1WCAG normal text: AAA
Contrast with black2.51:1WCAG normal text: Fail
Greyscale equivalent#414141
Inverted#DAC33C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0055C7no red cones; affects about 1% of men; ΔE 19 from the original
Deuteranopia#0046C1no green cones; the most common form, about 1% of men; ΔE 9.6 from the original
Tritanopia#00627Bno blue cones; rare, and affects men and women equally; ΔE 75.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.36:1WCAG large text: AAA
Contrast with black, large text2.51:1WCAG large text: Fail

Named colours

Slate blue · ΔE 19.6Medium slateblue · ΔE 20.3Dark blue · ΔE 20.9Royal blue · ΔE 21.9Navy · ΔE 22.4Indigo · ΔE 25.1
Nearest named CSS colourSlate blue (#6A5ACD)ΔE 19.56, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C3AC25
Analogous#258BC3, #5D25C3
Triadic#C3253C, #3CC325
Split complementary#C35D25, #8BC325
Tetradic#C3258B, #C3AC25, #25C35D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C1C8F3
Lighter +30%#96A2EB
Lighter +20%#6B7DE3
Lighter +10%#4057DB
Darker −10%#1D2F98
Darker −20%#15226D
Darker −30%#0D1442
Darker −40%#040718
More saturated +25%#0827E0
Less saturated −25%#4251A6

Channel breakdown

R37
G60
B195
Red37 (14.5%)
Green60 (23.5%)
Blue195 (76.5%)
Hue231.27°
Saturation (HSL)68.1%
Lightness45.49%
Dominant channelBlue
Hex per channelR 25 · G 3C · B C3

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Every value on this page was computed from “253cc3” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.