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Recognised as Colour

#253CBE

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

#253CBE is a blue with RGB values 37, 60, 190 and HSL 231°, 67%, 45%. It is a dark colour, so white text on it reaches 8.5:1 contrast (AAA for normal text). The nearest named colour is Slate blue.

Colour values

#253CBE#253CBE
HEX#253CBE
RGBrgb(37, 60, 190)
RGB (0–1)0.1451, 0.2353, 0.7451
RGB percentages14.5%, 23.5%, 74.5%
HSLhsl(231, 67.4%, 44.5%)
HSV / HSBhsv(231, 80.5%, 74.5%)
CMYK80.5%, 68.4%, 0%, 25.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,440,382
CSS custom property--colour: #253CBE;

Brightness & contrast

Relative luminance0.07343WCAG 2.x, 0 is black and 1 is white
Perceived brightness81.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.51:1
Contrast with white8.51:1WCAG normal text: AAA
Contrast with black2.47:1WCAG normal text: Fail
Greyscale equivalent#404040
Inverted#DAC341

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0054C2no red cones; affects about 1% of men; ΔE 18.4 from the original
Deuteranopia#0045BCno green cones; the most common form, about 1% of men; ΔE 9 from the original
Tritanopia#006078no blue cones; rare, and affects men and women equally; ΔE 73.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.51:1WCAG large text: AAA
Contrast with black, large text2.47:1WCAG large text: Fail

Named colours

Slate blue · ΔE 18Medium slateblue · ΔE 20.2Royal blue · ΔE 20.5Dark blue · ΔE 21.1Navy · ΔE 22Rebecca purple · ΔE 23.2
Nearest named CSS colourSlate blue (#6A5ACD)ΔE 17.98, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BEA725
Analogous#2589BE, #5B25BE
Triadic#BE253C, #3CBE25
Split complementary#BE5B25, #88BE25
Tetradic#BE2588, #BEA725, #25BE5B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BDC5F2
Lighter +30%#929FEA
Lighter +20%#687AE1
Lighter +10%#3D54D9
Darker −10%#1D2F93
Darker −20%#142169
Darker −30%#0C143E
Darker −40%#040613
More saturated +25%#0928DA
Less saturated −25%#4150A2

Channel breakdown

R37
G60
B190
Red37 (14.5%)
Green60 (23.5%)
Blue190 (74.5%)
Hue230.98°
Saturation (HSL)67.4%
Lightness44.51%
Dominant channelBlue
Hex per channelR 25 · G 3C · B BE

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