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Recognised as Colour

#253C82

  • #253C82
  • Blue
  • Dark
  • Nearest: Dark slateblue

#253C82 is a blue with RGB values 37, 60, 130 and HSL 225°, 56%, 33%. It is a dark colour, so white text on it reaches 10.3:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#253C82#253C82
HEX#253C82
RGBrgb(37, 60, 130)
RGB (0–1)0.1451, 0.2353, 0.5098
RGB percentages14.5%, 23.5%, 51%
HSLhsl(225.2, 55.7%, 32.7%)
HSV / HSBhsv(225.2, 71.5%, 51%)
CMYK71.5%, 53.8%, 0%, 49%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,440,322
CSS custom property--colour: #253C82;

Brightness & contrast

Relative luminance0.05237WCAG 2.x, 0 is black and 1 is white
Perceived brightness66.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.26:1
Contrast with white10.26:1WCAG normal text: AAA
Contrast with black2.05:1WCAG normal text: Fail
Greyscale equivalent#3C3C3C
Inverted#DAC37D

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0F4584no red cones; affects about 1% of men; ΔE 8.6 from the original
Deuteranopia#003D81no green cones; the most common form, about 1% of men; ΔE 4.9 from the original
Tritanopia#004D59no blue cones; rare, and affects men and women equally; ΔE 43.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text10.26:1WCAG large text: AAA
Contrast with black, large text2.05:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 10.2Midnight blue · ΔE 20.5Rebecca purple · ΔE 27.5Slate blue · ΔE 30.8Royal blue · ΔE 32.4Steel blue · ΔE 33.9
Nearest named CSS colourDark slateblue (#483D8B)ΔE 10.22, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#826B25
Analogous#256A82, #3D2582
Triadic#82253C, #3C8225
Split complementary#823D25, #6A8225
Tetradic#82256A, #826B25, #25823D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#93A6E0
Lighter +30%#6B85D5
Lighter +20%#4365CA
Lighter +10%#304EAA
Darker −10%#1A2A5A
Darker −20%#0E1733
Darker −30%#03050B
Darker −40%#000000
More saturated +25%#103197
Less saturated −25%#3A476D

Channel breakdown

R37
G60
B130
Red37 (14.5%)
Green60 (23.5%)
Blue130 (51%)
Hue225.16°
Saturation (HSL)55.69%
Lightness32.75%
Dominant channelBlue
Hex per channelR 25 · G 3C · B 82

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Every value on this page was computed from “253c82” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.