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Recognised as Colour

#254C90

  • #254C90
  • Blue
  • Dark
  • Nearest: Dark slateblue

#254C90 is a blue with RGB values 37, 76, 144 and HSL 218°, 59%, 35%. It is a dark colour, so white text on it reaches 8.3:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#254C90#254C90
HEX#254C90
RGBrgb(37, 76, 144)
RGB (0–1)0.1451, 0.298, 0.5647
RGB percentages14.5%, 29.8%, 56.5%
HSLhsl(218.1, 59.1%, 35.5%)
HSV / HSBhsv(218.1, 74.3%, 56.5%)
CMYK74.3%, 47.2%, 0%, 43.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,444,432
CSS custom property--colour: #254C90;

Brightness & contrast

Relative luminance0.07576WCAG 2.x, 0 is black and 1 is white
Perceived brightness78.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.35:1
Contrast with white8.35:1WCAG normal text: AAA
Contrast with black2.52:1WCAG normal text: Fail
Greyscale equivalent#494949
Inverted#DAB36F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#295393no red cones; affects about 1% of men; ΔE 4.3 from the original
Deuteranopia#11498Fno green cones; the most common form, about 1% of men; ΔE 2.6 from the original
Tritanopia#005C67no blue cones; rare, and affects men and women equally; ΔE 41.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.35:1WCAG large text: AAA
Contrast with black, large text2.52:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 15.2Steel blue · ΔE 26.3Midnight blue · ΔE 28.1Cornflower blue · ΔE 29.9Royal blue · ΔE 31.8Slate blue · ΔE 32.2
Nearest named CSS colourDark slateblue (#483D8B)ΔE 15.25, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#906925
Analogous#258290, #342590
Triadic#90254C, #4C9025
Split complementary#903425, #829025
Tetradic#902581, #906925, #259034

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9CB6E5
Lighter +30%#7399DB
Lighter +20%#4A7BD1
Lighter +10%#2F61B9
Darker −10%#1B3767
Darker −20%#10213F
Darker −30%#060C16
Darker −40%#000000
More saturated +25%#0E46A7
Less saturated −25%#3C5279

Channel breakdown

R37
G76
B144
Red37 (14.5%)
Green76 (29.8%)
Blue144 (56.5%)
Hue218.13°
Saturation (HSL)59.12%
Lightness35.49%
Dominant channelBlue
Hex per channelR 25 · G 4C · B 90

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Every value on this page was computed from “254c90” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.