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Colour

#2589C3

  • #2589C3
  • Blue
  • Dark
  • Nearest: Steel blue

#2589C3 is a blue with RGB values 37, 137, 195 and HSL 202°, 68%, 45%. It is a dark colour, so black text on it reaches 5.4:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#2589C3#2589C3
HEX#2589C3
RGBrgb(37, 137, 195)
RGB (0–1)0.1451, 0.5373, 0.7647
RGB percentages14.5%, 53.7%, 76.5%
HSLhsl(202, 68.1%, 45.5%)
HSV / HSBhsv(202, 81%, 76.5%)
CMYK81%, 29.7%, 0%, 23.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,460,099
CSS custom property--colour: #2589C3;

Brightness & contrast

Relative luminance0.22225WCAG 2.x, 0 is black and 1 is white
Perceived brightness125.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.44:1
Contrast with white3.86:1WCAG normal text: Fail
Contrast with black5.44:1WCAG normal text: AA
Greyscale equivalent#787878
Inverted#DA763C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6D8AC6no red cones; affects about 1% of men; ΔE 14.3 from the original
Deuteranopia#587BC2no green cones; the most common form, about 1% of men; ΔE 16.6 from the original
Tritanopia#00989Dno blue cones; rare, and affects men and women equally; ΔE 34.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.86:1WCAG large text: AA
Contrast with black, large text5.44:1WCAG large text: AAA

Named colours

Steel blue · ΔE 7.1Deep skyblue · ΔE 21.3Cornflower blue · ΔE 21.8Light skyblue · ΔE 27.4Light slate grey · ΔE 27.5Slate grey · ΔE 28
Nearest named CSS colourSteel blue (#4682B4)ΔE 7.09, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C35F25
Analogous#25C3AE, #253AC3
Triadic#C32589, #89C325
Split complementary#C3253A, #C3AE25
Tetradic#AE25C3, #C35F25, #3AC325

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C1E1F3
Lighter +30%#96CCEB
Lighter +20%#6BB7E3
Lighter +10%#40A2DB
Darker −10%#1D6B98
Darker −20%#154D6D
Darker −30%#0D2F42
Darker −40%#041118
More saturated +25%#0891E0
Less saturated −25%#4281A6

Channel breakdown

R37
G137
B195
Red37 (14.5%)
Green137 (53.7%)
Blue195 (76.5%)
Hue202.03°
Saturation (HSL)68.1%
Lightness45.49%
Dominant channelBlue
Hex per channelR 25 · G 89 · B C3

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Every value on this page was computed from “2589c3” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.