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Recognised as Colour

#2489C4

  • #2489C4
  • Blue
  • Dark
  • Nearest: Steel blue

#2489C4 is a blue with RGB values 36, 137, 196 and HSL 202°, 69%, 45%. It is a dark colour, so black text on it reaches 5.5:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#2489C4#2489C4
HEX#2489C4
RGBrgb(36, 137, 196)
RGB (0–1)0.1412, 0.5373, 0.7686
RGB percentages14.1%, 53.7%, 76.9%
HSLhsl(202.1, 69%, 45.5%)
HSV / HSBhsv(202.1, 81.6%, 76.9%)
CMYK81.6%, 30.1%, 0%, 23.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,394,564
CSS custom property--colour: #2489C4;

Brightness & contrast

Relative luminance0.22252WCAG 2.x, 0 is black and 1 is white
Perceived brightness125.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.45:1
Contrast with white3.85:1WCAG normal text: Fail
Contrast with black5.45:1WCAG normal text: AA
Greyscale equivalent#787878
Inverted#DB763B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6D8AC7no red cones; affects about 1% of men; ΔE 14.4 from the original
Deuteranopia#577BC3no green cones; the most common form, about 1% of men; ΔE 16.4 from the original
Tritanopia#00989Eno 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 text3.85:1WCAG large text: AA
Contrast with black, large text5.45:1WCAG large text: AAA

Named colours

Steel blue · ΔE 7.4Deep skyblue · ΔE 21.3Cornflower blue · ΔE 21.3Light skyblue · ΔE 27.6Light slate grey · ΔE 28Slate grey · ΔE 28.5
Nearest named CSS colourSteel blue (#4682B4)ΔE 7.4, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C45F24
Analogous#24C4AF, #2439C4
Triadic#C42489, #89C424
Split complementary#C42439, #C4AF24
Tetradic#AF24C4, #C45F24, #39C424

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C0E1F4
Lighter +30%#95CCEC
Lighter +20%#6AB7E4
Lighter +10%#3FA2DC
Darker −10%#1C6B99
Darker −20%#144D6E
Darker −30%#0C2F43
Darker −40%#041118
More saturated +25%#0791E1
Less saturated −25%#4181A7

Channel breakdown

R36
G137
B196
Red36 (14.1%)
Green137 (53.7%)
Blue196 (76.9%)
Hue202.13°
Saturation (HSL)68.97%
Lightness45.49%
Dominant channelBlue
Hex per channelR 24 · G 89 · B C4

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Every value on this page was computed from “2489c4” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.