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Colour

#4589AC

  • #4589AC
  • Blue
  • Dark
  • Nearest: Steel blue

#4589AC is a blue with RGB values 69, 137, 172 and HSL 200°, 43%, 47%. 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

#4589AC#4589AC
HEX#4589AC
RGBrgb(69, 137, 172)
RGB (0–1)0.2706, 0.5373, 0.6745
RGB percentages27.1%, 53.7%, 67.5%
HSLhsl(200.4, 42.7%, 47.3%)
HSV / HSBhsv(200.4, 59.9%, 67.5%)
CMYK59.9%, 20.3%, 0%, 32.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,557,228
CSS custom property--colour: #4589AC;

Brightness & contrast

Relative luminance0.22135WCAG 2.x, 0 is black and 1 is white
Perceived brightness125.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.43:1
Contrast with white3.87:1WCAG normal text: Fail
Contrast with black5.43:1WCAG normal text: AA
Greyscale equivalent#7D7D7D
Inverted#BA7653

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7888AEno red cones; affects about 1% of men; ΔE 14.8 from the original
Deuteranopia#6A7DABno green cones; the most common form, about 1% of men; ΔE 15.9 from the original
Tritanopia#009295no blue cones; rare, and affects men and women equally; ΔE 24.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.87:1WCAG large text: AA
Contrast with black, large text5.43:1WCAG large text: AAA

Named colours

Steel blue · ΔE 10.1Light slate grey · ΔE 16.4Slate grey · ΔE 16.9Cadetblue · ΔE 20.8Teal · ΔE 25.1Dark cyan · ΔE 25.4
Nearest named CSS colourSteel blue (#4682B4)ΔE 10.09, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AC6845
Analogous#45AC9B, #4556AC
Triadic#AC4589, #89AC45
Split complementary#AC4556, #AC9C45
Tetradic#9B45AC, #AC6845, #55AC45

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D1E3EC
Lighter +30%#ACCDDE
Lighter +20%#88B7CF
Lighter +10%#63A1C1
Darker −10%#366C88
Darker −20%#284F63
Darker −30%#19323F
Darker −40%#0B151A
More saturated +25%#2793CA
Less saturated −25%#637F8E

Channel breakdown

R69
G137
B172
Red69 (27.1%)
Green137 (53.7%)
Blue172 (67.5%)
Hue200.39°
Saturation (HSL)42.74%
Lightness47.25%
Dominant channelBlue
Hex per channelR 45 · G 89 · B AC

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Every value on this page was computed from “4589ac” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.