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Recognised as Colour

#0058AC

  • #0058AC
  • Blue
  • Dark
  • Nearest: Dark slateblue

#0058AC is a blue with RGB values 0, 88, 172 and HSL 209°, 100%, 34%. It is a dark colour, so white text on it reaches 7:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#0058AC#0058AC
HEX#0058AC
RGBrgb(0, 88, 172)
RGB (0–1)0, 0.3451, 0.6745
RGB percentages0%, 34.5%, 67.5%
HSLhsl(209.3, 100%, 33.7%)
HSV / HSBhsv(209.3, 100%, 67.5%)
CMYK100%, 48.8%, 0%, 32.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer22,700
CSS custom property--colour: #0058AC;

Brightness & contrast

Relative luminance0.09958WCAG 2.x, 0 is black and 1 is white
Perceived brightness89 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.02:1
Contrast with white7.02:1WCAG normal text: AAA
Contrast with black2.99:1WCAG normal text: Fail
Greyscale equivalent#4B4B4B
Inverted#FFA753

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#2560AFno red cones; affects about 1% of men; ΔE 5 from the original
Deuteranopia#0052AAno green cones; the most common form, about 1% of men; ΔE 4.2 from the original
Tritanopia#006D79no blue cones; rare, and affects men and women equally; ΔE 49.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.02:1WCAG large text: AAA
Contrast with black, large text2.99:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 18.5Royal blue · ΔE 22.9Cornflower blue · ΔE 24.3Dodgerblue · ΔE 25Slate blue · ΔE 26.6Steel blue · ΔE 28.5
Nearest named CSS colourDark slateblue (#483D8B)ΔE 18.47, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AC5400
Analogous#00ACAA, #0002AC
Triadic#AC0058, #58AC00
Split complementary#AC0002, #ACAA00
Tetradic#AA00AC, #AC5400, #02AC00

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#79BEFF
Lighter +30%#46A5FF
Lighter +20%#138CFF
Lighter +10%#0072DF
Darker −10%#003E79
Darker −20%#002446
Darker −30%#000A13
Darker −40%#000000
More saturated +25%#0058AC
Less saturated −25%#165897

Channel breakdown

R0
G88
B172
Red0 (0%)
Green88 (34.5%)
Blue172 (67.5%)
Hue209.3°
Saturation (HSL)100%
Lightness33.73%
Dominant channelBlue
Hex per channelR 00 · G 58 · B AC

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Every value on this page was computed from “0058ac” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.