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Recognised as Colour

#005B8C

  • #005B8C
  • Blue
  • Dark
  • Nearest: Steel blue

#005B8C is a blue with RGB values 0, 91, 140 and HSL 201°, 100%, 27%. It is a dark colour, so white text on it reaches 7.3:1 contrast (AAA for normal text). The nearest named colour is Steel blue.

Colour values

#005B8C#005B8C
HEX#005B8C
RGBrgb(0, 91, 140)
RGB (0–1)0, 0.3569, 0.549
RGB percentages0%, 35.7%, 54.9%
HSLhsl(201, 100%, 27.5%)
HSV / HSBhsv(201, 100%, 54.9%)
CMYK100%, 35%, 0%, 45.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer23,436
CSS custom property--colour: #005B8C;

Brightness & contrast

Relative luminance0.09376WCAG 2.x, 0 is black and 1 is white
Perceived brightness84.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.3:1
Contrast with white7.3:1WCAG normal text: AAA
Contrast with black2.88:1WCAG normal text: Fail
Greyscale equivalent#4B4B4B
Inverted#FFA473

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#435D8Eno red cones; affects about 1% of men; ΔE 9.9 from the original
Deuteranopia#31518Bno green cones; the most common form, about 1% of men; ΔE 11.9 from the original
Tritanopia#00676Dno blue cones; rare, and affects men and women equally; ΔE 29.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.3:1WCAG large text: AAA
Contrast with black, large text2.88:1WCAG large text: Fail

Named colours

Steel blue · ΔE 15.8Slate grey · ΔE 28.1Light slate grey · ΔE 29.5Dark slate grey · ΔE 31.3Dark slateblue · ΔE 31.6Cornflower blue · ΔE 32.5
Nearest named CSS colourSteel blue (#4682B4)ΔE 15.83, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8C3100
Analogous#008C77, #00158C
Triadic#8C005B, #5B8C00
Split complementary#8C0015, #8C7700
Tetradic#77008C, #8C3100, #158C00

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#59C5FF
Lighter +30%#26B3FF
Lighter +20%#009DF2
Lighter +10%#007CBF
Darker −10%#003A59
Darker −20%#001926
Darker −30%#000000
Darker −40%#000000
More saturated +25%#005B8C
Less saturated −25%#12567B

Channel breakdown

R0
G91
B140
Red0 (0%)
Green91 (35.7%)
Blue140 (54.9%)
Hue201°
Saturation (HSL)100%
Lightness27.45%
Dominant channelBlue
Hex per channelR 00 · G 5B · B 8C

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Every value on this page was computed from “005b8c” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.