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Recognised as Colour

#2B7491

  • #2B7491
  • Cyan
  • Dark
  • Nearest: Steel blue

#2B7491 is a cyan with RGB values 43, 116, 145 and HSL 197°, 54%, 37%. It is a dark colour, so white text on it reaches 5.2:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#2B7491#2B7491
HEX#2B7491
RGBrgb(43, 116, 145)
RGB (0–1)0.1686, 0.4549, 0.5686
RGB percentages16.9%, 45.5%, 56.9%
HSLhsl(197.1, 54.3%, 36.9%)
HSV / HSBhsv(197.1, 70.3%, 56.9%)
CMYK70.3%, 20%, 0%, 43.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,847,889
CSS custom property--colour: #2B7491;

Brightness & contrast

Relative luminance0.15049WCAG 2.x, 0 is black and 1 is white
Perceived brightness104.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.24:1
Contrast with white5.24:1WCAG normal text: AA
Contrast with black4.01:1WCAG normal text: Fail
Greyscale equivalent#676767
Inverted#D48B6E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#657292no red cones; affects about 1% of men; ΔE 16.2 from the original
Deuteranopia#576891no green cones; the most common form, about 1% of men; ΔE 17.4 from the original
Tritanopia#007C7Eno blue cones; rare, and affects men and women equally; ΔE 19.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5.24:1WCAG large text: AAA
Contrast with black, large text4.01:1WCAG large text: AA

Named colours

Steel blue · ΔE 14.7Slate grey · ΔE 17.4Light slate grey · ΔE 18.4Teal · ΔE 21.4Cadetblue · ΔE 22.6Dark cyan · ΔE 23.3
Nearest named CSS colourSteel blue (#4682B4)ΔE 14.72, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#91482B
Analogous#2B917B, #2B4191
Triadic#912B74, #74912B
Split complementary#912B41, #917B2B
Tetradic#7B2B91, #91482B, #41912B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A4D2E4
Lighter +30%#7DBED8
Lighter +20%#55ABCD
Lighter +10%#3793B8
Darker −10%#1F556A
Darker −20%#143542
Darker −30%#08161B
Darker −40%#000000
More saturated +25%#147EA9
Less saturated −25%#436A7A

Channel breakdown

R43
G116
B145
Red43 (16.9%)
Green116 (45.5%)
Blue145 (56.9%)
Hue197.06°
Saturation (HSL)54.26%
Lightness36.86%
Dominant channelBlue
Hex per channelR 2B · G 74 · B 91

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Every value on this page was computed from “2b7491” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.