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Recognised as Colour

#2A5277

  • #2A5277
  • Blue
  • Dark
  • Nearest: Steel blue

#2A5277 is a blue with RGB values 42, 82, 119 and HSL 209°, 48%, 32%. It is a dark colour, so white text on it reaches 8.2:1 contrast (AAA for normal text). The nearest named colour is Steel blue.

Colour values

#2A5277#2A5277
HEX#2A5277
RGBrgb(42, 82, 119)
RGB (0–1)0.1647, 0.3216, 0.4667
RGB percentages16.5%, 32.2%, 46.7%
HSLhsl(208.8, 47.8%, 31.6%)
HSV / HSBhsv(208.8, 64.7%, 46.7%)
CMYK64.7%, 31.1%, 0%, 53.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,773,623
CSS custom property--colour: #2A5277;

Brightness & contrast

Relative luminance0.07859WCAG 2.x, 0 is black and 1 is white
Perceived brightness78 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.17:1
Contrast with white8.17:1WCAG normal text: AAA
Contrast with black2.57:1WCAG normal text: Fail
Greyscale equivalent#4C4C4C
Inverted#D5AD88

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#425379no red cones; affects about 1% of men; ΔE 6.4 from the original
Deuteranopia#384C76no green cones; the most common form, about 1% of men; ΔE 7 from the original
Tritanopia#005B5Fno blue cones; rare, and affects men and women equally; ΔE 25.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.17:1WCAG large text: AAA
Contrast with black, large text2.57:1WCAG large text: Fail

Named colours

Steel blue · ΔE 20.2Dark slate grey · ΔE 23.9Slate grey · ΔE 24.1Light slate grey · ΔE 26.4Dim grey · ΔE 27.5Gray · ΔE 32.2
Nearest named CSS colourSteel blue (#4682B4)ΔE 20.17, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#774F2A
Analogous#2A7776, #2A2B77
Triadic#772A52, #52772A
Split complementary#772A2C, #77762A
Tetradic#762A77, #774F2A, #2B772A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#94B8D9
Lighter +30%#6E9FCC
Lighter +20%#4886BF
Lighter +10%#376C9D
Darker −10%#1D3851
Darker −20%#0F1E2C
Darker −30%#020406
Darker −40%#000000
More saturated +25%#16538B
Less saturated −25%#3E5163

Channel breakdown

R42
G82
B119
Red42 (16.5%)
Green82 (32.2%)
Blue119 (46.7%)
Hue208.83°
Saturation (HSL)47.83%
Lightness31.57%
Dominant channelBlue
Hex per channelR 2A · G 52 · B 77

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Every value on this page was computed from “2a5277” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.