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Recognised as Colour

#2A71CD

  • #2A71CD
  • Blue
  • Dark
  • Nearest: Cornflower blue

#2A71CD is a blue with RGB values 42, 113, 205 and HSL 214°, 66%, 48%. It is a dark colour, so white text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#2A71CD#2A71CD
HEX#2A71CD
RGBrgb(42, 113, 205)
RGB (0–1)0.1647, 0.4431, 0.8039
RGB percentages16.5%, 44.3%, 80.4%
HSLhsl(213.9, 66%, 48.4%)
HSV / HSBhsv(213.9, 79.5%, 80.4%)
CMYK79.5%, 44.9%, 0%, 19.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,781,645
CSS custom property--colour: #2A71CD;

Brightness & contrast

Relative luminance0.1671WCAG 2.x, 0 is black and 1 is white
Perceived brightness113.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.84:1
Contrast with white4.84:1WCAG normal text: AA
Contrast with black4.34:1WCAG normal text: Fail
Greyscale equivalent#696969
Inverted#D58E32

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#417AD1no red cones; affects about 1% of men; ΔE 5.1 from the original
Deuteranopia#1C6BCBno green cones; the most common form, about 1% of men; ΔE 3.7 from the original
Tritanopia#008795no blue cones; rare, and affects men and women equally; ΔE 52.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.84:1WCAG large text: AAA
Contrast with black, large text4.34:1WCAG large text: AA

Named colours

Cornflower blue · ΔE 14.9Dodgerblue · ΔE 15Royal blue · ΔE 19Slate blue · ΔE 25.4Dark slateblue · ΔE 25.6Steel blue · ΔE 26.8
Nearest named CSS colourCornflower blue (#6495ED)ΔE 14.86, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CD862A
Analogous#2AC3CD, #342ACD
Triadic#CD2A71, #71CD2A
Split complementary#CD342A, #C3CD2A
Tetradic#CD2AC3, #CD862A, #2ACD34

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CEDFF5
Lighter +30%#A4C3EC
Lighter +20%#79A8E4
Lighter +10%#4F8CDB
Darker −10%#215AA3
Darker −20%#194278
Darker −30%#102B4E
Darker −40%#071424
More saturated +25%#0B6DEC
Less saturated −25%#4975AE

Channel breakdown

R42
G113
B205
Red42 (16.5%)
Green113 (44.3%)
Blue205 (80.4%)
Hue213.87°
Saturation (HSL)65.99%
Lightness48.43%
Dominant channelBlue
Hex per channelR 2A · G 71 · B CD

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Every value on this page was computed from “2a71cd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.