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Recognised as Colour

#2A7BE0

  • #2A7BE0
  • Blue
  • Dark
  • Nearest: Dodgerblue

#2A7BE0 is a blue with RGB values 42, 123, 224 and HSL 213°, 75%, 52%. It is a dark colour, so black text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Dodgerblue.

Colour values

#2A7BE0#2A7BE0
HEX#2A7BE0
RGBrgb(42, 123, 224)
RGB (0–1)0.1647, 0.4824, 0.8784
RGB percentages16.5%, 48.2%, 87.8%
HSLhsl(213.3, 74.6%, 52.2%)
HSV / HSBhsv(213.3, 81.3%, 87.8%)
CMYK81.3%, 45.1%, 0%, 12.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,784,224
CSS custom property--colour: #2A7BE0;

Brightness & contrast

Relative luminance0.2004WCAG 2.x, 0 is black and 1 is white
Perceived brightness123 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.01:1
Contrast with white4.19:1WCAG normal text: Fail
Contrast with black5.01:1WCAG normal text: AA
Greyscale equivalent#717171
Inverted#D5841F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4584E4no red cones; affects about 1% of men; ΔE 5.1 from the original
Deuteranopia#1874DEno green cones; the most common form, about 1% of men; ΔE 4.4 from the original
Tritanopia#0093A2no blue cones; rare, and affects men and women equally; ΔE 56.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.19:1WCAG large text: AA
Contrast with black, large text5.01:1WCAG large text: AAA

Named colours

Dodgerblue · ΔE 9.3Cornflower blue · ΔE 13.7Royal blue · ΔE 16.4Slate blue · ΔE 24.9Medium purple · ΔE 26.3Medium slateblue · ΔE 29.9
Nearest named CSS colourDodgerblue (#1E90FF)ΔE 9.34, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#E08F2A
Analogous#2AD6E0, #342AE0
Triadic#E02A7B, #7BE02A
Split complementary#E0342A, #D6E02A
Tetradic#E02AD6, #E08F2A, #2AE034

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DCE9FA
Lighter +30%#B0CEF3
Lighter +20%#83B2ED
Lighter +10%#5797E6
Darker −10%#1B63BC
Darker −20%#154B8F
Darker −30%#0E3463
Darker −40%#081C36
More saturated +25%#0C78FF
Less saturated −25%#497EC2

Channel breakdown

R42
G123
B224
Red42 (16.5%)
Green123 (48.2%)
Blue224 (87.8%)
Hue213.3°
Saturation (HSL)74.59%
Lightness52.16%
Dominant channelBlue
Hex per channelR 2A · G 7B · B E0

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Every value on this page was computed from “2a7be0” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.