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Recognised as Colour

#457ACA

  • #457ACA
  • Blue
  • Dark
  • Nearest: Cornflower blue

#457ACA is a blue with RGB values 69, 122, 202 and HSL 216°, 56%, 53%. It is a dark colour, so black text on it reaches 4.9:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#457ACA#457ACA
HEX#457ACA
RGBrgb(69, 122, 202)
RGB (0–1)0.2706, 0.4784, 0.7922
RGB percentages27.1%, 47.8%, 79.2%
HSLhsl(216.1, 55.6%, 53.1%)
HSV / HSBhsv(216.1, 65.8%, 79.2%)
CMYK65.8%, 39.6%, 0%, 20.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,553,418
CSS custom property--colour: #457ACA;

Brightness & contrast

Relative luminance0.19449WCAG 2.x, 0 is black and 1 is white
Perceived brightness121.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.89:1
Contrast with white4.29:1WCAG normal text: Fail
Contrast with black4.89:1WCAG normal text: AA
Greyscale equivalent#757575
Inverted#BA8535

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5681CDno red cones; affects about 1% of men; ΔE 4.2 from the original
Deuteranopia#4274C8no green cones; the most common form, about 1% of men; ΔE 3.7 from the original
Tritanopia#008C98no blue cones; rare, and affects men and women equally; ΔE 47 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.29:1WCAG large text: AA
Contrast with black, large text4.89:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 11.1Dodgerblue · ΔE 18.6Steel blue · ΔE 19Royal blue · ΔE 26.2Dark slateblue · ΔE 27.6Medium purple · ΔE 29.2
Nearest named CSS colourCornflower blue (#6495ED)ΔE 11.09, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CA9545
Analogous#45BCCA, #5345CA
Triadic#CA457A, #7ACA45
Split complementary#CA5345, #BDCA45
Tetradic#CA45BC, #CA9545, #45CA53

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E4ECF7
Lighter +30%#BCCFEC
Lighter +20%#94B3E1
Lighter +10%#6D96D5
Darker −10%#3162AB
Darker −20%#254B84
Darker −30%#1A345C
Darker −40%#0F1E34
More saturated +25%#2774E8
Less saturated −25%#6380AC

Channel breakdown

R69
G122
B202
Red69 (27.1%)
Green122 (47.8%)
Blue202 (79.2%)
Hue216.09°
Saturation (HSL)55.65%
Lightness53.14%
Dominant channelBlue
Hex per channelR 45 · G 7A · B CA

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Every value on this page was computed from “457aca” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.