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Recognised as Colour

#3570CA

  • #3570CA
  • Blue
  • Dark
  • Nearest: Cornflower blue

#3570CA is a blue with RGB values 53, 112, 202 and HSL 216°, 58%, 50%. It is a dark colour, so white text on it reaches 4.9:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#3570CA#3570CA
HEX#3570CA
RGBrgb(53, 112, 202)
RGB (0–1)0.2078, 0.4392, 0.7922
RGB percentages20.8%, 43.9%, 79.2%
HSLhsl(216.2, 58.4%, 50%)
HSV / HSBhsv(216.2, 73.8%, 79.2%)
CMYK73.8%, 44.6%, 0%, 20.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,502,282
CSS custom property--colour: #3570CA;

Brightness & contrast

Relative luminance0.16609WCAG 2.x, 0 is black and 1 is white
Perceived brightness113.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.86:1
Contrast with white4.86:1WCAG normal text: AA
Contrast with black4.32:1WCAG normal text: Fail
Greyscale equivalent#6A6A6A
Inverted#CA8F35

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4279CDno red cones; affects about 1% of men; ΔE 5.4 from the original
Deuteranopia#246BC8no green cones; the most common form, about 1% of men; ΔE 3 from the original
Tritanopia#008593no blue cones; rare, and affects men and women equally; ΔE 51.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.86:1WCAG large text: AAA
Contrast with black, large text4.32:1WCAG large text: AA

Named colours

Cornflower blue · ΔE 14.7Dodgerblue · ΔE 16.2Royal blue · ΔE 19.4Dark slateblue · ΔE 24.3Slate blue · ΔE 24.9Medium purple · ΔE 26
Nearest named CSS colourCornflower blue (#6495ED)ΔE 14.7, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CA8F35
Analogous#35BACA, #4535CA
Triadic#CA3570, #70CA35
Split complementary#CA4435, #BBCA35
Tetradic#CA35BA, #CA8F35, #35CA44

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D7E2F4
Lighter +30%#AEC6EA
Lighter +20%#86A9DF
Lighter +10%#5D8DD5
Darker −10%#2A5AA2
Darker −20%#204379
Darker −30%#152D51
Darker −40%#0B1628
More saturated +25%#1569EA
Less saturated −25%#5577AA

Channel breakdown

R53
G112
B202
Red53 (20.8%)
Green112 (43.9%)
Blue202 (79.2%)
Hue216.24°
Saturation (HSL)58.43%
Lightness50%
Dominant channelBlue
Hex per channelR 35 · G 70 · B CA

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Every value on this page was computed from “3570ca” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.