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Recognised as Colour

#0370AA

  • #0370AA
  • Blue
  • Dark
  • Nearest: Steel blue

#0370AA is a blue with RGB values 3, 112, 170 and HSL 201°, 97%, 34%. It is a dark colour, so white text on it reaches 5.4:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#0370AA#0370AA
HEX#0370AA
RGBrgb(3, 112, 170)
RGB (0–1)0.0118, 0.4392, 0.6667
RGB percentages1.2%, 43.9%, 66.7%
HSLhsl(200.8, 96.5%, 33.9%)
HSV / HSBhsv(200.8, 98.2%, 66.7%)
CMYK98.2%, 34.1%, 0%, 33.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer225,450
CSS custom property--colour: #0370AA;

Brightness & contrast

Relative luminance0.1451WCAG 2.x, 0 is black and 1 is white
Perceived brightness103.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.38:1
Contrast with white5.38:1WCAG normal text: AA
Contrast with black3.9:1WCAG normal text: Fail
Greyscale equivalent#5D5D5D
Inverted#FC8F55

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5472ACno red cones; affects about 1% of men; ΔE 11.7 from the original
Deuteranopia#3E64A9no green cones; the most common form, about 1% of men; ΔE 13.9 from the original
Tritanopia#007E85no blue cones; rare, and affects men and women equally; ΔE 34.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.38:1WCAG large text: AAA
Contrast with black, large text3.9:1WCAG large text: AA

Named colours

Steel blue · ΔE 9.7Cornflower blue · ΔE 24.5Slate grey · ΔE 28.9Light slate grey · ΔE 29.4Deep skyblue · ΔE 30.8Dodgerblue · ΔE 32.4
Nearest named CSS colourSteel blue (#4682B4)ΔE 9.7, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AA3D03
Analogous#03AA90, #031DAA
Triadic#AA0370, #70AA03
Split complementary#AA031D, #AA9003
Tetradic#9003AA, #AA3D03, #1DAA03

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#7CD0FD
Lighter +30%#4ABEFC
Lighter +20%#18ACFB
Lighter +10%#0491DC
Darker −10%#024F78
Darker −20%#012E46
Darker −30%#000D14
Darker −40%#000000
More saturated +25%#0071AD
Less saturated −25%#196994

Channel breakdown

R3
G112
B170
Red3 (1.2%)
Green112 (43.9%)
Blue170 (66.7%)
Hue200.84°
Saturation (HSL)96.53%
Lightness33.92%
Dominant channelBlue
Hex per channelR 03 · G 70 · B AA

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Every value on this page was computed from “0370aa” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.