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Recognised as Colour

#02A5FF

  • #02A5FF
  • Blue
  • Dark
  • Nearest: Cornflower blue

#02A5FF is a blue with RGB values 2, 165, 255 and HSL 201°, 100%, 50%. It is a dark colour, so black text on it reaches 7.8:1 contrast (AAA for normal text). The nearest named colour is Cornflower blue.

Colour values

#02A5FF#02A5FF
HEX#02A5FF
RGBrgb(2, 165, 255)
RGB (0–1)0.0078, 0.6471, 1
RGB percentages0.8%, 64.7%, 100%
HSLhsl(201.3, 100%, 50.4%)
HSV / HSBhsv(201.3, 99.2%, 100%)
CMYK99.2%, 35.3%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer173,567
CSS custom property--colour: #02A5FF;

Brightness & contrast

Relative luminance0.34143WCAG 2.x, 0 is black and 1 is white
Perceived brightness153 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.83:1
Contrast with white2.68:1WCAG normal text: Fail
Contrast with black7.83:1WCAG normal text: AAA
Greyscale equivalent#898989
Inverted#FD5A00

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#79A9FFno red cones; affects about 1% of men; ΔE 13.6 from the original
Deuteranopia#5795FDno green cones; the most common form, about 1% of men; ΔE 16.3 from the original
Tritanopia#00BBC6no blue cones; rare, and affects men and women equally; ΔE 49.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.68:1WCAG large text: Fail
Contrast with black, large text7.83:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 14Dodgerblue · ΔE 17.1Deep skyblue · ΔE 20Steel blue · ΔE 25.5Light skyblue · ΔE 30.6Royal blue · ΔE 36
Nearest named CSS colourCornflower blue (#6495ED)ΔE 14, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FF5C02
Analogous#02FFDA, #0227FF
Triadic#FF02A5, #A5FF02
Split complementary#FF0227, #FFDA02
Tetradic#DA02FF, #FF5C02, #27FF02

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CEEEFF
Lighter +30%#9BDBFF
Lighter +20%#68C9FF
Lighter +10%#35B7FF
Darker −10%#0085CE
Darker −20%#00649B
Darker −30%#004368
Darker −40%#002235
More saturated +25%#02A5FF
Less saturated −25%#229CDF

Channel breakdown

R2
G165
B255
Red2 (0.8%)
Green165 (64.7%)
Blue255 (100%)
Hue201.34°
Saturation (HSL)100%
Lightness50.39%
Dominant channelBlue
Hex per channelR 02 · G A5 · B FF

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Every value on this page was computed from “02a5ff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.