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Recognised as Colour

#02A9C9

  • #02A9C9
  • Cyan
  • Dark
  • Nearest: Sky blue

#02A9C9 is a cyan with RGB values 2, 169, 201 and HSL 190°, 98%, 40%. It is a dark colour, so black text on it reaches 7.5:1 contrast (AAA for normal text). The nearest named colour is Sky blue.

Colour values

#02A9C9#02A9C9
HEX#02A9C9
RGBrgb(2, 169, 201)
RGB (0–1)0.0078, 0.6627, 0.7882
RGB percentages0.8%, 66.3%, 78.8%
HSLhsl(189.6, 98%, 39.8%)
HSV / HSBhsv(189.6, 99%, 78.8%)
CMYK99%, 15.9%, 0%, 21.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer174,537
CSS custom property--colour: #02A9C9;

Brightness & contrast

Relative luminance0.32606WCAG 2.x, 0 is black and 1 is white
Perceived brightness146.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.52:1
Contrast with white2.79:1WCAG normal text: Fail
Contrast with black7.52:1WCAG normal text: AAA
Greyscale equivalent#888888
Inverted#FD5636

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#94A4CBno red cones; affects about 1% of men; ΔE 28.6 from the original
Deuteranopia#7E94C9no green cones; the most common form, about 1% of men; ΔE 30.4 from the original
Tritanopia#00B4B3no blue cones; rare, and affects men and women equally; ΔE 20.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.79:1WCAG large text: Fail
Contrast with black, large text7.52:1WCAG large text: AAA

Named colours

Sky blue · ΔE 19.1Deep skyblue · ΔE 19.6Cadetblue · ΔE 20Light skyblue · ΔE 21.3Dark cyan · ΔE 21.8Dark turquoise · ΔE 23.1
Nearest named CSS colourSky blue (#87CEEB)ΔE 19.07, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C92202
Analogous#02C986, #0245C9
Triadic#C902A9, #A9C902
Split complementary#C90245, #C98602
Tetradic#8602C9, #C92202, #46C902

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#99EEFE
Lighter +30%#67E5FD
Lighter +20%#34DDFD
Lighter +10%#03D3FB
Darker −10%#017F97
Darker −20%#015464
Darker −30%#002A32
Darker −40%#000000
More saturated +25%#00AACB
Less saturated −25%#1B98B0

Channel breakdown

R2
G169
B201
Red2 (0.8%)
Green169 (66.3%)
Blue201 (78.8%)
Hue189.65°
Saturation (HSL)98.03%
Lightness39.8%
Dominant channelBlue
Hex per channelR 02 · G A9 · B C9

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Every value on this page was computed from “02a9c9” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.