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Colour

#009CDD

  • #009CDD
  • Cyan
  • Dark
  • Nearest: Deep skyblue

#009CDD is a cyan with RGB values 0, 156, 221 and HSL 198°, 100%, 43%. It is a dark colour, so black text on it reaches 6.8:1 contrast (AA for normal text). The nearest named colour is Deep skyblue.

Colour values

#009CDD#009CDD
HEX#009CDD
RGBrgb(0, 156, 221)
RGB (0–1)0, 0.6118, 0.8667
RGB percentages0%, 61.2%, 86.7%
HSLhsl(197.6, 100%, 43.3%)
HSV / HSBhsv(197.6, 100%, 86.7%)
CMYK100%, 29.4%, 0%, 13.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer40,157
CSS custom property--colour: #009CDD;

Brightness & contrast

Relative luminance0.28997WCAG 2.x, 0 is black and 1 is white
Perceived brightness140.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.8:1
Contrast with white3.09:1WCAG normal text: Fail
Contrast with black6.8:1WCAG normal text: AA
Greyscale equivalent#808080
Inverted#FF6322

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7C9CE0no red cones; affects about 1% of men; ΔE 18.5 from the original
Deuteranopia#628BDCno green cones; the most common form, about 1% of men; ΔE 20.6 from the original
Tritanopia#00ADB3no blue cones; rare, and affects men and women equally; ΔE 37.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.09:1WCAG large text: AA
Contrast with black, large text6.8:1WCAG large text: AAA

Named colours

Deep skyblue · ΔE 13.6Steel blue · ΔE 14.8Cornflower blue · ΔE 21.4Light skyblue · ΔE 23.5Sky blue · ΔE 28.3Dodgerblue · ΔE 29.6
Nearest named CSS colourDeep skyblue (#00BFFF)ΔE 13.6, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DD4100
Analogous#00DDAF, #002EDD
Triadic#DD009C, #9CDD00
Split complementary#DD002E, #DDAF00
Tetradic#AF00DD, #DD4100, #2EDD00

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#AAE6FF
Lighter +30%#77D7FF
Lighter +20%#44C8FF
Lighter +10%#11B9FF
Darker −10%#0078AA
Darker −20%#005477
Darker −30%#003044
Darker −40%#000C11
More saturated +25%#009CDD
Less saturated −25%#1C91C1

Channel breakdown

R0
G156
B221
Red0 (0%)
Green156 (61.2%)
Blue221 (86.7%)
Hue197.65°
Saturation (HSL)100%
Lightness43.33%
Dominant channelBlue
Hex per channelR 00 · G 9C · B DD

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Every value on this page was computed from “009cdd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.