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Recognised as Colour

#30C8DA

  • #30C8DA
  • Cyan
  • Dark
  • Nearest: Dark turquoise

#30C8DA is a cyan with RGB values 48, 200, 218 and HSL 186°, 70%, 52%. It is a dark colour, so black text on it reaches 10.4:1 contrast (AAA for normal text). The nearest named colour is Dark turquoise.

Colour values

#30C8DA#30C8DA
HEX#30C8DA
RGBrgb(48, 200, 218)
RGB (0–1)0.1882, 0.7843, 0.8549
RGB percentages18.8%, 78.4%, 85.5%
HSLhsl(186.4, 69.7%, 52.2%)
HSV / HSBhsv(186.4, 78%, 85.5%)
CMYK78%, 8.3%, 0%, 14.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,197,146
CSS custom property--colour: #30C8DA;

Brightness & contrast

Relative luminance0.46999WCAG 2.x, 0 is black and 1 is white
Perceived brightness172 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.4:1
Contrast with white2.02:1WCAG normal text: Fail
Contrast with black10.4:1WCAG normal text: AAA
Greyscale equivalent#A9A9A9
Inverted#CF3725

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#B6C0DBno red cones; affects about 1% of men; ΔE 34.7 from the original
Deuteranopia#9FAFDAno green cones; the most common form, about 1% of men; ΔE 36.3 from the original
Tritanopia#00D1CDno blue cones; rare, and affects men and women equally; ΔE 14.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.02:1WCAG large text: Fail
Contrast with black, large text10.4:1WCAG large text: AAA

Named colours

Dark turquoise · ΔE 10.4Medium turquoise · ΔE 13.1Light seagreen · ΔE 17Sky blue · ΔE 17.9Turquoise · ΔE 21.3Cadetblue · ΔE 21.9
Nearest named CSS colourDark turquoise (#00CED1)ΔE 10.4, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DA4230
Analogous#30DA97, #3073DA
Triadic#DA30C8, #C8DA30
Split complementary#DA3073, #DA9730
Tetradic#9730DA, #DA4230, #73DA30

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DDF6F9
Lighter +30%#B2EAF1
Lighter +20%#87DFE9
Lighter +10%#5BD3E2
Darker −10%#21A7B6
Darker −20%#197F8B
Darker −30%#115860
Darker −40%#093035
More saturated +25%#11E0F8
Less saturated −25%#4EB0BB

Channel breakdown

R48
G200
B218
Red48 (18.8%)
Green200 (78.4%)
Blue218 (85.5%)
Hue186.35°
Saturation (HSL)69.67%
Lightness52.16%
Dominant channelBlue
Hex per channelR 30 · G C8 · B DA

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Every value on this page was computed from “30c8da” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.