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Recognised as Colour

#30ACE5

  • #30ACE5
  • Cyan
  • Dark
  • Nearest: Deep skyblue

#30ACE5 is a cyan with RGB values 48, 172, 229 and HSL 199°, 78%, 54%. It is a dark colour, so black text on it reaches 8.2:1 contrast (AAA for normal text). The nearest named colour is Deep skyblue.

Colour values

#30ACE5#30ACE5
HEX#30ACE5
RGBrgb(48, 172, 229)
RGB (0–1)0.1882, 0.6745, 0.898
RGB percentages18.8%, 67.5%, 89.8%
HSLhsl(198.9, 77.7%, 54.3%)
HSV / HSBhsv(198.9, 79%, 89.8%)
CMYK79%, 24.9%, 0%, 10.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,189,989
CSS custom property--colour: #30ACE5;

Brightness & contrast

Relative luminance0.35791WCAG 2.x, 0 is black and 1 is white
Perceived brightness155 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.16:1
Contrast with white2.57:1WCAG normal text: Fail
Contrast with black8.16:1WCAG normal text: AAA
Greyscale equivalent#969696
Inverted#CF531A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#90ABE8no red cones; affects about 1% of men; ΔE 20.5 from the original
Deuteranopia#789AE4no green cones; the most common form, about 1% of men; ΔE 22.5 from the original
Tritanopia#00BBBFno blue cones; rare, and affects men and women equally; ΔE 33.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.57:1WCAG large text: Fail
Contrast with black, large text8.16:1WCAG large text: AAA

Named colours

Deep skyblue · ΔE 8.4Light skyblue · ΔE 16.8Steel blue · ΔE 18.1Sky blue · ΔE 21.1Cornflower blue · ΔE 26.4Light steelblue · ΔE 28.9
Nearest named CSS colourDeep skyblue (#00BFFF)ΔE 8.42, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#E56930
Analogous#30E5C3, #3052E5
Triadic#E530AC, #ACE530
Split complementary#E53052, #E5C330
Tetradic#C330E5, #E56930, #52E530

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E5F5FC
Lighter +30%#B8E3F6
Lighter +20%#8BD0F0
Lighter +10%#5DBEEB
Darker −10%#1991C9
Darker −20%#14719B
Darker −30%#0E506E
Darker −40%#082F41
More saturated +25%#16B6FF
Less saturated −25%#4DA1C8

Channel breakdown

R48
G172
B229
Red48 (18.8%)
Green172 (67.5%)
Blue229 (89.8%)
Hue198.9°
Saturation (HSL)77.68%
Lightness54.31%
Dominant channelBlue
Hex per channelR 30 · G AC · B E5

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Every value on this page was computed from “30ace5” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.