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Recognised as Colour

#1EB3DD

  • #1EB3DD
  • Cyan
  • Dark
  • Nearest: Deep skyblue

#1EB3DD is a cyan with RGB values 30, 179, 221 and HSL 193°, 76%, 49%. It is a dark colour, so black text on it reaches 8.5:1 contrast (AAA for normal text). The nearest named colour is Deep skyblue.

Colour values

#1EB3DD#1EB3DD
HEX#1EB3DD
RGBrgb(30, 179, 221)
RGB (0–1)0.1176, 0.702, 0.8667
RGB percentages11.8%, 70.2%, 86.7%
HSLhsl(193.2, 76.1%, 49.2%)
HSV / HSBhsv(193.2, 86.4%, 86.7%)
CMYK86.4%, 19%, 0%, 13.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,012,125
CSS custom property--colour: #1EB3DD;

Brightness & contrast

Relative luminance0.37737WCAG 2.x, 0 is black and 1 is white
Perceived brightness157 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.55:1
Contrast with white2.46:1WCAG normal text: Fail
Contrast with black8.55:1WCAG normal text: AAA
Greyscale equivalent#969696
Inverted#E14C22

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#9BAFDFno red cones; affects about 1% of men; ΔE 26.8 from the original
Deuteranopia#839EDDno green cones; the most common form, about 1% of men; ΔE 28.8 from the original
Tritanopia#00C0C1no blue cones; rare, and affects men and women equally; ΔE 25.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.46:1WCAG large text: Fail
Contrast with black, large text8.55:1WCAG large text: AAA

Named colours

Deep skyblue · ΔE 12.9Light skyblue · ΔE 16.6Sky blue · ΔE 16.8Steel blue · ΔE 23.6Cadetblue · ΔE 25Dark turquoise · ΔE 26.5
Nearest named CSS colourDeep skyblue (#00BFFF)ΔE 12.85, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DD481E
Analogous#1EDDA8, #1E53DD
Triadic#DD1EB3, #B3DD1E
Split complementary#DD1E53, #DDA81E
Tetradic#A81EDD, #DD481E, #53DD1E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CFEFF8
Lighter +30%#A2E1F2
Lighter +20%#75D2EC
Lighter +10%#48C3E6
Darker −10%#188FB0
Darker −20%#126A83
Darker −30%#0C4656
Darker −40%#062229
More saturated +25%#00C4FB
Less saturated −25%#3DA1BE

Channel breakdown

R30
G179
B221
Red30 (11.8%)
Green179 (70.2%)
Blue221 (86.7%)
Hue193.19°
Saturation (HSL)76.1%
Lightness49.22%
Dominant channelBlue
Hex per channelR 1E · G B3 · B DD

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Every value on this page was computed from “1eb3dd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.