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Colour

#12BCD3

  • #12BCD3
  • Cyan
  • Dark
  • Nearest: Dark turquoise

#12BCD3 is a cyan with RGB values 18, 188, 211 and HSL 187°, 84%, 45%. It is a dark colour, so black text on it reaches 9.2:1 contrast (AAA for normal text). The nearest named colour is Dark turquoise.

Colour values

#12BCD3#12BCD3
HEX#12BCD3
RGBrgb(18, 188, 211)
RGB (0–1)0.0706, 0.7373, 0.8275
RGB percentages7.1%, 73.7%, 82.7%
HSLhsl(187.2, 84.3%, 44.9%)
HSV / HSBhsv(187.2, 91.5%, 82.7%)
CMYK91.5%, 10.9%, 0%, 17.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,227,987
CSS custom property--colour: #12BCD3;

Brightness & contrast

Relative luminance0.40798WCAG 2.x, 0 is black and 1 is white
Perceived brightness161 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.16:1
Contrast with white2.29:1WCAG normal text: Fail
Contrast with black9.16:1WCAG normal text: AAA
Greyscale equivalent#9A9A9A
Inverted#ED432C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A9B5D4no red cones; affects about 1% of men; ΔE 33.5 from the original
Deuteranopia#92A4D3no green cones; the most common form, about 1% of men; ΔE 35.3 from the original
Tritanopia#00C6C3no blue cones; rare, and affects men and women equally; ΔE 16.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.29:1WCAG large text: Fail
Contrast with black, large text9.16:1WCAG large text: AAA

Named colours

Dark turquoise · ΔE 14.2Medium turquoise · ΔE 17.2Sky blue · ΔE 18.2Light seagreen · ΔE 18.2Cadetblue · ΔE 20.6Dark cyan · ΔE 22.4
Nearest named CSS colourDark turquoise (#00CED1)ΔE 14.19, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D32912
Analogous#12D389, #125CD3
Triadic#D312BC, #BCD312
Split complementary#D3125B, #D38A12
Tetradic#8A12D3, #D32912, #5BD312

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B8F1F9
Lighter +30%#89E8F5
Lighter +20%#5ADFF1
Lighter +10%#2BD6ED
Darker −10%#0E92A4
Darker −20%#0A6875
Darker −30%#063E46
Darker −40%#021517
More saturated +25%#00CAE5
Less saturated −25%#2FA6B6

Channel breakdown

R18
G188
B211
Red18 (7.1%)
Green188 (73.7%)
Blue211 (82.7%)
Hue187.15°
Saturation (HSL)84.28%
Lightness44.9%
Dominant channelBlue
Hex per channelR 12 · G BC · B D3

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Every value on this page was computed from “12bcd3” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.