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Colour

#12A890

  • #12A890
  • Cyan
  • Dark
  • Nearest: Light seagreen

#12A890 is a cyan with RGB values 18, 168, 144 and HSL 170°, 81%, 36%. It is a dark colour, so black text on it reaches 7:1 contrast (AAA for normal text). The nearest named colour is Light seagreen.

Colour values

#12A890#12A890
HEX#12A890
RGBrgb(18, 168, 144)
RGB (0–1)0.0706, 0.6588, 0.5647
RGB percentages7.1%, 65.9%, 56.5%
HSLhsl(170.4, 80.6%, 36.5%)
HSV / HSBhsv(170.4, 89.3%, 65.9%)
CMYK89.3%, 0%, 14.3%, 34.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,222,800
CSS custom property--colour: #12A890;

Brightness & contrast

Relative luminance0.30147WCAG 2.x, 0 is black and 1 is white
Perceived brightness137.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.03:1
Contrast with white2.99:1WCAG normal text: Fail
Contrast with black7.03:1WCAG normal text: AAA
Greyscale equivalent#868686
Inverted#ED576F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A19D8Fno red cones; affects about 1% of men; ΔE 40.9 from the original
Deuteranopia#8F9092no green cones; the most common form, about 1% of men; ΔE 41.7 from the original
Tritanopia#00ABA1no blue cones; rare, and affects men and women equally; ΔE 8.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.99:1WCAG large text: Fail
Contrast with black, large text7.03:1WCAG large text: AAA

Named colours

Light seagreen · ΔE 10.3Medium aquamarine · ΔE 15.5Dark cyan · ΔE 18.3Medium turquoise · ΔE 18.9Sea green · ΔE 20.6Turquoise · ΔE 20.6
Nearest named CSS colourLight seagreen (#20B2AA)ΔE 10.28, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A8122A
Analogous#12A845, #1275A8
Triadic#9012A8, #A89012
Split complementary#A81275, #A84512
Tetradic#4512A8, #A8122A, #75A812

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#93F3E4
Lighter +30%#65EED8
Lighter +20%#36EACD
Lighter +10%#17D6B7
Darker −10%#0D7A69
Darker −20%#084C41
Darker −30%#031E1A
Darker −40%#000000
More saturated +25%#00BA9C
Less saturated −25%#299180

Channel breakdown

R18
G168
B144
Red18 (7.1%)
Green168 (65.9%)
Blue144 (56.5%)
Hue170.4°
Saturation (HSL)80.65%
Lightness36.47%
Dominant channelGreen
Hex per channelR 12 · G A8 · B 90

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Every value on this page was computed from “12a890” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.