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Recognised as Colour

#12C690

  • #12C690
  • Cyan
  • Dark
  • Nearest: Medium seagreen

#12C690 is a cyan with RGB values 18, 198, 144 and HSL 162°, 83%, 42%. It is a dark colour, so black text on it reaches 9.5:1 contrast (AAA for normal text). The nearest named colour is Medium seagreen.

Colour values

#12C690#12C690
HEX#12C690
RGBrgb(18, 198, 144)
RGB (0–1)0.0706, 0.7765, 0.5647
RGB percentages7.1%, 77.6%, 56.5%
HSLhsl(162, 83.3%, 42.4%)
HSV / HSBhsv(162, 90.9%, 77.6%)
CMYK90.9%, 0%, 27.3%, 22.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,230,480
CSS custom property--colour: #12C690;

Brightness & contrast

Relative luminance0.4253WCAG 2.x, 0 is black and 1 is white
Perceived brightness159.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.51:1
Contrast with white2.21:1WCAG normal text: Fail
Contrast with black9.51:1WCAG normal text: AAA
Greyscale equivalent#9C9C9C
Inverted#ED396F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#C2B78Dno red cones; affects about 1% of men; ΔE 51.5 from the original
Deuteranopia#AEA994no green cones; the most common form, about 1% of men; ΔE 52 from the original
Tritanopia#00C6B7no blue cones; rare, and affects men and women equally; ΔE 22.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.21:1WCAG large text: Fail
Contrast with black, large text9.51:1WCAG large text: AAA

Named colours

Medium seagreen · ΔE 11.8Medium aquamarine · ΔE 17.6Aquamarine · ΔE 23.1Turquoise · ΔE 24.1Sea green · ΔE 24.5Light green · ΔE 27.2
Nearest named CSS colourMedium seagreen (#3CB371)ΔE 11.75, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C61248
Analogous#12C636, #12A2C6
Triadic#9012C6, #C69012
Split complementary#C612A2, #C63612
Tetradic#3612C6, #C61248, #A2C612

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#ACF8E1
Lighter +30%#7EF3D0
Lighter +20%#4FEFBF
Lighter +10%#20EBAE
Darker −10%#0E976E
Darker −20%#09694C
Darker −30%#053A2A
Darker −40%#010B08
More saturated +25%#00D897
Less saturated −25%#2DAB85

Channel breakdown

R18
G198
B144
Red18 (7.1%)
Green198 (77.6%)
Blue144 (56.5%)
Hue162°
Saturation (HSL)83.33%
Lightness42.35%
Dominant channelGreen
Hex per channelR 12 · G C6 · B 90

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Every value on this page was computed from “12c690” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.