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Colour

#12BB8A

  • #12BB8A
  • Cyan
  • Dark
  • Nearest: Medium seagreen

#12BB8A is a cyan with RGB values 18, 187, 138 and HSL 163°, 82%, 40%. It is a dark colour, so black text on it reaches 8.5:1 contrast (AAA for normal text). The nearest named colour is Medium seagreen.

Colour values

#12BB8A#12BB8A
HEX#12BB8A
RGBrgb(18, 187, 138)
RGB (0–1)0.0706, 0.7333, 0.5412
RGB percentages7.1%, 73.3%, 54.1%
HSLhsl(162.6, 82.4%, 40.2%)
HSV / HSBhsv(162.6, 90.4%, 73.3%)
CMYK90.4%, 0%, 26.2%, 26.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,227,658
CSS custom property--colour: #12BB8A;

Brightness & contrast

Relative luminance0.37504WCAG 2.x, 0 is black and 1 is white
Perceived brightness151 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.5:1
Contrast with white2.47:1WCAG normal text: Fail
Contrast with black8.5:1WCAG normal text: AAA
Greyscale equivalent#949494
Inverted#ED4475

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#B7AD87no red cones; affects about 1% of men; ΔE 48.9 from the original
Deuteranopia#A49F8Dno green cones; the most common form, about 1% of men; ΔE 49.6 from the original
Tritanopia#00BBAEno blue cones; rare, and affects men and women equally; ΔE 20.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.47:1WCAG large text: Fail
Contrast with black, large text8.5:1WCAG large text: AAA

Named colours

Medium seagreen · ΔE 10.9Medium aquamarine · ΔE 15.9Sea green · ΔE 20.5Turquoise · ΔE 23.5Light seagreen · ΔE 24.3Aquamarine · ΔE 25.3
Nearest named CSS colourMedium seagreen (#3CB371)ΔE 10.91, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BB1243
Analogous#12BB36, #1298BB
Triadic#8A12BB, #BB8A12
Split complementary#BB1298, #BB3512
Tetradic#3612BB, #BB1243, #98BB12

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A3F6DE
Lighter +30%#74F2CD
Lighter +20%#46EDBD
Lighter +10%#17E9AC
Darker −10%#0E8C68
Darker −20%#095E45
Darker −30%#052F23
Darker −40%#000101
More saturated +25%#00CD92
Less saturated −25%#2CA17F

Channel breakdown

R18
G187
B138
Red18 (7.1%)
Green187 (73.3%)
Blue138 (54.1%)
Hue162.6°
Saturation (HSL)82.44%
Lightness40.2%
Dominant channelGreen
Hex per channelR 12 · G BB · B 8A

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Every value on this page was computed from “12bb8a” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.