Nerdulator> put something in

Recognised as Colour

#42E9A6

  • #42E9A6
  • Cyan
  • Light
  • Nearest: Medium spring green

#42E9A6 is a cyan with RGB values 66, 233, 166 and HSL 156°, 79%, 59%. It is a light colour, so black text on it reaches 13.4:1 contrast (AAA for normal text). The nearest named colour is Medium spring green.

Colour values

#42E9A6#42E9A6
HEX#42E9A6
RGBrgb(66, 233, 166)
RGB (0–1)0.2588, 0.9137, 0.651
RGB percentages25.9%, 91.4%, 65.1%
HSLhsl(155.9, 79.1%, 58.6%)
HSV / HSBhsv(155.9, 71.7%, 91.4%)
CMYK71.7%, 0%, 28.8%, 8.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,385,190
CSS custom property--colour: #42E9A6;

Brightness & contrast

Relative luminance0.62189WCAG 2.x, 0 is black and 1 is white
Perceived brightness190.6 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 13.44:1
Contrast with white1.56:1WCAG normal text: Fail
Contrast with black13.44:1WCAG normal text: AAA
Greyscale equivalent#C1C1C1
Inverted#BD1659

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#E6D8A2no red cones; affects about 1% of men; ΔE 55 from the original
Deuteranopia#D1C9AAno green cones; the most common form, about 1% of men; ΔE 55.5 from the original
Tritanopia#00E8D7no blue cones; rare, and affects men and women equally; ΔE 26.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.56:1WCAG large text: Fail
Contrast with black, large text13.44:1WCAG large text: AAA

Named colours

Medium spring green · ΔE 18.2Aquamarine · ΔE 18.6Light green · ΔE 20.2Medium seagreen · ΔE 20.4Pale green · ΔE 21.6Medium aquamarine · ΔE 24
Nearest named CSS colourMedium spring green (#00FA9A)ΔE 18.21, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#E94285
Analogous#42E953, #42D8E9
Triadic#A642E9, #E9A642
Split complementary#E942D9, #E95342
Tetradic#5242E9, #E94285, #D8E942

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F9FEFC
Lighter +30%#CBF9E7
Lighter +20%#9DF4D1
Lighter +10%#70EEBC
Darker −10%#1ADE8F
Darker −20%#15B072
Darker −30%#0F8354
Darker −40%#0A5537
More saturated +25%#2CFFAA
Less saturated −25%#5CCFA1

Channel breakdown

R66
G233
B166
Red66 (25.9%)
Green233 (91.4%)
Blue166 (65.1%)
Hue155.93°
Saturation (HSL)79.15%
Lightness58.63%
Dominant channelGreen
Hex per channelR 42 · G E9 · B A6

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Nerdulate something else

Nothing in mind? Surprise me · today’s page

Every value on this page was computed from “42e9a6” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.