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Recognised as Colour

#42CEBD

  • #42CEBD
  • Cyan
  • Dark
  • Nearest: Turquoise

#42CEBD is a cyan with RGB values 66, 206, 189 and HSL 173°, 59%, 53%. It is a dark colour, so black text on it reaches 10.8:1 contrast (AAA for normal text). The nearest named colour is Turquoise.

Colour values

#42CEBD#42CEBD
HEX#42CEBD
RGBrgb(66, 206, 189)
RGB (0–1)0.2588, 0.8078, 0.7412
RGB percentages25.9%, 80.8%, 74.1%
HSLhsl(172.7, 58.8%, 53.3%)
HSV / HSBhsv(172.7, 68%, 80.8%)
CMYK68%, 0%, 8.3%, 19.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,378,301
CSS custom property--colour: #42CEBD;

Brightness & contrast

Relative luminance0.48975WCAG 2.x, 0 is black and 1 is white
Perceived brightness174 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.79:1
Contrast with white1.95:1WCAG normal text: Fail
Contrast with black10.79:1WCAG normal text: AAA
Greyscale equivalent#AFAFAF
Inverted#BD3142

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#C4C2BCno red cones; affects about 1% of men; ΔE 41 from the original
Deuteranopia#B0B4BFno green cones; the most common form, about 1% of men; ΔE 41.9 from the original
Tritanopia#00D2C9no blue cones; rare, and affects men and women equally; ΔE 6.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text1.95:1WCAG large text: Fail
Contrast with black, large text10.79:1WCAG large text: AAA

Named colours

Turquoise · ΔE 6.8Medium turquoise · ΔE 7.1Light seagreen · ΔE 11Medium aquamarine · ΔE 11Dark turquoise · ΔE 11.1Aqua · ΔE 20.8
Nearest named CSS colourTurquoise (#40E0D0)ΔE 6.82, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CE4253
Analogous#42CE77, #4299CE
Triadic#BD42CE, #CEBD42
Split complementary#CE4299, #CE7742
Tetradic#7742CE, #CE4253, #99CE42

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E4F8F6
Lighter +30%#BCEEE7
Lighter +20%#93E3D9
Lighter +10%#6AD9CB
Darker −10%#2DB0A0
Darker −20%#23877B
Darker −30%#185F56
Darker −40%#0E3631
More saturated +25%#24ECD4
Less saturated −25%#60B0A6

Channel breakdown

R66
G206
B189
Red66 (25.9%)
Green206 (80.8%)
Blue189 (74.1%)
Hue172.71°
Saturation (HSL)58.82%
Lightness53.33%
Dominant channelGreen
Hex per channelR 42 · G CE · B BD

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