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Recognised as Colour

#6BC4B1

  • #6BC4B1
  • Cyan
  • Dark
  • Nearest: Medium aquamarine

#6BC4B1 is a cyan with RGB values 107, 196, 177 and HSL 167°, 43%, 59%. It is a dark colour, so black text on it reaches 10.2:1 contrast (AAA for normal text). The nearest named colour is Medium aquamarine.

Colour values

#6BC4B1#6BC4B1
HEX#6BC4B1
RGBrgb(107, 196, 177)
RGB (0–1)0.4196, 0.7686, 0.6941
RGB percentages42%, 76.9%, 69.4%
HSLhsl(167.2, 43%, 59.4%)
HSV / HSBhsv(167.2, 45.4%, 76.9%)
CMYK45.4%, 0%, 9.7%, 23.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer7,062,705
CSS custom property--colour: #6BC4B1;

Brightness & contrast

Relative luminance0.4578WCAG 2.x, 0 is black and 1 is white
Perceived brightness171.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.16:1
Contrast with white2.07:1WCAG normal text: Fail
Contrast with black10.16:1WCAG normal text: AAA
Greyscale equivalent#B0B0B0
Inverted#943B4E

Colour vision & accessibility

Protanopia#BEBBB0no red cones; affects about 1% of men; ΔE 30.9 from the original
Deuteranopia#AFB0B2no green cones; the most common form, about 1% of men; ΔE 31.5 from the original
Tritanopia#47C6BEno blue cones; rare, and affects men and women equally; ΔE 9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.07:1WCAG large text: Fail
Contrast with black, large text10.16:1WCAG large text: AAA

Named colours

Nearest named CSS colourMedium aquamarine (#66CDAA)ΔE 10.21, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#C46B7E
Analogous#6BC484, #6BAAC4
Triadic#B16BC4, #C4B16B
Split complementary#C46BAA, #C4846B
Tetradic#856BC4, #C46B7E, #ABC46B

Tints, shades & saturation

Lighter +40%#FDFEFE
Lighter +30%#D8F0EB
Lighter +20%#B4E1D7
Lighter +10%#8FD3C4
Darker −10%#48B49D
Darker −20%#39907D
Darker −30%#2B6B5D
Darker −40%#1C473E
More saturated +25%#51DEC0
Less saturated −25%#85AAA2

Channel breakdown

R107
G196
B177
Red107 (42%)
Green196 (76.9%)
Blue177 (69.4%)
Hue167.19°
Saturation (HSL)43%
Lightness59.41%
Dominant channelGreen
Hex per channelR 6B · G C4 · B B1

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Every value on this page was computed from “6bc4b1” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.