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Recognised as Colour

#219C6B

  • #219C6B
  • Cyan
  • Dark
  • Nearest: Sea green

#219C6B is a cyan with RGB values 33, 156, 107 and HSL 156°, 65%, 37%. It is a dark colour, so black text on it reaches 6:1 contrast (AA for normal text). The nearest named colour is Sea green.

Colour values

#219C6B#219C6B
HEX#219C6B
RGBrgb(33, 156, 107)
RGB (0–1)0.1294, 0.6118, 0.4196
RGB percentages12.9%, 61.2%, 42%
HSLhsl(156.1, 65.1%, 37.1%)
HSV / HSBhsv(156.1, 78.8%, 61.2%)
CMYK78.8%, 0%, 31.4%, 38.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,202,731
CSS custom property--colour: #219C6B;

Brightness & contrast

Relative luminance0.25162WCAG 2.x, 0 is black and 1 is white
Perceived brightness126.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.03:1
Contrast with white3.48:1WCAG normal text: Fail
Contrast with black6.03:1WCAG normal text: AA
Greyscale equivalent#7E7E7E
Inverted#DE6394

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#9A9068no red cones; affects about 1% of men; ΔE 42.3 from the original
Deuteranopia#8B856Eno green cones; the most common form, about 1% of men; ΔE 42.8 from the original
Tritanopia#009B8Fno blue cones; rare, and affects men and women equally; ΔE 21.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.48:1WCAG large text: AA
Contrast with black, large text6.03:1WCAG large text: AAA

Named colours

Sea green · ΔE 8.2Medium seagreen · ΔE 11.8Medium aquamarine · ΔE 21.1Light seagreen · ΔE 25.4Dark seagreen · ΔE 25.5Dark cyan · ΔE 29.5
Nearest named CSS colourSea green (#2E8B57)ΔE 8.18, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#9C2152
Analogous#219C2E, #218F9C
Triadic#6B219C, #9C6B21
Split complementary#9C218F, #9C2E21
Tetradic#2E219C, #9C2152, #8F9C21

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9EEBCC
Lighter +30%#74E2B6
Lighter +20%#4AD9A0
Lighter +10%#2AC688
Darker −10%#18724E
Darker −20%#0F4831
Darker −30%#061E14
Darker −40%#000000
More saturated +25%#09B470
Less saturated −25%#398466

Channel breakdown

R33
G156
B107
Red33 (12.9%)
Green156 (61.2%)
Blue107 (42%)
Hue156.1°
Saturation (HSL)65.08%
Lightness37.06%
Dominant channelGreen
Hex per channelR 21 · G 9C · B 6B

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Every value on this page was computed from “219c6b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.