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Recognised as Colour

#1ECF90

  • #1ECF90
  • Cyan
  • Dark
  • Nearest: Medium seagreen

#1ECF90 is a cyan with RGB values 30, 207, 144 and HSL 159°, 75%, 46%. It is a dark colour, so black text on it reaches 10.4:1 contrast (AAA for normal text). The nearest named colour is Medium seagreen.

Colour values

#1ECF90#1ECF90
HEX#1ECF90
RGBrgb(30, 207, 144)
RGB (0–1)0.1176, 0.8118, 0.5647
RGB percentages11.8%, 81.2%, 56.5%
HSLhsl(158.6, 74.7%, 46.5%)
HSV / HSBhsv(158.6, 85.5%, 81.2%)
CMYK85.5%, 0%, 30.4%, 18.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,019,216
CSS custom property--colour: #1ECF90;

Brightness & contrast

Relative luminance0.46915WCAG 2.x, 0 is black and 1 is white
Perceived brightness166.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.38:1
Contrast with white2.02:1WCAG normal text: Fail
Contrast with black10.38:1WCAG normal text: AAA
Greyscale equivalent#A5A5A5
Inverted#E1306F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#CCBF8Cno red cones; affects about 1% of men; ΔE 53.8 from the original
Deuteranopia#B8B094no green cones; the most common form, about 1% of men; ΔE 54.7 from the original
Tritanopia#00CFBEno blue cones; rare, and affects men and women equally; ΔE 25.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.02:1WCAG large text: Fail
Contrast with black, large text10.38:1WCAG large text: AAA

Named colours

Medium seagreen · ΔE 12.8Medium aquamarine · ΔE 21.4Aquamarine · ΔE 23.2Medium spring green · ΔE 23.3Light green · ΔE 23.4Pale green · ΔE 26.3
Nearest named CSS colourMedium seagreen (#3CB371)ΔE 12.82, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CF1E5D
Analogous#1ECF37, #1EB5CF
Triadic#901ECF, #CF901E
Split complementary#CF1EB5, #CF371E
Tetradic#381ECF, #CF1E5D, #B6CF1E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C3F6E4
Lighter +30%#96F0D0
Lighter +20%#6AE9BC
Lighter +10%#3DE3A8
Darker −10%#18A271
Darker −20%#117652
Darker −30%#0B4933
Darker −40%#041D14
More saturated +25%#00ED99
Less saturated −25%#3CB187

Channel breakdown

R30
G207
B144
Red30 (11.8%)
Green207 (81.2%)
Blue144 (56.5%)
Hue158.64°
Saturation (HSL)74.68%
Lightness46.47%
Dominant channelGreen
Hex per channelR 1E · G CF · B 90

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Every value on this page was computed from “1ecf90” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.