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Recognised as Colour

#01CBB4

  • #01CBB4
  • Cyan
  • Dark
  • Nearest: Turquoise

#01CBB4 is a cyan with RGB values 1, 203, 180 and HSL 173°, 99%, 40%. It is a dark colour, so black text on it reaches 10.2:1 contrast (AAA for normal text). The nearest named colour is Turquoise.

Colour values

#01CBB4#01CBB4
HEX#01CBB4
RGBrgb(1, 203, 180)
RGB (0–1)0.0039, 0.7961, 0.7059
RGB percentages0.4%, 79.6%, 70.6%
HSLhsl(173.2, 99%, 40%)
HSV / HSBhsv(173.2, 99.5%, 79.6%)
CMYK99.5%, 0%, 11.3%, 20.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer117,684
CSS custom property--colour: #01CBB4;

Brightness & contrast

Relative luminance0.46014WCAG 2.x, 0 is black and 1 is white
Perceived brightness167 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.2:1
Contrast with white2.06:1WCAG normal text: Fail
Contrast with black10.2:1WCAG normal text: AAA
Greyscale equivalent#9E9E9E
Inverted#FE344B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#C1BEB3no red cones; affects about 1% of men; ΔE 46.7 from the original
Deuteranopia#ACAEB6no green cones; the most common form, about 1% of men; ΔE 48.1 from the original
Tritanopia#00CFC4no blue cones; rare, and affects men and women equally; ΔE 7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.06:1WCAG large text: Fail
Contrast with black, large text10.2:1WCAG large text: AAA

Named colours

Turquoise · ΔE 9Medium aquamarine · ΔE 12.5Medium turquoise · ΔE 13Light seagreen · ΔE 13.7Dark turquoise · ΔE 15Aquamarine · ΔE 21.1
Nearest named CSS colourTurquoise (#40E0D0)ΔE 9.03, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CB0118
Analogous#01CB4F, #017DCB
Triadic#B401CB, #CBB401
Split complementary#CB017D, #CB4F01
Tetradic#4F01CB, #CB0118, #7DCB01

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9AFFF3
Lighter +30%#67FEED
Lighter +20%#34FEE7
Lighter +10%#01FEE1
Darker −10%#019887
Darker −20%#00665A
Darker −30%#00332D
Darker −40%#000000
More saturated +25%#00CCB5
Less saturated −25%#1AB2A0

Channel breakdown

R1
G203
B180
Red1 (0.4%)
Green203 (79.6%)
Blue180 (70.6%)
Hue173.17°
Saturation (HSL)99.02%
Lightness40%
Dominant channelGreen
Hex per channelR 01 · G CB · B B4

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Every value on this page was computed from “01cbb4” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.