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Recognised as Colour

#00B287

  • #00B287
  • Cyan
  • Dark
  • Nearest: Medium seagreen

#00B287 is a cyan with RGB values 0, 178, 135 and HSL 166°, 100%, 35%. It is a dark colour, so black text on it reaches 7.7:1 contrast (AAA for normal text). The nearest named colour is Medium seagreen.

Colour values

#00B287#00B287
HEX#00B287
RGBrgb(0, 178, 135)
RGB (0–1)0, 0.698, 0.5294
RGB percentages0%, 69.8%, 52.9%
HSLhsl(165.5, 100%, 34.9%)
HSV / HSBhsv(165.5, 100%, 69.8%)
CMYK100%, 0%, 24.2%, 30.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer45,703
CSS custom property--colour: #00B287;

Brightness & contrast

Relative luminance0.3359WCAG 2.x, 0 is black and 1 is white
Perceived brightness143.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.72:1
Contrast with white2.72:1WCAG normal text: Fail
Contrast with black7.72:1WCAG normal text: AAA
Greyscale equivalent#898989
Inverted#FF4D78

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#ADA585no red cones; affects about 1% of men; ΔE 46.8 from the original
Deuteranopia#9B978Ano green cones; the most common form, about 1% of men; ΔE 48 from the original
Tritanopia#00B3A6no blue cones; rare, and affects men and women equally; ΔE 17.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.72:1WCAG large text: Fail
Contrast with black, large text7.72:1WCAG large text: AAA

Named colours

Medium seagreen · ΔE 13Medium aquamarine · ΔE 15.5Sea green · ΔE 18.1Light seagreen · ΔE 21Turquoise · ΔE 23.1Medium turquoise · ΔE 25.8
Nearest named CSS colourMedium seagreen (#3CB371)ΔE 12.97, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B2002B
Analogous#00B22E, #0084B2
Triadic#8700B2, #B28700
Split complementary#B20084, #B22E00
Tetradic#2E00B2, #B2002B, #84B200

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#7FFFE0
Lighter +30%#4CFFD4
Lighter +20%#19FFC7
Lighter +10%#00E5AE
Darker −10%#007F60
Darker −20%#004C3A
Darker −30%#001913
Darker −40%#000000
More saturated +25%#00B287
Less saturated −25%#169C7C

Channel breakdown

R0
G178
B135
Red0 (0%)
Green178 (69.8%)
Blue135 (52.9%)
Hue165.51°
Saturation (HSL)100%
Lightness34.9%
Dominant channelGreen
Hex per channelR 00 · G B2 · B 87

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Every value on this page was computed from “00b287” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.