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Recognised as Colour

#09B99E

  • #09B99E
  • Cyan
  • Dark
  • Nearest: Light seagreen

#09B99E is a cyan with RGB values 9, 185, 158 and HSL 171°, 91%, 38%. It is a dark colour, so black text on it reaches 8.4:1 contrast (AAA for normal text). The nearest named colour is Light seagreen.

Colour values

#09B99E#09B99E
HEX#09B99E
RGBrgb(9, 185, 158)
RGB (0–1)0.0353, 0.7255, 0.6196
RGB percentages3.5%, 72.5%, 62%
HSLhsl(170.8, 90.7%, 38%)
HSV / HSBhsv(170.8, 95.1%, 72.5%)
CMYK95.1%, 0%, 14.6%, 27.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer637,342
CSS custom property--colour: #09B99E;

Brightness & contrast

Relative luminance0.37225WCAG 2.x, 0 is black and 1 is white
Perceived brightness151.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.44:1
Contrast with white2.49:1WCAG normal text: Fail
Contrast with black8.44:1WCAG normal text: AAA
Greyscale equivalent#929292
Inverted#F64661

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#B1AD9Dno red cones; affects about 1% of men; ΔE 44.4 from the original
Deuteranopia#9E9EA0no green cones; the most common form, about 1% of men; ΔE 45.9 from the original
Tritanopia#00BCB1no blue cones; rare, and affects men and women equally; ΔE 9.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.49:1WCAG large text: Fail
Contrast with black, large text8.44:1WCAG large text: AAA

Named colours

Light seagreen · ΔE 12Medium aquamarine · ΔE 12.1Turquoise · ΔE 15.4Medium turquoise · ΔE 16.6Dark turquoise · ΔE 18.8Medium seagreen · ΔE 21.9
Nearest named CSS colourLight seagreen (#20B2AA)ΔE 12.03, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B90924
Analogous#09B946, #097CB9
Triadic#9E09B9, #B99E09
Split complementary#B9097C, #B94609
Tetradic#4609B9, #B90924, #7CB909

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#94FAEA
Lighter +30%#64F7E1
Lighter +20%#33F5D7
Lighter +10%#0BEAC8
Darker −10%#078874
Darker −20%#04584B
Darker −30%#022721
Darker −40%#000000
More saturated +25%#00C2A4
Less saturated −25%#21A18D

Channel breakdown

R9
G185
B158
Red9 (3.5%)
Green185 (72.5%)
Blue158 (62%)
Hue170.8°
Saturation (HSL)90.72%
Lightness38.04%
Dominant channelGreen
Hex per channelR 09 · G B9 · B 9E

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Every value on this page was computed from “09b99e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.