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Recognised as Colour

#009990

  • #009990
  • Cyan
  • Dark
  • Nearest: Dark cyan

#009990 is a cyan with RGB values 0, 153, 144 and HSL 176°, 100%, 30%. It is a dark colour, so black text on it reaches 6:1 contrast (AA for normal text). The nearest named colour is Dark cyan.

Colour values

#009990#009990
HEX#009990
RGBrgb(0, 153, 144)
RGB (0–1)0, 0.6, 0.5647
RGB percentages0%, 60%, 56.5%
HSLhsl(176.5, 100%, 30%)
HSV / HSBhsv(176.5, 100%, 60%)
CMYK100%, 0%, 5.9%, 40%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer39,312
CSS custom property--colour: #009990;

Brightness & contrast

Relative luminance0.24796WCAG 2.x, 0 is black and 1 is white
Perceived brightness126.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.96:1
Contrast with white3.52:1WCAG normal text: Fail
Contrast with black5.96:1WCAG normal text: AA
Greyscale equivalent#787878
Inverted#FF666F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#909090no red cones; affects about 1% of men; ΔE 36.1 from the original
Deuteranopia#7F8391no green cones; the most common form, about 1% of men; ΔE 37.3 from the original
Tritanopia#009D96no blue cones; rare, and affects men and women equally; ΔE 1.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.52:1WCAG large text: AA
Contrast with black, large text5.96:1WCAG large text: AAA

Named colours

Dark cyan · ΔE 8Light seagreen · ΔE 9.2Teal · ΔE 11.5Cadetblue · ΔE 16.7Medium turquoise · ΔE 20.4Dark turquoise · ΔE 20.8
Nearest named CSS colourDark cyan (#008B8B)ΔE 7.96, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#990009
Analogous#009944, #005599
Triadic#900099, #999000
Split complementary#990055, #994400
Tetradic#440099, #990009, #559900

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#66FFF6
Lighter +30%#33FFF3
Lighter +20%#00FFF0
Lighter +10%#00CCC0
Darker −10%#006660
Darker −20%#003330
Darker −30%#000000
Darker −40%#000000
More saturated +25%#009990
Less saturated −25%#13867F

Channel breakdown

R0
G153
B144
Red0 (0%)
Green153 (60%)
Blue144 (56.5%)
Hue176.47°
Saturation (HSL)100%
Lightness30%
Dominant channelGreen
Hex per channelR 00 · G 99 · B 90

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Every value on this page was computed from “hex 009990” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.