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Recognised as Colour

#0A8189

  • #0A8189
  • Cyan
  • Dark
  • Nearest: Teal

#0A8189 is a cyan with RGB values 10, 129, 137 and HSL 184°, 86%, 29%. It is a dark colour, so white text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Teal.

Colour values

#0A8189#0A8189
HEX#0A8189
RGBrgb(10, 129, 137)
RGB (0–1)0.0392, 0.5059, 0.5373
RGB percentages3.9%, 50.6%, 53.7%
HSLhsl(183.8, 86.4%, 28.8%)
HSV / HSBhsv(183.8, 92.7%, 53.7%)
CMYK92.7%, 5.8%, 0%, 46.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer688,521
CSS custom property--colour: #0A8189;

Brightness & contrast

Relative luminance0.17571WCAG 2.x, 0 is black and 1 is white
Perceived brightness109.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.65:1
Contrast with white4.65:1WCAG normal text: AA
Contrast with black4.51:1WCAG normal text: AA
Greyscale equivalent#686868
Inverted#F57E76

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#767B8Ano red cones; affects about 1% of men; ΔE 27.7 from the original
Deuteranopia#666F89no green cones; the most common form, about 1% of men; ΔE 28.8 from the original
Tritanopia#008783no blue cones; rare, and affects men and women equally; ΔE 8.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.65:1WCAG large text: AAA
Contrast with black, large text4.51:1WCAG large text: AAA

Named colours

Teal · ΔE 5.2Dark cyan · ΔE 6.8Cadetblue · ΔE 14.6Light seagreen · ΔE 21.4Slate grey · ΔE 24.1Dark slate grey · ΔE 24.4
Nearest named CSS colourTeal (#008080)ΔE 5.22, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#89120A
Analogous#0A8952, #0A4189
Triadic#890A81, #81890A
Split complementary#890A41, #89510A
Tetradic#520A89, #89120A, #42890A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#6BECF4
Lighter +30%#3BE5F1
Lighter +20%#11DBE8
Lighter +10%#0DAEB9
Darker −10%#075459
Darker −20%#03272A
Darker −30%#000000
Darker −40%#000000
More saturated +25%#008A93
Less saturated −25%#1C7177

Channel breakdown

R10
G129
B137
Red10 (3.9%)
Green129 (50.6%)
Blue137 (53.7%)
Hue183.78°
Saturation (HSL)86.39%
Lightness28.82%
Dominant channelBlue
Hex per channelR 0A · G 81 · B 89

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Every value on this page was computed from “0a8189” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.