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Recognised as Colour

#18889E

  • #18889E
  • Cyan
  • Dark
  • Nearest: Teal

#18889E is a cyan with RGB values 24, 136, 158 and HSL 190°, 74%, 36%. It is a dark colour, so black text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Teal.

Colour values

#18889E#18889E
HEX#18889E
RGBrgb(24, 136, 158)
RGB (0–1)0.0941, 0.5333, 0.6196
RGB percentages9.4%, 53.3%, 62%
HSLhsl(189.9, 73.6%, 35.7%)
HSV / HSBhsv(189.9, 84.8%, 62%)
CMYK84.8%, 13.9%, 0%, 38%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,607,838
CSS custom property--colour: #18889E;

Brightness & contrast

Relative luminance0.20271WCAG 2.x, 0 is black and 1 is white
Perceived brightness117.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.05:1
Contrast with white4.15:1WCAG normal text: Fail
Contrast with black5.05:1WCAG normal text: AA
Greyscale equivalent#727272
Inverted#E77761

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#79839Fno red cones; affects about 1% of men; ΔE 24.6 from the original
Deuteranopia#68779Eno green cones; the most common form, about 1% of men; ΔE 25.8 from the original
Tritanopia#00908Fno blue cones; rare, and affects men and women equally; ΔE 15.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.15:1WCAG large text: AA
Contrast with black, large text5.05:1WCAG large text: AAA

Named colours

Teal · ΔE 14.3Dark cyan · ΔE 14.4Cadetblue · ΔE 15.7Steel blue · ΔE 21.1Light slate grey · ΔE 21.5Slate grey · ΔE 21.5
Nearest named CSS colourTeal (#008080)ΔE 14.33, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#9E2E18
Analogous#189E71, #18459E
Triadic#9E1888, #889E18
Split complementary#9E1845, #9E7118
Tetradic#71189E, #9E2E18, #459E18

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#93E0EF
Lighter +30%#67D3E8
Lighter +20%#3BC6E1
Lighter +10%#1FAECA
Darker −10%#116272
Darker −20%#0B3C45
Darker −30%#041619
Darker −40%#000000
More saturated +25%#0197B5
Less saturated −25%#2F7987

Channel breakdown

R24
G136
B158
Red24 (9.4%)
Green136 (53.3%)
Blue158 (62%)
Hue189.85°
Saturation (HSL)73.63%
Lightness35.69%
Dominant channelBlue
Hex per channelR 18 · G 88 · B 9E

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Every value on this page was computed from “18889e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.