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Recognised as Colour

#18AB98

  • #18AB98
  • Cyan
  • Dark
  • Nearest: Light seagreen

#18AB98 is a cyan with RGB values 24, 171, 152 and HSL 172°, 75%, 38%. It is a dark colour, so black text on it reaches 7.3:1 contrast (AAA for normal text). The nearest named colour is Light seagreen.

Colour values

#18AB98#18AB98
HEX#18AB98
RGBrgb(24, 171, 152)
RGB (0–1)0.0941, 0.6706, 0.5961
RGB percentages9.4%, 67.1%, 59.6%
HSLhsl(172.2, 75.4%, 38.2%)
HSV / HSBhsv(172.2, 86%, 67.1%)
CMYK86%, 0%, 11.1%, 32.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,616,792
CSS custom property--colour: #18AB98;

Brightness & contrast

Relative luminance0.31587WCAG 2.x, 0 is black and 1 is white
Perceived brightness141.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.32:1
Contrast with white2.87:1WCAG normal text: Fail
Contrast with black7.32:1WCAG normal text: AAA
Greyscale equivalent#8A8A8A
Inverted#E75467

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A3A097no red cones; affects about 1% of men; ΔE 40.1 from the original
Deuteranopia#91939Ano green cones; the most common form, about 1% of men; ΔE 41 from the original
Tritanopia#00AEA5no blue cones; rare, and affects men and women equally; ΔE 5.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.87:1WCAG large text: Fail
Contrast with black, large text7.32:1WCAG large text: AAA

Named colours

Light seagreen · ΔE 7Medium aquamarine · ΔE 15.5Medium turquoise · ΔE 16.2Dark cyan · ΔE 16.8Dark turquoise · ΔE 18Turquoise · ΔE 19
Nearest named CSS colourLight seagreen (#20B2AA)ΔE 7.04, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AB182B
Analogous#18AB4F, #1875AB
Triadic#9818AB, #AB9818
Split complementary#AB1875, #AB4F18
Tetradic#4E18AB, #AB182B, #74AB18

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9EF1E7
Lighter +30%#71EBDB
Lighter +20%#44E5D0
Lighter +10%#1ED8C0
Darker −10%#127E70
Darker −20%#0B5248
Darker −30%#052521
Darker −40%#000000
More saturated +25%#00C3AA
Less saturated −25%#309386

Channel breakdown

R24
G171
B152
Red24 (9.4%)
Green171 (67.1%)
Blue152 (59.6%)
Hue172.24°
Saturation (HSL)75.38%
Lightness38.24%
Dominant channelGreen
Hex per channelR 18 · G AB · B 98

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Every value on this page was computed from “18ab98” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.