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Recognised as Colour

#23AA99

  • #23AA99
  • Cyan
  • Dark
  • Nearest: Light seagreen

#23AA99 is a cyan with RGB values 35, 170, 153 and HSL 172°, 66%, 40%. 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

#23AA99#23AA99
HEX#23AA99
RGBrgb(35, 170, 153)
RGB (0–1)0.1373, 0.6667, 0.6
RGB percentages13.7%, 66.7%, 60%
HSLhsl(172.4, 65.9%, 40.2%)
HSV / HSBhsv(172.4, 79.4%, 66.7%)
CMYK79.4%, 0%, 10%, 33.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,337,433
CSS custom property--colour: #23AA99;

Brightness & contrast

Relative luminance0.31407WCAG 2.x, 0 is black and 1 is white
Perceived brightness141.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.28:1
Contrast with white2.88:1WCAG normal text: Fail
Contrast with black7.28:1WCAG normal text: AAA
Greyscale equivalent#8C8C8C
Inverted#DC5566

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#A2A098no red cones; affects about 1% of men; ΔE 38.3 from the original
Deuteranopia#90939Bno green cones; the most common form, about 1% of men; ΔE 39.2 from the original
Tritanopia#00ADA5no blue cones; rare, and affects men and women equally; ΔE 5.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.88:1WCAG large text: Fail
Contrast with black, large text7.28:1WCAG large text: AAA

Named colours

Light seagreen · ΔE 6Dark cyan · ΔE 15.4Medium turquoise · ΔE 15.8Medium aquamarine · ΔE 16Dark turquoise · ΔE 17.6Teal · ΔE 18.9
Nearest named CSS colourLight seagreen (#20B2AA)ΔE 6, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AA2334
Analogous#23AA56, #2377AA
Triadic#9923AA, #AA9923
Split complementary#AA2377, #AA5623
Tetradic#5623AA, #AA2334, #77AA23

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#ABEEE5
Lighter +30%#81E5D8
Lighter +20%#57DCCC
Lighter +10%#2CD4BF
Darker −10%#1A8073
Darker −20%#12554D
Darker −30%#092B27
Darker −40%#000101
More saturated +25%#09C4AC
Less saturated −25%#3D9086

Channel breakdown

R35
G170
B153
Red35 (13.7%)
Green170 (66.7%)
Blue153 (60%)
Hue172.44°
Saturation (HSL)65.85%
Lightness40.2%
Dominant channelGreen
Hex per channelR 23 · G AA · B 99

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Every value on this page was computed from “23aa99” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.