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Recognised as Colour

#90DBDB

  • #90DBDB
  • Cyan
  • Light
  • Nearest: Pale turquoise

#90DBDB is a cyan with RGB values 144, 219, 219 and HSL 180°, 51%, 71%. It is a light colour, so black text on it reaches 13.3:1 contrast (AAA for normal text). The nearest named colour is Pale turquoise.

Colour values

#90DBDB#90DBDB
HEX#90DBDB
RGBrgb(144, 219, 219)
RGB (0–1)0.5647, 0.8588, 0.8588
RGB percentages56.5%, 85.9%, 85.9%
HSLhsl(180, 51%, 71.2%)
HSV / HSBhsv(180, 34.2%, 85.9%)
CMYK34.2%, 0%, 0%, 14.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer9,493,467
CSS custom property--colour: #90DBDB;

Brightness & contrast

Relative luminance0.61707WCAG 2.x, 0 is black and 1 is white
Perceived brightness199.6 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 13.34:1
Contrast with white1.57:1WCAG normal text: Fail
Contrast with black13.34:1WCAG normal text: AAA
Greyscale equivalent#CBCBCB
Inverted#6F2424

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#D2D4DBno red cones; affects about 1% of men; ΔE 24.1 from the original
Deuteranopia#C4CADCno green cones; the most common form, about 1% of men; ΔE 24.7 from the original
Tritanopia#72E0DBno blue cones; rare, and affects men and women equally; ΔE 9.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.57:1WCAG large text: Fail
Contrast with black, large text13.34:1WCAG large text: AAA

Named colours

Pale turquoise · ΔE 8.1Powder blue · ΔE 9.6Light blue · ΔE 12.9Medium turquoise · ΔE 15.5Sky blue · ΔE 16.5Dark turquoise · ΔE 19.5
Nearest named CSS colourPale turquoise (#AFEEEE)ΔE 8.13, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DB9090
Analogous#90DBB5, #90B5DB
Triadic#DB90DB, #DBDB90
Split complementary#DB90B5, #DBB590
Tetradic#B590DB, #DB9090, #B5DB90

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#DDF4F4
Lighter +10%#B7E7E7
Darker −10%#69CFCF
Darker −20%#43C2C2
Darker −30%#339F9F
Darker −40%#277878
More saturated +25%#7EEDED
Less saturated −25%#A2C9C9

Channel breakdown

R144
G219
B219
Red144 (56.5%)
Green219 (85.9%)
Blue219 (85.9%)
Hue180°
Saturation (HSL)51.02%
Lightness71.18%
Dominant channelGreen and Blue
Hex per channelR 90 · G DB · B DB

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Every value on this page was computed from “90dbdb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.