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Recognised as Colour

#91D9CB

  • #91D9CB
  • Cyan
  • Light
  • Nearest: Pale turquoise

#91D9CB is a cyan with RGB values 145, 217, 203 and HSL 168°, 49%, 71%. It is a light colour, so black text on it reaches 13:1 contrast (AAA for normal text). The nearest named colour is Pale turquoise.

Colour values

#91D9CB#91D9CB
HEX#91D9CB
RGBrgb(145, 217, 203)
RGB (0–1)0.5686, 0.851, 0.7961
RGB percentages56.9%, 85.1%, 79.6%
HSLhsl(168.3, 48.6%, 71%)
HSV / HSBhsv(168.3, 33.2%, 85.1%)
CMYK33.2%, 0%, 6.5%, 14.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer9,558,475
CSS custom property--colour: #91D9CB;

Brightness & contrast

Relative luminance0.59957WCAG 2.x, 0 is black and 1 is white
Perceived brightness196.5 of 255ITU-R BT.601 weighting
Light or darkLight
Best text colour on this backgroundBlackcontrast 12.99:1
Contrast with white1.62:1WCAG normal text: Fail
Contrast with black12.99:1WCAG normal text: AAA
Greyscale equivalent#C9C9C9
Inverted#6E2634

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#D3D1CAno red cones; affects about 1% of men; ΔE 25.3 from the original
Deuteranopia#C6C7CCno green cones; the most common form, about 1% of men; ΔE 26.2 from the original
Tritanopia#7ADBD5no blue cones; rare, and affects men and women equally; ΔE 7.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.62:1WCAG large text: Fail
Contrast with black, large text12.99:1WCAG large text: AAA

Named colours

Pale turquoise · ΔE 11.8Powder blue · ΔE 14.4Medium turquoise · ΔE 15.2Medium aquamarine · ΔE 16.6Light blue · ΔE 18.5Turquoise · ΔE 19
Nearest named CSS colourPale turquoise (#AFEEEE)ΔE 11.83, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D9919F
Analogous#91D9A7, #91C3D9
Triadic#CB91D9, #D9CB91
Split complementary#D991C3, #D9A791
Tetradic#A791D9, #D9919F, #C3D991

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#DDF3EF
Lighter +10%#B7E6DD
Darker −10%#6BCCB9
Darker −20%#45BFA7
Darker −30%#369B88
Darker −40%#297566
More saturated +25%#7EEBD6
Less saturated −25%#A3C6C0

Channel breakdown

R145
G217
B203
Red145 (56.9%)
Green217 (85.1%)
Blue203 (79.6%)
Hue168.33°
Saturation (HSL)48.65%
Lightness70.98%
Dominant channelGreen
Hex per channelR 91 · G D9 · B CB

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Every value on this page was computed from “91d9cb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.