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Colour

#91C5B2

  • #91C5B2
  • Cyan
  • Dark
  • Nearest: Dark seagreen

#91C5B2 is a cyan with RGB values 145, 197, 178 and HSL 158°, 31%, 67%. It is a dark colour, so black text on it reaches 10.8:1 contrast (AAA for normal text). The nearest named colour is Dark seagreen.

Colour values

#91C5B2#91C5B2
HEX#91C5B2
RGBrgb(145, 197, 178)
RGB (0–1)0.5686, 0.7725, 0.698
RGB percentages56.9%, 77.3%, 69.8%
HSLhsl(158.1, 31%, 67.1%)
HSV / HSBhsv(158.1, 26.4%, 77.3%)
CMYK26.4%, 0%, 9.6%, 22.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer9,553,330
CSS custom property--colour: #91C5B2;

Brightness & contrast

Relative luminance0.49167WCAG 2.x, 0 is black and 1 is white
Perceived brightness180.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 10.83:1
Contrast with white1.94:1WCAG normal text: Fail
Contrast with black10.83:1WCAG normal text: AAA
Greyscale equivalent#B9B9B9
Inverted#6E3A4D

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#C2BEB1no red cones; affects about 1% of men; ΔE 20.3 from the original
Deuteranopia#B9B7B3no green cones; the most common form, about 1% of men; ΔE 21 from the original
Tritanopia#85C6BFno blue cones; rare, and affects men and women equally; ΔE 7.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text1.94:1WCAG large text: Fail
Contrast with black, large text10.83:1WCAG large text: AAA

Named colours

Dark seagreen · ΔE 14.7Powder blue · ΔE 17.4Medium aquamarine · ΔE 17.9Pale turquoise · ΔE 17.9Cadetblue · ΔE 18.5Light blue · ΔE 20.3
Nearest named CSS colourDark seagreen (#8FBC8F)ΔE 14.69, a distinctly different colour
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C591A4
Analogous#91C598, #91BEC5
Triadic#B291C5, #C5B291
Split complementary#C591BE, #C59891
Tetradic#9891C5, #C591A4, #BEC591

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#F5FAF8
Lighter +20%#D4E8E1
Lighter +10%#B2D7C9
Darker −10%#70B39B
Darker −20%#539D82
Darker −30%#417C66
Darker −40%#305A4B
More saturated +25%#7CDAB8
Less saturated −25%#A6B0AC

Channel breakdown

R145
G197
B178
Red145 (56.9%)
Green197 (77.3%)
Blue178 (69.8%)
Hue158.08°
Saturation (HSL)30.95%
Lightness67.06%
Dominant channelGreen
Hex per channelR 91 · G C5 · B B2

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Every value on this page was computed from “91c5b2” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.