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Recognised as Colour

#628C91

  • #628C91
  • Cyan
  • Dark
  • Nearest: Cadetblue

#628C91 is a cyan with RGB values 98, 140, 145 and HSL 186°, 19%, 48%. It is a dark colour, so black text on it reaches 5.7:1 contrast (AA for normal text). The nearest named colour is Cadetblue.

Colour values

#628C91#628C91
HEX#628C91
RGBrgb(98, 140, 145)
RGB (0–1)0.3843, 0.549, 0.5686
RGB percentages38.4%, 54.9%, 56.9%
HSLhsl(186.4, 19.3%, 47.6%)
HSV / HSBhsv(186.4, 32.4%, 56.9%)
CMYK32.4%, 3.4%, 0%, 43.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,458,513
CSS custom property--colour: #628C91;

Brightness & contrast

Relative luminance0.23397WCAG 2.x, 0 is black and 1 is white
Perceived brightness129.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.68:1
Contrast with white3.7:1WCAG normal text: Fail
Contrast with black5.68:1WCAG normal text: AA
Greyscale equivalent#838383
Inverted#9D736E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#868991no red cones; affects about 1% of men; ΔE 14 from the original
Deuteranopia#7D8291no green cones; the most common form, about 1% of men; ΔE 14.5 from the original
Tritanopia#518F8Dno blue cones; rare, and affects men and women equally; ΔE 7.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.7:1WCAG large text: AA
Contrast with black, large text5.68:1WCAG large text: AAA

Named colours

Cadetblue · ΔE 8.7Light slate grey · ΔE 11.5Slate grey · ΔE 11.7Gray · ΔE 15.1Teal · ΔE 17.4Dark cyan · ΔE 17.9
Nearest named CSS colourCadetblue (#5F9EA0)ΔE 8.71, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#916762
Analogous#62917E, #627591
Triadic#91628C, #8C9162
Split complementary#916275, #917E62
Tetradic#7E6291, #916762, #759162

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D9E4E6
Lighter +30%#BBCFD1
Lighter +20%#9DB9BC
Lighter +10%#7EA3A8
Darker −10%#4D6F73
Darker −20%#395154
Darker −30%#243436
Darker −40%#101617
More saturated +25%#44A4AF
Less saturated −25%#797979

Channel breakdown

R98
G140
B145
Red98 (38.4%)
Green140 (54.9%)
Blue145 (56.9%)
Hue186.38°
Saturation (HSL)19.34%
Lightness47.65%
Dominant channelBlue
Hex per channelR 62 · G 8C · B 91

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Every value on this page was computed from “628c91” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.