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Recognised as Colour

#6593A4

  • #6593A4
  • Cyan
  • Dark
  • Nearest: Light slate grey

#6593A4 is a cyan with RGB values 101, 147, 164 and HSL 196°, 26%, 52%. It is a dark colour, so black text on it reaches 6.3:1 contrast (AA for normal text). The nearest named colour is Light slate grey.

Colour values

#6593A4#6593A4
HEX#6593A4
RGBrgb(101, 147, 164)
RGB (0–1)0.3961, 0.5765, 0.6431
RGB percentages39.6%, 57.6%, 64.3%
HSLhsl(196.2, 25.7%, 52%)
HSV / HSBhsv(196.2, 38.4%, 64.3%)
CMYK38.4%, 10.4%, 0%, 35.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,656,932
CSS custom property--colour: #6593A4;

Brightness & contrast

Relative luminance0.26314WCAG 2.x, 0 is black and 1 is white
Perceived brightness137.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.26:1
Contrast with white3.35:1WCAG normal text: Fail
Contrast with black6.26:1WCAG normal text: AA
Greyscale equivalent#8A8A8A
Inverted#9A6C5B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#8991A5no red cones; affects about 1% of men; ΔE 12.9 from the original
Deuteranopia#8089A4no green cones; the most common form, about 1% of men; ΔE 14 from the original
Tritanopia#4D9898no blue cones; rare, and affects men and women equally; ΔE 13.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.35:1WCAG large text: AA
Contrast with black, large text6.26:1WCAG large text: AAA

Named colours

Light slate grey · ΔE 9.6Slate grey · ΔE 11Cadetblue · ΔE 11.1Gray · ΔE 18.4Steel blue · ΔE 20.5Dark grey · ΔE 20.9
Nearest named CSS colourLight slate grey (#778899)ΔE 9.59, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A47665
Analogous#65A495, #6574A4
Triadic#A46593, #93A465
Split complementary#A46574, #A49665
Tetradic#9565A4, #A47665, #74A465

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E5EDF0
Lighter +30%#C5D6DD
Lighter +20%#A5C0CA
Lighter +10%#85A9B7
Darker −10%#4F7887
Darker −20%#3D5B66
Darker −30%#2A3F46
Darker −40%#172226
More saturated +25%#46A1C3
Less saturated −25%#848585

Channel breakdown

R101
G147
B164
Red101 (39.6%)
Green147 (57.6%)
Blue164 (64.3%)
Hue196.19°
Saturation (HSL)25.71%
Lightness51.96%
Dominant channelBlue
Hex per channelR 65 · G 93 · B A4

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Every value on this page was computed from “6593a4” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.