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Recognised as Colour

#4D6368

  • #4D6368
  • Cyan
  • Dark
  • Nearest: Dim grey

#4D6368 is a cyan with RGB values 77, 99, 104 and HSL 191°, 15%, 35%. It is a dark colour, so white text on it reaches 6.4:1 contrast (AA for normal text). The nearest named colour is Dim grey.

Colour values

#4D6368#4D6368
HEX#4D6368
RGBrgb(77, 99, 104)
RGB (0–1)0.302, 0.3882, 0.4078
RGB percentages30.2%, 38.8%, 40.8%
HSLhsl(191.1, 14.9%, 35.5%)
HSV / HSBhsv(191.1, 26%, 40.8%)
CMYK26%, 4.8%, 0%, 59.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,071,720
CSS custom property--colour: #4D6368;

Brightness & contrast

Relative luminance0.11501WCAG 2.x, 0 is black and 1 is white
Perceived brightness93.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.36:1
Contrast with white6.36:1WCAG normal text: AA
Contrast with black3.3:1WCAG normal text: Fail
Greyscale equivalent#5F5F5F
Inverted#B29C97

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5F6168no red cones; affects about 1% of men; ΔE 7.8 from the original
Deuteranopia#5A5E68no green cones; the most common form, about 1% of men; ΔE 7.7 from the original
Tritanopia#456564no blue cones; rare, and affects men and women equally; ΔE 5.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text6.36:1WCAG large text: AAA
Contrast with black, large text3.3:1WCAG large text: AA

Named colours

Dim grey · ΔE 9.7Dark slate grey · ΔE 10.5Slate grey · ΔE 14.2Gray · ΔE 15.9Light slate grey · ΔE 17.1Teal · ΔE 23.4
Nearest named CSS colourDim grey (#696969)ΔE 9.75, clearly different but related
Hue familycyan
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#68524D
Analogous#4D685F, #4D5668
Triadic#684D63, #63684D
Split complementary#684D55, #685F4D
Tetradic#5F4D68, #68524D, #56684D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B7C6CA
Lighter +30%#9AAFB4
Lighter +20%#7D989E
Lighter +10%#637F85
Darker −10%#37474B
Darker −20%#222B2D
Darker −30%#0C0F10
Darker −40%#000000
More saturated +25%#36717F
Less saturated −25%#5A5A5A

Channel breakdown

R77
G99
B104
Red77 (30.2%)
Green99 (38.8%)
Blue104 (40.8%)
Hue191.11°
Saturation (HSL)14.92%
Lightness35.49%
Dominant channelBlue
Hex per channelR 4D · G 63 · B 68

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Every value on this page was computed from “4d6368” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.