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Colour

#4B5458

  • #4B5458
  • Grey
  • Dark
  • Nearest: Dark slate grey

#4B5458 is a grey with RGB values 75, 84, 88 and HSL 198°, 8%, 32%. It is a dark colour, so white text on it reaches 7.8:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#4B5458#4B5458
HEX#4B5458
RGBrgb(75, 84, 88)
RGB (0–1)0.2941, 0.3294, 0.3451
RGB percentages29.4%, 32.9%, 34.5%
HSLhsl(198.5, 8%, 32%)
HSV / HSBhsv(198.5, 14.8%, 34.5%)
CMYK14.8%, 4.5%, 0%, 65.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,936,792
CSS custom property--colour: #4B5458;

Brightness & contrast

Relative luminance0.08541WCAG 2.x, 0 is black and 1 is white
Perceived brightness81.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.75:1
Contrast with white7.75:1WCAG normal text: AAA
Contrast with black2.71:1WCAG normal text: Fail
Greyscale equivalent#525252
Inverted#B4ABA7

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#525358no red cones; affects about 1% of men; ΔE 3.4 from the original
Deuteranopia#505258no green cones; the most common form, about 1% of men; ΔE 3.2 from the original
Tritanopia#485555no blue cones; rare, and affects men and women equally; ΔE 3.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text7.75:1WCAG large text: AAA
Contrast with black, large text2.71:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 9.9Dim grey · ΔE 10.3Gray · ΔE 19Slate grey · ΔE 19.1Light slate grey · ΔE 22.2Teal · ΔE 29.8
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 9.89, clearly different but related
Hue familygrey
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#584F4B
Analogous#4B5855, #4B4E58
Triadic#584B54, #54584B
Split complementary#584B4E, #58554B
Tetradic#554B58, #584F4B, #4E584B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B2BABD
Lighter +30%#96A1A6
Lighter +20%#7B888E
Lighter +10%#626E74
Darker −10%#343A3C
Darker −20%#1C1F21
Darker −30%#050505
Darker −40%#000000
More saturated +25%#375C6C
Less saturated −25%#525252

Channel breakdown

R75
G84
B88
Red75 (29.4%)
Green84 (32.9%)
Blue88 (34.5%)
Hue198.46°
Saturation (HSL)7.98%
Lightness31.96%
Dominant channelBlue
Hex per channelR 4B · G 54 · B 58

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Every value on this page was computed from “4b5458” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.