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Recognised as Colour

#3D435F

  • #3D435F
  • Blue
  • Dark
  • Nearest: Dark slate grey

#3D435F is a blue with RGB values 61, 67, 95 and HSL 229°, 22%, 31%. It is a dark colour, so white text on it reaches 9.7:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#3D435F#3D435F
HEX#3D435F
RGBrgb(61, 67, 95)
RGB (0–1)0.2392, 0.2627, 0.3725
RGB percentages23.9%, 26.3%, 37.3%
HSLhsl(229.4, 21.8%, 30.6%)
HSV / HSBhsv(229.4, 35.8%, 37.3%)
CMYK35.8%, 29.5%, 0%, 62.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,014,943
CSS custom property--colour: #3D435F;

Brightness & contrast

Relative luminance0.05833WCAG 2.x, 0 is black and 1 is white
Perceived brightness69.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.69:1
Contrast with white9.69:1WCAG normal text: AAA
Contrast with black2.17:1WCAG normal text: Fail
Greyscale equivalent#444444
Inverted#C2BCA0

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#3A4660no red cones; affects about 1% of men; ΔE 2.8 from the original
Deuteranopia#38435Eno green cones; the most common form, about 1% of men; ΔE 2 from the original
Tritanopia#34484Dno blue cones; rare, and affects men and women equally; ΔE 16.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text9.69:1WCAG large text: AAA
Contrast with black, large text2.17:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 21.8Dim grey · ΔE 23.8Slate grey · ΔE 25.8Light slate grey · ΔE 28.6Steel blue · ΔE 29.3Gray · ΔE 30.5
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 21.8, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#5F593D
Analogous#3D545F, #483D5F
Triadic#5F3D43, #435F3D
Split complementary#5F483D, #545F3D
Tetradic#5F3D54, #5F593D, #3D5F48

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A4A9C4
Lighter +30%#858CB0
Lighter +20%#666F9C
Lighter +10%#51597E
Darker −10%#292D40
Darker −20%#151721
Darker −30%#010102
Darker −40%#000000
More saturated +25%#2A3673
Less saturated −25%#4E4E4E

Channel breakdown

R61
G67
B95
Red61 (23.9%)
Green67 (26.3%)
Blue95 (37.3%)
Hue229.41°
Saturation (HSL)21.79%
Lightness30.59%
Dominant channelBlue
Hex per channelR 3D · G 43 · B 5F

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Every value on this page was computed from “3d435f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.