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Colour

#3A3A67

  • #3A3A67
  • Blue
  • Dark
  • Nearest: Dark slateblue

#3A3A67 is a blue with RGB values 58, 58, 103 and HSL 240°, 28%, 32%. It is a dark colour, so white text on it reaches 10.6:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#3A3A67#3A3A67
HEX#3A3A67
RGBrgb(58, 58, 103)
RGB (0–1)0.2275, 0.2275, 0.4039
RGB percentages22.7%, 22.7%, 40.4%
HSLhsl(240, 28%, 31.6%)
HSV / HSBhsv(240, 43.7%, 40.4%)
CMYK43.7%, 43.7%, 0%, 59.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,816,039
CSS custom property--colour: #3A3A67;

Brightness & contrast

Relative luminance0.04905WCAG 2.x, 0 is black and 1 is white
Perceived brightness64.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.6:1
Contrast with white10.6:1WCAG normal text: AAA
Contrast with black1.98:1WCAG normal text: Fail
Greyscale equivalent#3D3D3D
Inverted#C5C598

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#2A4069no red cones; affects about 1% of men; ΔE 7.7 from the original
Deuteranopia#283D66no green cones; the most common form, about 1% of men; ΔE 7.2 from the original
Tritanopia#2C434Bno blue cones; rare, and affects men and women equally; ΔE 26.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text10.6:1WCAG large text: AAA
Contrast with black, large text1.98:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 21Steel blue · ΔE 31.5Midnight blue · ΔE 31.7Dark slate grey · ΔE 33.7Slate grey · ΔE 34.2Dim grey · ΔE 34.4
Nearest named CSS colourDark slateblue (#483D8B)ΔE 20.98, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#67673A
Analogous#3A5167, #513A67
Triadic#673A3A, #3A673A
Split complementary#67513A, #51673A
Tetradic#673A51, #67673A, #3A6751

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A2A2CB
Lighter +30%#8282B8
Lighter +20%#6161A6
Lighter +10%#4C4C88
Darker −10%#282846
Darker −20%#151526
Darker −30%#030305
Darker −40%#000000
More saturated +25%#26267B
Less saturated −25%#4E4E53

Channel breakdown

R58
G58
B103
Red58 (22.7%)
Green58 (22.7%)
Blue103 (40.4%)
Hue240°
Saturation (HSL)27.95%
Lightness31.57%
Dominant channelBlue
Hex per channelR 3A · G 3A · B 67

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Every value on this page was computed from “3a3a67” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.