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Colour

#2E3B57

  • #2E3B57
  • Blue
  • Dark
  • Nearest: Dark slate grey

#2E3B57 is a blue with RGB values 46, 59, 87 and HSL 221°, 31%, 26%. It is a dark colour, so white text on it reaches 11.2:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#2E3B57#2E3B57
HEX#2E3B57
RGBrgb(46, 59, 87)
RGB (0–1)0.1804, 0.2314, 0.3412
RGB percentages18%, 23.1%, 34.1%
HSLhsl(221, 30.8%, 26.1%)
HSV / HSBhsv(221, 47.1%, 34.1%)
CMYK47.1%, 32.2%, 0%, 65.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,029,847
CSS custom property--colour: #2E3B57;

Brightness & contrast

Relative luminance0.04397WCAG 2.x, 0 is black and 1 is white
Perceived brightness59.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.17:1
Contrast with white11.17:1WCAG normal text: AAA
Contrast with black1.88:1WCAG normal text: Fail
Greyscale equivalent#3A3A3A
Inverted#D1C4A8

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#313D58no red cones; affects about 1% of men; ΔE 1.2 from the original
Deuteranopia#2D3956no green cones; the most common form, about 1% of men; ΔE 1.2 from the original
Tritanopia#1F4145no blue cones; rare, and affects men and women equally; ΔE 18.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text11.17:1WCAG large text: AAA
Contrast with black, large text1.88:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 21.9Dim grey · ΔE 27.1Slate grey · ΔE 29.5Black · ΔE 31.2Steel blue · ΔE 31.6Light slate grey · ΔE 32.3
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 21.94, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#574A2E
Analogous#2E5057, #362E57
Triadic#572E3B, #3B572E
Split complementary#57362E, #50572E
Tetradic#572E4F, #574A2E, #2E5736

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#8E9FC3
Lighter +30%#6C82B2
Lighter +20%#51689A
Lighter +10%#405278
Darker −10%#1C2436
Darker −20%#0B0E14
Darker −30%#000000
Darker −40%#000000
More saturated +25%#1D3568
Less saturated −25%#3F4146

Channel breakdown

R46
G59
B87
Red46 (18%)
Green59 (23.1%)
Blue87 (34.1%)
Hue220.98°
Saturation (HSL)30.83%
Lightness26.08%
Dominant channelBlue
Hex per channelR 2E · G 3B · B 57

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Every value on this page was computed from “2e3b57” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.