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Recognised as Colour

#1E2F50

  • #1E2F50
  • Blue
  • Dark
  • Nearest: Dark slate grey

#1E2F50 is a blue with RGB values 30, 47, 80 and HSL 220°, 45%, 22%. It is a dark colour, so white text on it reaches 13.3:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#1E2F50#1E2F50
HEX#1E2F50
RGBrgb(30, 47, 80)
RGB (0–1)0.1176, 0.1843, 0.3137
RGB percentages11.8%, 18.4%, 31.4%
HSLhsl(219.6, 45.5%, 21.6%)
HSV / HSBhsv(219.6, 62.5%, 31.4%)
CMYK62.5%, 41.3%, 0%, 68.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,978,192
CSS custom property--colour: #1E2F50;

Brightness & contrast

Relative luminance0.02888WCAG 2.x, 0 is black and 1 is white
Perceived brightness47.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.31:1
Contrast with white13.31:1WCAG normal text: AAA
Contrast with black1.58:1WCAG normal text: Fail
Greyscale equivalent#2E2E2E
Inverted#E1D0AF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#213251no red cones; affects about 1% of men; ΔE 2 from the original
Deuteranopia#1B2D4Fno green cones; the most common form, about 1% of men; ΔE 1.2 from the original
Tritanopia#00363Bno blue cones; rare, and affects men and women equally; ΔE 23.7 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text13.31:1WCAG large text: AAA
Contrast with black, large text1.58:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 27.4Black · ΔE 30.1Dark slateblue · ΔE 31.2Dim grey · ΔE 33.7Steel blue · ΔE 35.4Slate grey · ΔE 35.9
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 27.38, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#503F1E
Analogous#1E4850, #261E50
Triadic#501E2F, #2F501E
Split complementary#50261E, #48501E
Tetradic#501E48, #503F1E, #1E5026

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#708FCA
Lighter +30%#4B72BC
Lighter +20%#3A5B9A
Lighter +10%#2C4575
Darker −10%#10192B
Darker −20%#020306
Darker −30%#000000
Darker −40%#000000
More saturated +25%#102B5E
Less saturated −25%#2C3342

Channel breakdown

R30
G47
B80
Red30 (11.8%)
Green47 (18.4%)
Blue80 (31.4%)
Hue219.6°
Saturation (HSL)45.45%
Lightness21.57%
Dominant channelBlue
Hex per channelR 1E · G 2F · B 50

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Every value on this page was computed from “1e2f50” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.