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Recognised as Colour

#1E4FAF

  • #1E4FAF
  • Blue
  • Dark
  • Nearest: Dark slateblue

#1E4FAF is a blue with RGB values 30, 79, 175 and HSL 220°, 71%, 40%. It is a dark colour, so white text on it reaches 7.5:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#1E4FAF#1E4FAF
HEX#1E4FAF
RGBrgb(30, 79, 175)
RGB (0–1)0.1176, 0.3098, 0.6863
RGB percentages11.8%, 31%, 68.6%
HSLhsl(219.7, 70.7%, 40.2%)
HSV / HSBhsv(219.7, 82.9%, 68.6%)
CMYK82.9%, 54.9%, 0%, 31.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,986,479
CSS custom property--colour: #1E4FAF;

Brightness & contrast

Relative luminance0.08963WCAG 2.x, 0 is black and 1 is white
Perceived brightness86.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.52:1
Contrast with white7.52:1WCAG normal text: AAA
Contrast with black2.79:1WCAG normal text: Fail
Greyscale equivalent#4C4C4C
Inverted#E1B050

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#005BB2no red cones; affects about 1% of men; ΔE 9.6 from the original
Deuteranopia#004EADno green cones; the most common form, about 1% of men; ΔE 2.1 from the original
Tritanopia#006777no blue cones; rare, and affects men and women equally; ΔE 56 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.52:1WCAG large text: AAA
Contrast with black, large text2.79:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 15.6Royal blue · ΔE 16.3Slate blue · ΔE 18.4Midnight blue · ΔE 23.8Rebecca purple · ΔE 24.3Medium purple · ΔE 25.8
Nearest named CSS colourDark slateblue (#483D8B)ΔE 15.63, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AF7E1E
Analogous#1E98AF, #351EAF
Triadic#AF1E4F, #4FAF1E
Split complementary#AF351E, #98AF1E
Tetradic#AF1E98, #AF7E1E, #1EAF35

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A9C1F0
Lighter +30%#7DA2E9
Lighter +20%#5282E1
Lighter +10%#2663DA
Darker −10%#173B83
Darker −20%#0F2858
Darker −30%#08142C
Darker −40%#000001
More saturated +25%#0447C9
Less saturated −25%#385795

Channel breakdown

R30
G79
B175
Red30 (11.8%)
Green79 (31%)
Blue175 (68.6%)
Hue219.72°
Saturation (HSL)70.73%
Lightness40.2%
Dominant channelBlue
Hex per channelR 1E · G 4F · B AF

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Every value on this page was computed from “1e4faf” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.