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Colour

#03679D

  • #03679D
  • Blue
  • Dark
  • Nearest: Steel blue

#03679D is a blue with RGB values 3, 103, 157 and HSL 201°, 96%, 31%. It is a dark colour, so white text on it reaches 6.1:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#03679D#03679D
HEX#03679D
RGBrgb(3, 103, 157)
RGB (0–1)0.0118, 0.4039, 0.6157
RGB percentages1.2%, 40.4%, 61.6%
HSLhsl(201, 96.3%, 31.4%)
HSV / HSBhsv(201, 98.1%, 61.6%)
CMYK98.1%, 34.4%, 0%, 38.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer223,133
CSS custom property--colour: #03679D;

Brightness & contrast

Relative luminance0.12154WCAG 2.x, 0 is black and 1 is white
Perceived brightness95.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.12:1
Contrast with white6.12:1WCAG normal text: AA
Contrast with black3.43:1WCAG normal text: Fail
Greyscale equivalent#565656
Inverted#FC9862

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4D699Fno red cones; affects about 1% of men; ΔE 10.9 from the original
Deuteranopia#385C9Cno green cones; the most common form, about 1% of men; ΔE 12.8 from the original
Tritanopia#00747Ano blue cones; rare, and affects men and women equally; ΔE 32.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.12:1WCAG large text: AAA
Contrast with black, large text3.43:1WCAG large text: AA

Named colours

Steel blue · ΔE 11.7Cornflower blue · ΔE 27.8Slate grey · ΔE 28.1Light slate grey · ΔE 29Dark slateblue · ΔE 32.6Deep skyblue · ΔE 34.5
Nearest named CSS colourSteel blue (#4682B4)ΔE 11.7, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#9D3903
Analogous#039D86, #031A9D
Triadic#9D0367, #679D03
Split complementary#9D031A, #9D8603
Tetradic#86039D, #9D3903, #1A9D03

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#70CBFC
Lighter +30%#3EB9FB
Lighter +20%#0CA7FA
Lighter +10%#0488CF
Darker −10%#02466B
Darker −20%#012539
Darker −30%#000507
Darker −40%#000000
More saturated +25%#0068A0
Less saturated −25%#176189

Channel breakdown

R3
G103
B157
Red3 (1.2%)
Green103 (40.4%)
Blue157 (61.6%)
Hue201.04°
Saturation (HSL)96.25%
Lightness31.37%
Dominant channelBlue
Hex per channelR 03 · G 67 · B 9D

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Every value on this page was computed from “03679d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.