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Recognised as Colour

#003176

  • #003176
  • Blue
  • Dark
  • Nearest: Dark slateblue

#003176 is a blue with RGB values 0, 49, 118 and HSL 215°, 100%, 23%. It is a dark colour, so white text on it reaches 12.3:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#003176#003176
HEX#003176
RGBrgb(0, 49, 118)
RGB (0–1)0, 0.1922, 0.4627
RGB percentages0%, 19.2%, 46.3%
HSLhsl(215.1, 100%, 23.1%)
HSV / HSBhsv(215.1, 100%, 46.3%)
CMYK100%, 58.5%, 0%, 53.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer12,662
CSS custom property--colour: #003176;

Brightness & contrast

Relative luminance0.03505WCAG 2.x, 0 is black and 1 is white
Perceived brightness54.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.35:1
Contrast with white12.35:1WCAG normal text: AAA
Contrast with black1.7:1WCAG normal text: Fail
Greyscale equivalent#2C2C2C
Inverted#FFCE89

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#003A78no red cones; affects about 1% of men; ΔE 7.2 from the original
Deuteranopia#003075no green cones; the most common form, about 1% of men; ΔE 0.5 from the original
Tritanopia#00434Eno blue cones; rare, and affects men and women equally; ΔE 43.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text12.35:1WCAG large text: AAA
Contrast with black, large text1.7:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 13.9Midnight blue · ΔE 18.4Rebecca purple · ΔE 29.7Slate blue · ΔE 34.3Royal blue · ΔE 35.5Indigo · ΔE 37.6
Nearest named CSS colourDark slateblue (#483D8B)ΔE 13.88, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#764500
Analogous#006C76, #0A0076
Triadic#760031, #317600
Split complementary#760A00, #6C7600
Tetradic#76006C, #764500, #00760A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#4391FF
Lighter +30%#1073FF
Lighter +20%#005BDC
Lighter +10%#0046A9
Darker −10%#001C43
Darker −20%#000710
Darker −30%#000000
Darker −40%#000000
More saturated +25%#003176
Less saturated −25%#0F3367

Channel breakdown

R0
G49
B118
Red0 (0%)
Green49 (19.2%)
Blue118 (46.3%)
Hue215.08°
Saturation (HSL)100%
Lightness23.14%
Dominant channelBlue
Hex per channelR 00 · G 31 · B 76

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Every value on this page was computed from “hex 003176” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.