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Colour

#0230A5

  • #0230A5
  • Blue
  • Dark
  • Nearest: Navy

#0230A5 is a blue with RGB values 2, 48, 165 and HSL 223°, 98%, 33%. It is a dark colour, so white text on it reaches 10.7:1 contrast (AAA for normal text). The nearest named colour is Navy.

Colour values

#0230A5#0230A5
HEX#0230A5
RGBrgb(2, 48, 165)
RGB (0–1)0.0078, 0.1882, 0.6471
RGB percentages0.8%, 18.8%, 64.7%
HSLhsl(223.1, 97.6%, 32.7%)
HSV / HSBhsv(223.1, 98.8%, 64.7%)
CMYK98.8%, 70.9%, 0%, 35.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer143,525
CSS custom property--colour: #0230A5;

Brightness & contrast

Relative luminance0.04843WCAG 2.x, 0 is black and 1 is white
Perceived brightness66.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.67:1
Contrast with white10.67:1WCAG normal text: AAA
Contrast with black1.97:1WCAG normal text: Fail
Greyscale equivalent#2F2F2F
Inverted#FDCF5A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0046A9no red cones; affects about 1% of men; ΔE 16.5 from the original
Deuteranopia#0037A3no green cones; the most common form, about 1% of men; ΔE 6.8 from the original
Tritanopia#005167no blue cones; rare, and affects men and women equally; ΔE 67.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text10.67:1WCAG large text: AAA
Contrast with black, large text1.97:1WCAG large text: Fail

Named colours

Navy · ΔE 17.8Dark blue · ΔE 19Midnight blue · ΔE 19.5Slate blue · ΔE 20.6Rebecca purple · ΔE 20.8Indigo · ΔE 21
Nearest named CSS colourNavy (#000080)ΔE 17.81, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A57702
Analogous#0281A5, #2502A5
Triadic#A50230, #30A502
Split complementary#A52602, #81A502
Tetradic#A50282, #A57702, #02A526

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#769CFD
Lighter +30%#4378FD
Lighter +20%#1153FC
Lighter +10%#033FD7
Darker −10%#012173
Darker −20%#011340
Darker −30%#00040E
Darker −40%#000000
More saturated +25%#002FA7
Less saturated −25%#173990

Channel breakdown

R2
G48
B165
Red2 (0.8%)
Green48 (18.8%)
Blue165 (64.7%)
Hue223.07°
Saturation (HSL)97.6%
Lightness32.75%
Dominant channelBlue
Hex per channelR 02 · G 30 · B A5

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Every value on this page was computed from “0230a5” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.