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Recognised as Colour

#0230A3

  • #0230A3
  • Blue
  • Dark
  • Nearest: Navy

#0230A3 is a blue with RGB values 2, 48, 163 and HSL 223°, 98%, 32%. 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

#0230A3#0230A3
HEX#0230A3
RGBrgb(2, 48, 163)
RGB (0–1)0.0078, 0.1882, 0.6392
RGB percentages0.8%, 18.8%, 63.9%
HSLhsl(222.9, 97.6%, 32.4%)
HSV / HSBhsv(222.9, 98.8%, 63.9%)
CMYK98.8%, 70.6%, 0%, 36.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer143,523
CSS custom property--colour: #0230A3;

Brightness & contrast

Relative luminance0.04771WCAG 2.x, 0 is black and 1 is white
Perceived brightness66.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.75:1
Contrast with white10.75:1WCAG normal text: AAA
Contrast with black1.95:1WCAG normal text: Fail
Greyscale equivalent#2F2F2F
Inverted#FDCF5C

Colour vision & accessibility

Protanopia#0045A6no red cones; affects about 1% of men; ΔE 16.2 from the original
Deuteranopia#0036A1no green cones; the most common form, about 1% of men; ΔE 6 from the original
Tritanopia#005166no blue cones; rare, and affects men and women equally; ΔE 67 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text10.75:1WCAG large text: AAA
Contrast with black, large text1.95:1WCAG large text: Fail

Named colours

Nearest named CSS colourNavy (#000080)ΔE 18.16, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#A37502
Analogous#0280A3, #2502A3
Triadic#A30230, #30A302
Split complementary#A32502, #80A302
Tetradic#A30280, #A37502, #02A325

Tints, shades & saturation

Lighter +40%#749BFD
Lighter +30%#4177FD
Lighter +20%#0F53FC
Lighter +10%#033FD5
Darker −10%#012171
Darker −20%#01123E
Darker −30%#00030C
Darker −40%#000000
More saturated +25%#002FA5
Less saturated −25%#17398E

Channel breakdown

R2
G48
B163
Red2 (0.8%)
Green48 (18.8%)
Blue163 (63.9%)
Hue222.86°
Saturation (HSL)97.58%
Lightness32.35%
Dominant channelBlue
Hex per channelR 02 · G 30 · B A3

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Every value on this page was computed from “0230a3” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.