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Colour

#02028D

  • #02028D
  • Blue
  • Dark
  • Nearest: Dark blue

#02028D is a blue with RGB values 2, 2, 141 and HSL 240°, 97%, 28%. It is a dark colour, so white text on it reaches 15:1 contrast (AAA for normal text). The nearest named colour is Dark blue.

Colour values

#02028D#02028D
HEX#02028D
RGBrgb(2, 2, 141)
RGB (0–1)0.0078, 0.0078, 0.5529
RGB percentages0.8%, 0.8%, 55.3%
HSLhsl(240, 97.2%, 28%)
HSV / HSBhsv(240, 98.6%, 55.3%)
CMYK98.6%, 98.6%, 0%, 44.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer131,725
CSS custom property--colour: #02028D;

Brightness & contrast

Relative luminance0.01979WCAG 2.x, 0 is black and 1 is white
Perceived brightness47.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 15.04:1
Contrast with white15.04:1WCAG normal text: AAA
Contrast with black1.4:1WCAG normal text: Fail
Greyscale equivalent#0C0C0C
Inverted#FDFD72

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#002E90no red cones; affects about 1% of men; ΔE 25.9 from the original
Deuteranopia#001E8Bno green cones; the most common form, about 1% of men; ΔE 15.6 from the original
Tritanopia#003851no blue cones; rare, and affects men and women equally; ΔE 75 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text15.04:1WCAG large text: AAA
Contrast with black, large text1.4:1WCAG large text: Fail

Named colours

Dark blue · ΔE 0.7Navy · ΔE 5.6Indigo · ΔE 16.5Midnight blue · ΔE 26.8Rebecca purple · ΔE 28.9Medium blue · ΔE 29.8
Nearest named CSS colourDark blue (#00008B)ΔE 0.68, indistinguishable to the eye
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8D8D02
Analogous#02488D, #48028D
Triadic#8D0202, #028D02
Split complementary#8D4802, #488D02
Tetradic#8D0248, #8D8D02, #028D48

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#5E5EFD
Lighter +30%#2C2CFC
Lighter +20%#0303F2
Lighter +10%#0303BF
Darker −10%#01015B
Darker −20%#010128
Darker −30%#000000
Darker −40%#000000
More saturated +25%#00008F
Less saturated −25%#14147B

Channel breakdown

R2
G2
B141
Red2 (0.8%)
Green2 (0.8%)
Blue141 (55.3%)
Hue240°
Saturation (HSL)97.2%
Lightness28.04%
Dominant channelBlue
Hex per channelR 02 · G 02 · B 8D

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Every value on this page was computed from “02028d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.