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Recognised as Colour

#0F2A80

  • #0F2A80
  • Blue
  • Dark
  • Nearest: Midnight blue

#0F2A80 is a blue with RGB values 15, 42, 128 and HSL 226°, 79%, 28%. It is a dark colour, so white text on it reaches 12.6:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#0F2A80#0F2A80
HEX#0F2A80
RGBrgb(15, 42, 128)
RGB (0–1)0.0588, 0.1647, 0.502
RGB percentages5.9%, 16.5%, 50.2%
HSLhsl(225.7, 79%, 28%)
HSV / HSBhsv(225.7, 88.3%, 50.2%)
CMYK88.3%, 67.2%, 0%, 49.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer993,920
CSS custom property--colour: #0F2A80;

Brightness & contrast

Relative luminance0.03316WCAG 2.x, 0 is black and 1 is white
Perceived brightness54.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.63:1
Contrast with white12.63:1WCAG normal text: AAA
Contrast with black1.66:1WCAG normal text: Fail
Greyscale equivalent#2A2A2A
Inverted#F0D57F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#003883no red cones; affects about 1% of men; ΔE 11.3 from the original
Deuteranopia#002E7Eno green cones; the most common form, about 1% of men; ΔE 5.1 from the original
Tritanopia#004151no blue cones; rare, and affects men and women equally; ΔE 52.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text12.63:1WCAG large text: AAA
Contrast with black, large text1.66:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 8.2Dark slateblue · ΔE 13Rebecca purple · ΔE 21.1Indigo · ΔE 26.1Slate blue · ΔE 27.1Navy · ΔE 27.1
Nearest named CSS colourMidnight blue (#191970)ΔE 8.19, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#80650F
Analogous#0F6380, #2C0F80
Triadic#800F2A, #2A800F
Split complementary#802C0F, #63800F
Tetradic#800F63, #80650F, #0F802C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#6D8CEE
Lighter +30%#3F68E9
Lighter +20%#1A48DB
Lighter +10%#1439AE
Darker −10%#0A1B52
Darker −20%#040C25
Darker −30%#000000
Darker −40%#000000
More saturated +25%#00228F
Less saturated −25%#21336E

Channel breakdown

R15
G42
B128
Red15 (5.9%)
Green42 (16.5%)
Blue128 (50.2%)
Hue225.66°
Saturation (HSL)79.02%
Lightness28.04%
Dominant channelBlue
Hex per channelR 0F · G 2A · B 80

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Every value on this page was computed from “0f2a80” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.