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Colour

#0A1261

  • #0A1261
  • Blue
  • Dark
  • Nearest: Midnight blue

#0A1261 is a blue with RGB values 10, 18, 97 and HSL 234°, 81%, 21%. It is a dark colour, so white text on it reaches 16.5:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#0A1261#0A1261
HEX#0A1261
RGBrgb(10, 18, 97)
RGB (0–1)0.0392, 0.0706, 0.3804
RGB percentages3.9%, 7.1%, 38%
HSLhsl(234.5, 81.3%, 21%)
HSV / HSBhsv(234.5, 89.7%, 38%)
CMYK89.7%, 81.4%, 0%, 62%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer660,065
CSS custom property--colour: #0A1261;

Brightness & contrast

Relative luminance0.0136WCAG 2.x, 0 is black and 1 is white
Perceived brightness36 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 16.51:1
Contrast with white16.51:1WCAG normal text: AAA
Contrast with black1.27:1WCAG normal text: Fail
Greyscale equivalent#161616
Inverted#F5ED9E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#002363no red cones; affects about 1% of men; ΔE 14 from the original
Deuteranopia#001A60no green cones; the most common form, about 1% of men; ΔE 7.4 from the original
Tritanopia#002A39no blue cones; rare, and affects men and women equally; ΔE 49.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text16.51:1WCAG large text: AAA
Contrast with black, large text1.27:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 5.6Dark slateblue · ΔE 19.9Indigo · ΔE 24.9Rebecca purple · ΔE 25.2Navy · ΔE 25.7Dark blue · ΔE 30.7
Nearest named CSS colourMidnight blue (#191970)ΔE 5.64, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#61590A
Analogous#0A3D61, #2E0A61
Triadic#610A12, #12610A
Split complementary#612D0A, #3E610A
Tetradic#610A3D, #61590A, #0A612E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#4B59EC
Lighter +30%#1C2FE8
Lighter +20%#1423BD
Lighter +10%#0F1B8F
Darker −10%#050933
Darker −20%#000105
Darker −30%#000000
Darker −40%#000000
More saturated +25%#000A6B
Less saturated −25%#171D54

Channel breakdown

R10
G18
B97
Red10 (3.9%)
Green18 (7.1%)
Blue97 (38%)
Hue234.48°
Saturation (HSL)81.31%
Lightness20.98%
Dominant channelBlue
Hex per channelR 0A · G 12 · B 61

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Every value on this page was computed from “0a1261” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.