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Recognised as Colour

#0A0FF4

  • #0A0FF4
  • Blue
  • Dark
  • Nearest: Blue

#0A0FF4 is a blue with RGB values 10, 15, 244 and HSL 239°, 92%, 50%. It is a dark colour, so white text on it reaches 8.8:1 contrast (AAA for normal text). The nearest named colour is Blue.

Colour values

#0A0FF4#0A0FF4
HEX#0A0FF4
RGBrgb(10, 15, 244)
RGB (0–1)0.0392, 0.0588, 0.9569
RGB percentages3.9%, 5.9%, 95.7%
HSLhsl(238.7, 92.1%, 49.8%)
HSV / HSBhsv(238.7, 95.9%, 95.7%)
CMYK95.9%, 93.9%, 0%, 4.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer659,444
CSS custom property--colour: #0A0FF4;

Brightness & contrast

Relative luminance0.06938WCAG 2.x, 0 is black and 1 is white
Perceived brightness83.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.8:1
Contrast with white8.8:1WCAG normal text: AAA
Contrast with black2.39:1WCAG normal text: Fail
Greyscale equivalent#1E1E1E
Inverted#F5F00B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0056F9no red cones; affects about 1% of men; ΔE 37.3 from the original
Deuteranopia#003DF1no green cones; the most common form, about 1% of men; ΔE 22.8 from the original
Tritanopia#006890no blue cones; rare, and affects men and women equally; ΔE 112.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.8:1WCAG large text: AAA
Contrast with black, large text2.39:1WCAG large text: Fail

Named colours

Blue · ΔE 7.2Medium blue · ΔE 14.8Blue violet · ΔE 30.2Dark violet · ΔE 33.4Dark blue · ΔE 44.8Dark orchid · ΔE 45.1
Nearest named CSS colourBlue (#0000FF)ΔE 7.21, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#F4EF0A
Analogous#0A84F4, #7A0AF4
Triadic#F40A0F, #0FF40A
Split complementary#F47A0A, #84F40A
Tetradic#F40A84, #F4EF0A, #0AF47A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CDCEFD
Lighter +30%#9C9EFB
Lighter +20%#6B6EF9
Lighter +10%#3A3EF7
Darker −10%#080CC3
Darker −20%#060992
Darker −30%#040661
Darker −40%#020330
More saturated +25%#0005FE
Less saturated −25%#2A2DD4

Channel breakdown

R10
G15
B244
Red10 (3.9%)
Green15 (5.9%)
Blue244 (95.7%)
Hue238.72°
Saturation (HSL)92.13%
Lightness49.8%
Dominant channelBlue
Hex per channelR 0A · G 0F · B F4

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Every value on this page was computed from “0a0ff4” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.