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Colour

#0A27FF

  • #0A27FF
  • Blue
  • Dark
  • Nearest: Blue

#0A27FF is a blue with RGB values 10, 39, 255 and HSL 233°, 100%, 52%. It is a dark colour, so white text on it reaches 7.6:1 contrast (AAA for normal text). The nearest named colour is Blue.

Colour values

#0A27FF#0A27FF
HEX#0A27FF
RGBrgb(10, 39, 255)
RGB (0–1)0.0392, 0.1529, 1
RGB percentages3.9%, 15.3%, 100%
HSLhsl(232.9, 100%, 52%)
HSV / HSBhsv(232.9, 96.1%, 100%)
CMYK96.1%, 84.7%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer665,599
CSS custom property--colour: #0A27FF;

Brightness & contrast

Relative luminance0.08736WCAG 2.x, 0 is black and 1 is white
Perceived brightness91.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.64:1
Contrast with white7.64:1WCAG normal text: AAA
Contrast with black2.75:1WCAG normal text: Fail
Greyscale equivalent#303030
Inverted#F5D800

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#005FFFno red cones; affects about 1% of men; ΔE 36.8 from the original
Deuteranopia#0046FCno green cones; the most common form, about 1% of men; ΔE 19.5 from the original
Tritanopia#007199no blue cones; rare, and affects men and women equally; ΔE 110.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.64:1WCAG large text: AAA
Contrast with black, large text2.75:1WCAG large text: Fail

Named colours

Blue · ΔE 11.1Medium blue · ΔE 15.5Blue violet · ΔE 28.6Dark violet · ΔE 33.1Dark orchid · ΔE 43.5Dark blue · ΔE 44.3
Nearest named CSS colourBlue (#0000FF)ΔE 11.09, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FFE20A
Analogous#0AA1FF, #680AFF
Triadic#FF0A27, #27FF0A
Split complementary#FF680A, #A1FF0A
Tetradic#FF0AA1, #FFE20A, #0AFF68

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D6DBFF
Lighter +30%#A3AEFF
Lighter +20%#7081FF
Lighter +10%#3D54FF
Darker −10%#0019D6
Darker −20%#0013A3
Darker −30%#000D70
Darker −40%#00073D
More saturated +25%#0A27FF
Less saturated −25%#293EE0

Channel breakdown

R10
G39
B255
Red10 (3.9%)
Green39 (15.3%)
Blue255 (100%)
Hue232.9°
Saturation (HSL)100%
Lightness51.96%
Dominant channelBlue
Hex per channelR 0A · G 27 · B FF

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Every value on this page was computed from “0a27ff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.