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Recognised as Colour

#2730FD

  • #2730FD
  • Blue
  • Dark
  • Nearest: Medium blue

#2730FD is a blue with RGB values 39, 48, 253 and HSL 237°, 98%, 57%. It is a dark colour, so white text on it reaches 7.2:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#2730FD#2730FD
HEX#2730FD
RGBrgb(39, 48, 253)
RGB (0–1)0.1529, 0.1882, 0.9922
RGB percentages15.3%, 18.8%, 99.2%
HSLhsl(237.5, 98.2%, 57.3%)
HSV / HSBhsv(237.5, 84.6%, 99.2%)
CMYK84.6%, 81%, 0%, 0.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,568,445
CSS custom property--colour: #2730FD;

Brightness & contrast

Relative luminance0.09637WCAG 2.x, 0 is black and 1 is white
Perceived brightness95.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.17:1
Contrast with white7.17:1WCAG normal text: AAA
Contrast with black2.93:1WCAG normal text: Fail
Greyscale equivalent#3D3D3D
Inverted#D8CF02

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0062FFno red cones; affects about 1% of men; ΔE 33.7 from the original
Deuteranopia#004CFAno green cones; the most common form, about 1% of men; ΔE 19.3 from the original
Tritanopia#007399no blue cones; rare, and affects men and women equally; ΔE 106.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.17:1WCAG large text: AAA
Contrast with black, large text2.93:1WCAG large text: Fail

Named colours

Medium blue · ΔE 14.1Blue · ΔE 16.6Blue violet · ΔE 24.6Dark violet · ΔE 30Dark orchid · ΔE 39Dark blue · ΔE 40.6
Nearest named CSS colourMedium blue (#0000CD)ΔE 14.14, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FDF427
Analogous#279BFD, #8927FD
Triadic#FD2730, #30FD27
Split complementary#FD8927, #9BFD27
Tetradic#FD279B, #FDF427, #27FD89

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F1F2FF
Lighter +30%#BFC1FE
Lighter +20%#8C91FE
Lighter +10%#5A60FD
Darker −10%#020CEF
Darker −20%#020ABC
Darker −30%#01078A
Darker −40%#010457
More saturated +25%#252EFF
Less saturated −25%#4249E2

Channel breakdown

R39
G48
B253
Red39 (15.3%)
Green48 (18.8%)
Blue253 (99.2%)
Hue237.48°
Saturation (HSL)98.17%
Lightness57.25%
Dominant channelBlue
Hex per channelR 27 · G 30 · B FD

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Every value on this page was computed from “2730fd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.