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Recognised as Colour

#048DFB

  • #048DFB
  • Blue
  • Dark
  • Nearest: Dodgerblue

#048DFB is a blue with RGB values 4, 141, 251 and HSL 207°, 97%, 50%. It is a dark colour, so black text on it reaches 6.2:1 contrast (AA for normal text). The nearest named colour is Dodgerblue.

Colour values

#048DFB#048DFB
HEX#048DFB
RGBrgb(4, 141, 251)
RGB (0–1)0.0157, 0.5529, 0.9843
RGB percentages1.6%, 55.3%, 98.4%
HSLhsl(206.7, 96.9%, 50%)
HSV / HSBhsv(206.7, 98.4%, 98.4%)
CMYK98.4%, 43.8%, 0%, 1.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer298,491
CSS custom property--colour: #048DFB;

Brightness & contrast

Relative luminance0.26041WCAG 2.x, 0 is black and 1 is white
Perceived brightness137.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.21:1
Contrast with white3.38:1WCAG normal text: Fail
Contrast with black6.21:1WCAG normal text: AA
Greyscale equivalent#787878
Inverted#FB7204

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5196FFno red cones; affects about 1% of men; ΔE 6.7 from the original
Deuteranopia#1983F9no green cones; the most common form, about 1% of men; ΔE 7.4 from the original
Tritanopia#00A8B8no blue cones; rare, and affects men and women equally; ΔE 59.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.38:1WCAG large text: AA
Contrast with black, large text6.21:1WCAG large text: AAA

Named colours

Dodgerblue · ΔE 1.5Cornflower blue · ΔE 14.5Royal blue · ΔE 19.9Slate blue · ΔE 30.1Medium purple · ΔE 30.6Medium slateblue · ΔE 32.4
Nearest named CSS colourDodgerblue (#1E90FF)ΔE 1.45, below the just-noticeable difference
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FB7204
Analogous#04FBED, #0412FB
Triadic#FB048D, #8DFB04
Split complementary#FB0412, #FBED04
Tetradic#ED04FB, #FB7204, #12FB04

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CDE8FE
Lighter +30%#9BD1FD
Lighter +20%#68BBFD
Lighter +10%#36A4FC
Darker −10%#0371C9
Darker −20%#025597
Darker −30%#023864
Darker −40%#011C32
More saturated +25%#008DFF
Less saturated −25%#248ADB

Channel breakdown

R4
G141
B251
Red4 (1.6%)
Green141 (55.3%)
Blue251 (98.4%)
Hue206.72°
Saturation (HSL)96.86%
Lightness50%
Dominant channelBlue
Hex per channelR 04 · G 8D · B FB

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Every value on this page was computed from “048dfb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.