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Colour

#019CFF

  • #019CFF
  • Blue
  • Dark
  • Nearest: Dodgerblue

#019CFF is a blue with RGB values 1, 156, 255 and HSL 203°, 100%, 50%. It is a dark colour, so black text on it reaches 7.2:1 contrast (AAA for normal text). The nearest named colour is Dodgerblue.

Colour values

#019CFF#019CFF
HEX#019CFF
RGBrgb(1, 156, 255)
RGB (0–1)0.0039, 0.6118, 1
RGB percentages0.4%, 61.2%, 100%
HSLhsl(203.4, 100%, 50.2%)
HSV / HSBhsv(203.4, 99.6%, 100%)
CMYK99.6%, 38.8%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer105,727
CSS custom property--colour: #019CFF;

Brightness & contrast

Relative luminance0.31003WCAG 2.x, 0 is black and 1 is white
Perceived brightness147.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.2:1
Contrast with white2.92:1WCAG normal text: Fail
Contrast with black7.2:1WCAG normal text: AAA
Greyscale equivalent#828282
Inverted#FE6300

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6AA2FFno red cones; affects about 1% of men; ΔE 10.4 from the original
Deuteranopia#448EFDno green cones; the most common form, about 1% of men; ΔE 12.8 from the original
Tritanopia#00B4C1no blue cones; rare, and affects men and women equally; ΔE 53.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.92:1WCAG large text: Fail
Contrast with black, large text7.2:1WCAG large text: AAA

Named colours

Dodgerblue · ΔE 10Cornflower blue · ΔE 11.8Deep skyblue · ΔE 27.1Steel blue · ΔE 28.7Royal blue · ΔE 29.3Medium purple · ΔE 36.7
Nearest named CSS colourDodgerblue (#1E90FF)ΔE 10.04, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FF6401
Analogous#01FFE3, #011DFF
Triadic#FF019C, #9CFF01
Split complementary#FF011D, #FFE301
Tetradic#E301FF, #FF6401, #1DFF01

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CDECFF
Lighter +30%#9AD8FF
Lighter +20%#67C4FF
Lighter +10%#34B0FF
Darker −10%#007DCD
Darker −20%#005E9A
Darker −30%#003F67
Darker −40%#002034
More saturated +25%#019CFF
Less saturated −25%#2195DF

Channel breakdown

R1
G156
B255
Red1 (0.4%)
Green156 (61.2%)
Blue255 (100%)
Hue203.39°
Saturation (HSL)100%
Lightness50.2%
Dominant channelBlue
Hex per channelR 01 · G 9C · B FF

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Every value on this page was computed from “019cff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.