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Recognised as Colour

#015DCF

  • #015DCF
  • Blue
  • Dark
  • Nearest: Royal blue

#015DCF is a blue with RGB values 1, 93, 207 and HSL 213°, 99%, 41%. It is a dark colour, so white text on it reaches 6.1:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#015DCF#015DCF
HEX#015DCF
RGBrgb(1, 93, 207)
RGB (0–1)0.0039, 0.3647, 0.8118
RGB percentages0.4%, 36.5%, 81.2%
HSLhsl(213.2, 99%, 40.8%)
HSV / HSBhsv(213.2, 99.5%, 81.2%)
CMYK99.5%, 55.1%, 0%, 18.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer89,551
CSS custom property--colour: #015DCF;

Brightness & contrast

Relative luminance0.1234WCAG 2.x, 0 is black and 1 is white
Perceived brightness99.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.06:1
Contrast with white6.06:1WCAG normal text: AA
Contrast with black3.47:1WCAG normal text: Fail
Greyscale equivalent#525252
Inverted#FEA230

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#006BD3no red cones; affects about 1% of men; ΔE 9.7 from the original
Deuteranopia#005ACDno green cones; the most common form, about 1% of men; ΔE 1.6 from the original
Tritanopia#007A8Dno blue cones; rare, and affects men and women equally; ΔE 64.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.06:1WCAG large text: AAA
Contrast with black, large text3.47:1WCAG large text: AA

Named colours

Royal blue · ΔE 7.2Slate blue · ΔE 15.8Medium slateblue · ΔE 21.4Dodgerblue · ΔE 21.6Medium purple · ΔE 24.6Dark slateblue · ΔE 25.6
Nearest named CSS colourRoyal blue (#4169E1)ΔE 7.22, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CF7301
Analogous#01C4CF, #0C01CF
Triadic#CF015D, #5DCF01
Split complementary#CF0C01, #C4CF01
Tetradic#CF01C4, #CF7301, #01CF0C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9DC9FF
Lighter +30%#6BADFE
Lighter +20%#3890FE
Lighter +10%#0574FE
Darker −10%#01469C
Darker −20%#012F69
Darker −30%#001937
Darker −40%#000204
More saturated +25%#005DD0
Less saturated −25%#1B60B5

Channel breakdown

R1
G93
B207
Red1 (0.4%)
Green93 (36.5%)
Blue207 (81.2%)
Hue213.2°
Saturation (HSL)99.04%
Lightness40.78%
Dominant channelBlue
Hex per channelR 01 · G 5D · B CF

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Every value on this page was computed from “015dcf” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.