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Colour

#0158C5

  • #0158C5
  • Blue
  • Dark
  • Nearest: Royal blue

#0158C5 is a blue with RGB values 1, 88, 197 and HSL 213°, 99%, 39%. It is a dark colour, so white text on it reaches 6.6:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#0158C5#0158C5
HEX#0158C5
RGBrgb(1, 88, 197)
RGB (0–1)0.0039, 0.3451, 0.7725
RGB percentages0.4%, 34.5%, 77.3%
HSLhsl(213.4, 99%, 38.8%)
HSV / HSBhsv(213.4, 99.5%, 77.3%)
CMYK99.5%, 55.3%, 0%, 22.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer88,261
CSS custom property--colour: #0158C5;

Brightness & contrast

Relative luminance0.11017WCAG 2.x, 0 is black and 1 is white
Perceived brightness94.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.56:1
Contrast with white6.56:1WCAG normal text: AA
Contrast with black3.2:1WCAG normal text: Fail
Greyscale equivalent#4D4D4D
Inverted#FEA73A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0066C9no red cones; affects about 1% of men; ΔE 9.8 from the original
Deuteranopia#0056C3no green cones; the most common form, about 1% of men; ΔE 0.9 from the original
Tritanopia#007486no blue cones; rare, and affects men and women equally; ΔE 62 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.56:1WCAG large text: AAA
Contrast with black, large text3.2:1WCAG large text: AA

Named colours

Royal blue · ΔE 9.8Slate blue · ΔE 16.2Dark slateblue · ΔE 22.8Dodgerblue · ΔE 23Medium slateblue · ΔE 23.3Medium purple · ΔE 24.9
Nearest named CSS colourRoyal blue (#4169E1)ΔE 9.77, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C56E01
Analogous#01BAC5, #0C01C5
Triadic#C50158, #58C501
Split complementary#C50C01, #BAC501
Tetradic#C501BA, #C56E01, #01C50C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#94C3FE
Lighter +30%#61A7FE
Lighter +20%#2E8AFE
Lighter +10%#016FF8
Darker −10%#014192
Darker −20%#002B60
Darker −30%#00142D
Darker −40%#000000
More saturated +25%#0058C6
Less saturated −25%#1A5BAC

Channel breakdown

R1
G88
B197
Red1 (0.4%)
Green88 (34.5%)
Blue197 (77.3%)
Hue213.37°
Saturation (HSL)98.99%
Lightness38.82%
Dominant channelBlue
Hex per channelR 01 · G 58 · B C5

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Every value on this page was computed from “0158c5” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.