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Recognised as Colour

#010058

  • #010058
  • Blue
  • Dark
  • Nearest: Midnight blue

#010058 is a blue with RGB values 1, 0, 88 and HSL 241°, 100%, 17%. It is a dark colour, so white text on it reaches 18.4:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#010058#010058
HEX#010058
RGBrgb(1, 0, 88)
RGB (0–1)0.0039, 0, 0.3451
RGB percentages0.4%, 0%, 34.5%
HSLhsl(240.7, 100%, 17.3%)
HSV / HSBhsv(240.7, 100%, 34.5%)
CMYK98.9%, 100%, 0%, 65.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer65,624
CSS custom property--colour: #010058;

Brightness & contrast

Relative luminance0.00711WCAG 2.x, 0 is black and 1 is white
Perceived brightness29.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 18.39:1
Contrast with white18.39:1WCAG normal text: AAA
Contrast with black1.14:1WCAG normal text: Fail
Greyscale equivalent#070707
Inverted#FEFFA7

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#00195Ano red cones; affects about 1% of men; ΔE 18.1 from the original
Deuteranopia#000F57no green cones; the most common form, about 1% of men; ΔE 11.1 from the original
Tritanopia#002030no blue cones; rare, and affects men and women equally; ΔE 54 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text18.39:1WCAG large text: AAA
Contrast with black, large text1.14:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 10.4Navy · ΔE 20.3Indigo · ΔE 21.4Dark blue · ΔE 25.5Dark slateblue · ΔE 27.3Rebecca purple · ΔE 27.5
Nearest named CSS colourMidnight blue (#191970)ΔE 10.36, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#575800
Analogous#002B58, #2D0058
Triadic#580100, #005801
Split complementary#582D00, #2B5800
Tetradic#58002B, #575800, #00582D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#2725FF
Lighter +30%#0300F1
Lighter +20%#0200BE
Lighter +10%#02008B
Darker −10%#000025
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#010058
Less saturated −25%#0C0B4D

Channel breakdown

R1
G0
B88
Red1 (0.4%)
Green0 (0%)
Blue88 (34.5%)
Hue240.68°
Saturation (HSL)100%
Lightness17.25%
Dominant channelBlue
Hex per channelR 01 · G 00 · B 58

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Every value on this page was computed from “hex 010058” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.