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Recognised as Colour

#012C59

  • #012C59
  • Blue
  • Dark
  • Nearest: Dark slateblue

#012C59 is a blue with RGB values 1, 44, 89 and HSL 211°, 98%, 18%. It is a dark colour, so white text on it reaches 13.9:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#012C59#012C59
HEX#012C59
RGBrgb(1, 44, 89)
RGB (0–1)0.0039, 0.1725, 0.349
RGB percentages0.4%, 17.3%, 34.9%
HSLhsl(210.7, 97.8%, 17.6%)
HSV / HSBhsv(210.7, 98.9%, 34.9%)
CMYK98.9%, 50.6%, 0%, 65.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer76,889
CSS custom property--colour: #012C59;

Brightness & contrast

Relative luminance0.02529WCAG 2.x, 0 is black and 1 is white
Perceived brightness45.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.95:1
Contrast with white13.95:1WCAG normal text: AAA
Contrast with black1.51:1WCAG normal text: Fail
Greyscale equivalent#262626
Inverted#FED3A6

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#12305Bno red cones; affects about 1% of men; ΔE 2.7 from the original
Deuteranopia#002958no green cones; the most common form, about 1% of men; ΔE 2.3 from the original
Tritanopia#00373Eno blue cones; rare, and affects men and women equally; ΔE 29.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text13.95:1WCAG large text: AAA
Contrast with black, large text1.51:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 26.2Midnight blue · ΔE 31.8Dark slate grey · ΔE 35.1Steel blue · ΔE 35.9Black · ΔE 36.3Dim grey · ΔE 41.1
Nearest named CSS colourDark slateblue (#483D8B)ΔE 26.2, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#592E01
Analogous#015859, #020159
Triadic#59012C, #2C5901
Split complementary#590201, #585901
Tetradic#590158, #592E01, #015902

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#2991FD
Lighter +30%#0377F0
Lighter +20%#025EBE
Lighter +10%#02458B
Darker −10%#001327
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#002C5A
Less saturated −25%#0C2C4E

Channel breakdown

R1
G44
B89
Red1 (0.4%)
Green44 (17.3%)
Blue89 (34.9%)
Hue210.68°
Saturation (HSL)97.78%
Lightness17.65%
Dominant channelBlue
Hex per channelR 01 · G 2C · B 59

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Every value on this page was computed from “012c59” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.