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Recognised as Colour

#12327F

  • #12327F
  • Blue
  • Dark
  • Nearest: Dark slateblue

#12327F is a blue with RGB values 18, 50, 127 and HSL 222°, 75%, 28%. It is a dark colour, so white text on it reaches 11.7:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#12327F#12327F
HEX#12327F
RGBrgb(18, 50, 127)
RGB (0–1)0.0706, 0.1961, 0.498
RGB percentages7.1%, 19.6%, 49.8%
HSLhsl(222.4, 75.2%, 28.4%)
HSV / HSBhsv(222.4, 85.8%, 49.8%)
CMYK85.8%, 60.6%, 0%, 50.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,192,575
CSS custom property--colour: #12327F;

Brightness & contrast

Relative luminance0.03942WCAG 2.x, 0 is black and 1 is white
Perceived brightness58.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.74:1
Contrast with white11.74:1WCAG normal text: AAA
Contrast with black1.79:1WCAG normal text: Fail
Greyscale equivalent#313131
Inverted#EDCD80

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#003D82no red cones; affects about 1% of men; ΔE 9 from the original
Deuteranopia#00337Eno green cones; the most common form, about 1% of men; ΔE 2.4 from the original
Tritanopia#004653no blue cones; rare, and affects men and women equally; ΔE 47.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text11.74:1WCAG large text: AAA
Contrast with black, large text1.79:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 10.6Midnight blue · ΔE 14.4Rebecca purple · ΔE 24.9Slate blue · ΔE 29.4Royal blue · ΔE 31.3Indigo · ΔE 32.6
Nearest named CSS colourDark slateblue (#483D8B)ΔE 10.64, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#7F5F12
Analogous#12697F, #28127F
Triadic#7F1232, #327F12
Split complementary#7F2812, #697F12
Tetradic#7F1269, #7F5F12, #127F28

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#7296EB
Lighter +30%#4574E5
Lighter +20%#1F55D8
Lighter +10%#1844AC
Darker −10%#0C2052
Darker −20%#050F26
Darker −30%#000000
Darker −40%#000000
More saturated +25%#002B91
Less saturated −25%#24396D

Channel breakdown

R18
G50
B127
Red18 (7.1%)
Green50 (19.6%)
Blue127 (49.8%)
Hue222.39°
Saturation (HSL)75.17%
Lightness28.43%
Dominant channelBlue
Hex per channelR 12 · G 32 · B 7F

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Every value on this page was computed from “12327f” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.