Nerdulator> put something in

Colour

#121C80

  • #121C80
  • Blue
  • Dark
  • Nearest: Midnight blue

#121C80 is a blue with RGB values 18, 28, 128 and HSL 235°, 75%, 29%. It is a dark colour, so white text on it reaches 14:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#121C80#121C80
HEX#121C80
RGBrgb(18, 28, 128)
RGB (0–1)0.0706, 0.1098, 0.502
RGB percentages7.1%, 11%, 50.2%
HSLhsl(234.5, 75.3%, 28.6%)
HSV / HSBhsv(234.5, 85.9%, 50.2%)
CMYK85.9%, 78.1%, 0%, 49.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,186,944
CSS custom property--colour: #121C80;

Brightness & contrast

Relative luminance0.02518WCAG 2.x, 0 is black and 1 is white
Perceived brightness49.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.97:1
Contrast with white13.97:1WCAG normal text: AAA
Contrast with black1.5:1WCAG normal text: Fail
Greyscale equivalent#212121
Inverted#EDE37F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#003183no red cones; affects about 1% of men; ΔE 16.3 from the original
Deuteranopia#00267Eno green cones; the most common form, about 1% of men; ΔE 9.3 from the original
Tritanopia#003A4Dno blue cones; rare, and affects men and women equally; ΔE 59.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text13.97:1WCAG large text: AAA
Contrast with black, large text1.5:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 7.9Navy · ΔE 15.8Indigo · ΔE 17Rebecca purple · ΔE 19.1Dark blue · ΔE 19.9Dark slateblue · ΔE 21.2
Nearest named CSS colourMidnight blue (#191970)ΔE 7.86, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#807612
Analogous#125380, #3F1280
Triadic#80121C, #1C8012
Split complementary#803F12, #538012
Tetradic#801253, #807612, #12803F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#737EEB
Lighter +30%#4654E5
Lighter +20%#1F30D9
Lighter +10%#1826AD
Darker −10%#0C1253
Darker −20%#050827
Darker −30%#000000
Darker −40%#000000
More saturated +25%#000D92
Less saturated −25%#242B6E

Channel breakdown

R18
G28
B128
Red18 (7.1%)
Green28 (11%)
Blue128 (50.2%)
Hue234.55°
Saturation (HSL)75.34%
Lightness28.63%
Dominant channelBlue
Hex per channelR 12 · G 1C · B 80

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Nerdulate something else

Nothing in mind? Surprise me · today’s page

Every value on this page was computed from “121c80” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.