Nerdulator> put something in

Recognised as Colour

#1B168D

  • #1B168D
  • Blue
  • Dark
  • Nearest: Navy

#1B168D is a blue with RGB values 27, 22, 141 and HSL 243°, 73%, 32%. It is a dark colour, so white text on it reaches 13.6:1 contrast (AAA for normal text). The nearest named colour is Navy.

Colour values

#1B168D#1B168D
HEX#1B168D
RGBrgb(27, 22, 141)
RGB (0–1)0.1059, 0.0863, 0.5529
RGB percentages10.6%, 8.6%, 55.3%
HSLhsl(242.5, 73%, 32%)
HSV / HSBhsv(242.5, 84.4%, 55.3%)
CMYK80.9%, 84.4%, 0%, 44.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,775,245
CSS custom property--colour: #1B168D;

Brightness & contrast

Relative luminance0.0273WCAG 2.x, 0 is black and 1 is white
Perceived brightness52.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.58:1
Contrast with white13.58:1WCAG normal text: AAA
Contrast with black1.55:1WCAG normal text: Fail
Greyscale equivalent#202020
Inverted#E4E972

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#003490no red cones; affects about 1% of men; ΔE 21.6 from the original
Deuteranopia#00288Bno green cones; the most common form, about 1% of men; ΔE 14 from the original
Tritanopia#003D53no blue cones; rare, and affects men and women equally; ΔE 68.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text13.58:1WCAG large text: AAA
Contrast with black, large text1.55:1WCAG large text: Fail

Named colours

Navy · ΔE 7.5Dark blue · ΔE 10Indigo · ΔE 12.8Midnight blue · ΔE 18Rebecca purple · ΔE 21.1Slate blue · ΔE 27.9
Nearest named CSS colourNavy (#000080)ΔE 7.45, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#888D16
Analogous#164D8D, #56168D
Triadic#8D1B16, #168D1B
Split complementary#8D5716, #4D8D16
Tetradic#8D164D, #888D16, #168D56

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#8883EC
Lighter +30%#5D57E5
Lighter +20%#332BDE
Lighter +10%#231DB9
Darker −10%#130F61
Darker −20%#0A0835
Darker −30%#020109
Darker −40%#000000
More saturated +25%#0802A1
Less saturated −25%#2E2A79

Channel breakdown

R27
G22
B141
Red27 (10.6%)
Green22 (8.6%)
Blue141 (55.3%)
Hue242.52°
Saturation (HSL)73.01%
Lightness31.96%
Dominant channelBlue
Hex per channelR 1B · G 16 · B 8D

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 “1b168d” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.