Nerdulator> put something in

Colour

#1D286C

  • #1D286C
  • Blue
  • Dark
  • Nearest: Dark slateblue

#1D286C is a blue with RGB values 29, 40, 108 and HSL 232°, 58%, 27%. It is a dark colour, so white text on it reaches 13.4:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#1D286C#1D286C
HEX#1D286C
RGBrgb(29, 40, 108)
RGB (0–1)0.1137, 0.1569, 0.4235
RGB percentages11.4%, 15.7%, 42.4%
HSLhsl(231.6, 57.7%, 26.9%)
HSV / HSBhsv(231.6, 73.1%, 42.4%)
CMYK73.1%, 63%, 0%, 57.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,910,892
CSS custom property--colour: #1D286C;

Brightness & contrast

Relative luminance0.02862WCAG 2.x, 0 is black and 1 is white
Perceived brightness50.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 13.36:1
Contrast with white13.36:1WCAG normal text: AAA
Contrast with black1.57:1WCAG normal text: Fail
Greyscale equivalent#2B2B2B
Inverted#E2D793

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#00336Eno red cones; affects about 1% of men; ΔE 10.8 from the original
Deuteranopia#002C6Bno green cones; the most common form, about 1% of men; ΔE 6.4 from the original
Tritanopia#003945no blue cones; rare, and affects men and women equally; ΔE 43.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text13.36:1WCAG large text: AAA
Contrast with black, large text1.57:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 12.6Midnight blue · ΔE 14.5Rebecca purple · ΔE 26.7Indigo · ΔE 33.5Slate blue · ΔE 34.5Navy · ΔE 36.4
Nearest named CSS colourDark slateblue (#483D8B)ΔE 12.65, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#6C611D
Analogous#1D506C, #391D6C
Triadic#6C1D28, #286C1D
Split complementary#6C3A1D, #4F6C1D
Tetradic#6C1D50, #6C611D, #1D6C3A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#7A87DB
Lighter +30%#5263D0
Lighter +20%#3346BC
Lighter +10%#283794
Darker −10%#121944
Darker −20%#070A1C
Darker −30%#000000
Darker −40%#000000
More saturated +25%#0C1C7D
Less saturated −25%#2E345B

Channel breakdown

R29
G40
B108
Red29 (11.4%)
Green40 (15.7%)
Blue108 (42.4%)
Hue231.65°
Saturation (HSL)57.66%
Lightness26.86%
Dominant channelBlue
Hex per channelR 1D · G 28 · B 6C

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 “1d286c” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.