Nerdulator> put something in

Colour

#2B3776

  • #2B3776
  • Blue
  • Dark
  • Nearest: Dark slateblue

#2B3776 is a blue with RGB values 43, 55, 118 and HSL 230°, 47%, 32%. It is a dark colour, so white text on it reaches 11:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#2B3776#2B3776
HEX#2B3776
RGBrgb(43, 55, 118)
RGB (0–1)0.1686, 0.2157, 0.4627
RGB percentages16.9%, 21.6%, 46.3%
HSLhsl(230.4, 46.6%, 31.6%)
HSV / HSBhsv(230.4, 63.6%, 46.3%)
CMYK63.6%, 53.4%, 0%, 53.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,832,246
CSS custom property--colour: #2B3776;

Brightness & contrast

Relative luminance0.04554WCAG 2.x, 0 is black and 1 is white
Perceived brightness62.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.99:1
Contrast with white10.99:1WCAG normal text: AAA
Contrast with black1.91:1WCAG normal text: Fail
Greyscale equivalent#393939
Inverted#D4C889

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#144078no red cones; affects about 1% of men; ΔE 9.4 from the original
Deuteranopia#013975no green cones; the most common form, about 1% of men; ΔE 7.2 from the original
Tritanopia#004651no blue cones; rare, and affects men and women equally; ΔE 40.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text10.99:1WCAG large text: AAA
Contrast with black, large text1.91:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 11.9Midnight blue · ΔE 21.6Rebecca purple · ΔE 29.1Steel blue · ΔE 34.4Slate blue · ΔE 34.4Royal blue · ΔE 36.8
Nearest named CSS colourDark slateblue (#483D8B)ΔE 11.89, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#766A2B
Analogous#2B5D76, #442B76
Triadic#762B37, #37762B
Split complementary#76442B, #5D762B
Tetradic#762B5D, #766A2B, #2B7644

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#95A0D8
Lighter +30%#6F7ECB
Lighter +20%#4A5CBD
Lighter +10%#39489B
Darker −10%#1D2651
Darker −20%#10142B
Darker −30%#020306
Darker −40%#000000
More saturated +25%#17298A
Less saturated −25%#3F4562

Channel breakdown

R43
G55
B118
Red43 (16.9%)
Green55 (21.6%)
Blue118 (46.3%)
Hue230.4°
Saturation (HSL)46.58%
Lightness31.57%
Dominant channelBlue
Hex per channelR 2B · G 37 · B 76

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 “2b3776” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.