Nerdulator> put something in

Recognised as Colour

#3851A0

  • #3851A0
  • Blue
  • Dark
  • Nearest: Dark slateblue

#3851A0 is a blue with RGB values 56, 81, 160 and HSL 226°, 48%, 42%. It is a dark colour, so white text on it reaches 7.4:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#3851A0#3851A0
HEX#3851A0
RGBrgb(56, 81, 160)
RGB (0–1)0.2196, 0.3176, 0.6275
RGB percentages22%, 31.8%, 62.7%
HSLhsl(225.6, 48.1%, 42.4%)
HSV / HSBhsv(225.6, 65%, 62.7%)
CMYK65%, 49.4%, 0%, 37.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,690,912
CSS custom property--colour: #3851A0;

Brightness & contrast

Relative luminance0.09264WCAG 2.x, 0 is black and 1 is white
Perceived brightness87.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.36:1
Contrast with white7.36:1WCAG normal text: AAA
Contrast with black2.85:1WCAG normal text: Fail
Greyscale equivalent#515151
Inverted#C7AE5F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#275BA3no red cones; affects about 1% of men; ΔE 8.6 from the original
Deuteranopia#10519Eno green cones; the most common form, about 1% of men; ΔE 6.1 from the original
Tritanopia#006371no blue cones; rare, and affects men and women equally; ΔE 47.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text7.36:1WCAG large text: AAA
Contrast with black, large text2.85:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 11.5Slate blue · ΔE 24.3Royal blue · ΔE 24.4Midnight blue · ΔE 25.7Rebecca purple · ΔE 26.3Cornflower blue · ΔE 26.7
Nearest named CSS colourDark slateblue (#483D8B)ΔE 11.46, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A08738
Analogous#3885A0, #5338A0
Triadic#A03851, #51A038
Split complementary#A05338, #85A038
Tetradic#A03885, #A08738, #38A053

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BCC7E8
Lighter +30%#97A7DA
Lighter +20%#7187CD
Lighter +10%#4B67C0
Darker −10%#2B3E7A
Darker −20%#1E2B54
Darker −30%#10182F
Darker −40%#030409
More saturated +25%#1D43BB
Less saturated −25%#535F85

Channel breakdown

R56
G81
B160
Red56 (22%)
Green81 (31.8%)
Blue160 (62.7%)
Hue225.58°
Saturation (HSL)48.15%
Lightness42.35%
Dominant channelBlue
Hex per channelR 38 · G 51 · B A0

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 “3851a0” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.