#3836BB#3836BB

#3836BB is a dark, highly saturated blue. Relative luminance 0.071; OKLCH L 43.2% C 0.201 H 274.6°. Best body text is #FFFFFF at 8.70:1 contrast (WCAG AA passes).

Color values

HEX	#3836BB
RGB	rgb(56, 54, 187)
HSL	hsl(241, 55%, 47%)
HSV	hsv(241, 71%, 73%)
CMYK	cmyk(70.1%, 71.1%, 0%, 26.7%)
CIE-LAB	lab(31.96, 43.54, -69.26)
CIE-LCH	lch(31.96, 81.81, 302.16°)
OKLab	oklab(43.18% 0.0163 -0.2002)
OKLCH	oklch(43.18% 0.201 274.6)
XYZ	xyz(11.9167, 7.0658, 47.7399)
Luminance	0.0707 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Sapphire (survey)

#2138AB

ΔE00 3.66

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3836BB #B9BB36

analogous

#3677BB #3836BB #7A36BB

triadic

#3836BB #BB3836 #36BB38

tetradic

#3836BB #BB3677 #B9BB36 #36BB7A

square

#3836BB #BB3677 #B9BB36 #36BB7A

split-complementary

#3836BB #BB7A36 #77BB36

monochromatic

#1C1B5C #2A288C #3836BB #5F5ED0 #8E8DDE

Accessibility & contrast

On white

8.70

#3836BB on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#3836BB on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3836BB

8.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3836BB	#FFFFFF	#000000	##FFFFFF
##3836BB	1.00	8.70	2.41	8.70
#FFFFFF	8.70	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051BF

Deuteranopia (green-blind)

#0045B9

Tritanopia (blue-blind)

#005B75

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #3836bb;
/* rgb */ color: rgb(56, 54, 187);
/* oklch */ color: oklch(43.2% 0.201 274.6);

Tailwind

colors: {
  custom: {
    50: '#816ed1',
    500: '#3836bb',
    950: '#000000',
  },
}

SCSS

$custom: #3836bb;
$custom-light: #816ed1;
$custom-dark: #000000;

JSON

{
  "hex": "#3836bb",
  "rgb": {
    "r": 56,
    "g": 54,
    "b": 187
  },
  "hsl": {
    "h": 240.902,
    "s": 55.187,
    "l": 47.255
  },
  "oklch": {
    "l": 0.4318,
    "c": 0.20086,
    "h": 274.6
  },
  "luminance": 0.07067
}

Semantic roles & 50–950 ramp

primary

#3836BB

secondary

#C8C984

accent

#DF49DC

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0C0714

muted

#7D7A83

Preview Lab

Preview with #3836BB

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →