#3936B7#3936B7

#3936B7 is a dark, vivid blue. Relative luminance 0.069; OKLCH L 42.9% C 0.196 H 275.3°. Best body text is #FFFFFF at 8.80:1 contrast (WCAG AA passes).

Color values

HEX	#3936B7
RGB	rgb(57, 54, 183)
HSL	hsl(241, 54%, 46%)
HSV	hsv(241, 70%, 72%)
CMYK	cmyk(68.9%, 70.5%, 0%, 28.2%)
CIE-LAB	lab(31.64, 42.33, -67.41)
CIE-LCH	lch(31.64, 79.60, 302.13°)
OKLab	oklab(42.85% 0.0181 -0.1948)
OKLCH	oklch(42.85% 0.196 275.3)
XYZ	xyz(11.5509, 6.9260, 45.5187)
Luminance	0.0693 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3936B7 #B4B736

analogous

#3674B7 #3936B7 #7A36B7

triadic

#3936B7 #B73936 #36B739

tetradic

#3936B7 #B73674 #B4B736 #36B77A

square

#3936B7 #B73674 #B4B736 #36B77A

split-complementary

#3936B7 #B77A36 #74B736

monochromatic

#1C1A58 #2A2888 #3936B7 #5E5BCF #8D8BDD

Accessibility & contrast

On white

8.80

#3936B7 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.39

#3936B7 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3936B7

8.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3936B7	#FFFFFF	#000000	##FFFFFF
##3936B7	1.00	8.80	2.39	8.80
#FFFFFF	8.80	1.00	21.00	1.00
#000000	2.39	21.00	1.00	21.00
##FFFFFF	8.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0050BB

Deuteranopia (green-blind)

#0045B5

Tritanopia (blue-blind)

#005972

Achromatopsia (no color)

#4A4A4A

Design tokens & code

CSS

--color: #3936b7;
/* rgb */ color: rgb(57, 54, 183);
/* oklch */ color: oklch(42.9% 0.196 275.3);

Tailwind

colors: {
  custom: {
    50: '#816ece',
    500: '#3936b7',
    950: '#000000',
  },
}

SCSS

$custom: #3936b7;
$custom-light: #816ece;
$custom-dark: #000000;

JSON

{
  "hex": "#3936b7",
  "rgb": {
    "r": 57,
    "g": 54,
    "b": 183
  },
  "hsl": {
    "h": 241.395,
    "s": 54.43,
    "l": 46.471
  },
  "oklch": {
    "l": 0.42853,
    "c": 0.19563,
    "h": 275.3
  },
  "luminance": 0.06927
}

Semantic roles & 50–950 ramp

primary

#3936B7

secondary

#C5C782

accent

#DE4ADA

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0C0714

muted

#7D7A82

Preview Lab

Preview with #3936B7

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

Preview Lab → · Contrast checker → · Palette generator →