#3A36B9#3A36B9

#3A36B9 is a dark, vivid blue. Relative luminance 0.070; OKLCH L 43.1% C 0.198 H 275.5°. Best body text is #FFFFFF at 8.72:1 contrast (WCAG AA passes).

Color values

HEX	#3A36B9
RGB	rgb(58, 54, 185)
HSL	hsl(242, 55%, 47%)
HSV	hsv(242, 71%, 73%)
CMYK	cmyk(68.6%, 70.8%, 0%, 27.5%)
CIE-LAB	lab(31.90, 43.11, -68.17)
CIE-LCH	lch(31.90, 80.65, 302.31°)
OKLab	oklab(43.11% 0.0191 -0.197)
OKLCH	oklch(43.11% 0.198 275.5)
XYZ	xyz(11.8182, 7.0396, 46.6255)
Luminance	0.0704 (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

#3A36B9 #B5B936

analogous

#3674B9 #3A36B9 #7C36B9

triadic

#3A36B9 #B93A36 #36B93A

tetradic

#3A36B9 #B93674 #B5B936 #36B97C

square

#3A36B9 #B93674 #B5B936 #36B97C

split-complementary

#3A36B9 #B97C36 #74B936

monochromatic

#1C1A5A #2B288A #3A36B9 #605DD0 #8E8CDD

Accessibility & contrast

On white

8.72

#3A36B9 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.41

#3A36B9 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3A36B9

8.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A36B9	#FFFFFF	#000000	##FFFFFF
##3A36B9	1.00	8.72	2.41	8.72
#FFFFFF	8.72	1.00	21.00	1.00
#000000	2.41	21.00	1.00	21.00
##FFFFFF	8.72	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051BD

Deuteranopia (green-blind)

#0045B7

Tritanopia (blue-blind)

#005A74

Achromatopsia (no color)

#4B4B4B

Design tokens & code

CSS

--color: #3a36b9;
/* rgb */ color: rgb(58, 54, 185);
/* oklch */ color: oklch(43.1% 0.198 275.5);

Tailwind

colors: {
  custom: {
    50: '#826ecf',
    500: '#3a36b9',
    950: '#000000',
  },
}

SCSS

$custom: #3a36b9;
$custom-light: #826ecf;
$custom-dark: #000000;

JSON

{
  "hex": "#3a36b9",
  "rgb": {
    "r": 58,
    "g": 54,
    "b": 185
  },
  "hsl": {
    "h": 241.832,
    "s": 54.812,
    "l": 46.863
  },
  "oklch": {
    "l": 0.43114,
    "c": 0.19789,
    "h": 275.5
  },
  "luminance": 0.07041
}

Semantic roles & 50–950 ramp

primary

#3A36B9

secondary

#C6C883

accent

#DE4ADA

background

#F8F6FC

surface

#F0ECF9

border

#CBC7D2

text

#0C0714

muted

#7D7A82

Preview Lab

Preview with #3A36B9

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

Preview Lab → · Contrast checker → · Palette generator →