#3734C2#3734C2

#3734C2 is a dark, highly saturated blue. Relative luminance 0.072; OKLCH L 43.5% C 0.212 H 274.1°. Best body text is #FFFFFF at 8.63:1 contrast (WCAG AA passes).

Color values

HEX	#3734C2
RGB	rgb(55, 52, 194)
HSL	hsl(241, 58%, 48%)
HSV	hsv(241, 73%, 76%)
CMYK	cmyk(71.6%, 73.2%, 0%, 23.9%)
CIE-LAB	lab(32.17, 46.88, -73.02)
CIE-LCH	lch(32.17, 86.78, 302.70°)
OKLab	oklab(43.53% 0.015 -0.2112)
OKLCH	oklch(43.53% 0.212 274.1)
XYZ	xyz(12.5379, 7.1620, 51.7501)
Luminance	0.0716 (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

#3734C2 #BFC234

analogous

#3478C2 #3734C2 #7E34C2

triadic

#3734C2 #C23734 #34C237

tetradic

#3734C2 #C23478 #BFC234 #34C27E

square

#3734C2 #C23478 #BFC234 #34C27E

split-complementary

#3734C2 #C27E34 #78C234

monochromatic

#1C1A61 #292792 #3734C2 #625FD4 #918FE1

Accessibility & contrast

On white

8.63

#3734C2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.43

#3734C2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3734C2

8.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3734C2	#FFFFFF	#000000	##FFFFFF
##3734C2	1.00	8.63	2.43	8.63
#FFFFFF	8.63	1.00	21.00	1.00
#000000	2.43	21.00	1.00	21.00
##FFFFFF	8.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0052C6

Deuteranopia (green-blind)

#0045BF

Tritanopia (blue-blind)

#005D78

Achromatopsia (no color)

#4C4C4C

Design tokens & code

CSS

--color: #3734c2;
/* rgb */ color: rgb(55, 52, 194);
/* oklch */ color: oklch(43.5% 0.212 274.1);

Tailwind

colors: {
  custom: {
    50: '#826dd6',
    500: '#3734c2',
    950: '#000000',
  },
}

SCSS

$custom: #3734c2;
$custom-light: #826dd6;
$custom-dark: #000000;

JSON

{
  "hex": "#3734c2",
  "rgb": {
    "r": 55,
    "g": 52,
    "b": 194
  },
  "hsl": {
    "h": 241.268,
    "s": 57.724,
    "l": 48.235
  },
  "oklch": {
    "l": 0.43525,
    "c": 0.21173,
    "h": 274.1
  },
  "luminance": 0.07163
}

Semantic roles & 50–950 ramp

primary

#3734C2

secondary

#CACC86

accent

#E147DE

background

#F8F6FD

surface

#F0ECFA

border

#CBC7D3

text

#0C0714

muted

#7D7A83

Preview Lab

Preview with #3734C2

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

Preview Lab → · Contrast checker → · Palette generator →