#3734D2#3734D2

#3734D2 is a mid, highly saturated blue. Relative luminance 0.079; OKLCH L 45.2% C 0.231 H 273.0°. Best body text is #FFFFFF at 8.13:1 contrast (WCAG AA passes).

Color values

HEX	#3734D2
RGB	rgb(55, 52, 210)
HSL	hsl(241, 64%, 51%)
HSV	hsv(241, 75%, 82%)
CMYK	cmyk(73.8%, 75.2%, 0%, 17.6%)
CIE-LAB	lab(33.82, 52.03, -79.64)
CIE-LCH	lch(33.82, 95.13, 303.16°)
OKLab	oklab(45.18% 0.012 -0.2305)
OKLCH	oklch(45.18% 0.231 273)
XYZ	xyz(14.4325, 7.9199, 61.7283)
Luminance	0.0792 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Blurple

#5539CC

ΔE00 3.42

Blue With A Hint Of Purple

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3734D2 #CFD234

analogous

#3480D2 #3734D2 #8634D2

triadic

#3734D2 #D23734 #34D237

tetradic

#3734D2 #D23480 #CFD234 #34D286

square

#3734D2 #D23480 #CFD234 #34D286

split-complementary

#3734D2 #D28634 #80D234

monochromatic

#1B1972 #2724A4 #3734D2 #6866DD #9A98E8

Accessibility & contrast

On white

8.13

#3734D2 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.58

#3734D2 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3734D2

8.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3734D2	#FFFFFF	#000000	##FFFFFF
##3734D2	1.00	8.13	2.58	8.13
#FFFFFF	8.13	1.00	21.00	1.00
#000000	2.58	21.00	1.00	21.00
##FFFFFF	8.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0057D7

Deuteranopia (green-blind)

#0048CF

Tritanopia (blue-blind)

#006381

Achromatopsia (no color)

#505050

Design tokens & code

CSS

--color: #3734d2;
/* rgb */ color: rgb(55, 52, 210);
/* oklch */ color: oklch(45.2% 0.231 273.0);

Tailwind

colors: {
  custom: {
    50: '#866ee1',
    500: '#3734d2',
    950: '#000000',
  },
}

SCSS

$custom: #3734d2;
$custom-light: #866ee1;
$custom-dark: #000000;

JSON

{
  "hex": "#3734d2",
  "rgb": {
    "r": 55,
    "g": 52,
    "b": 210
  },
  "hsl": {
    "h": 241.139,
    "s": 63.71,
    "l": 51.373
  },
  "oklch": {
    "l": 0.45177,
    "c": 0.23077,
    "h": 273
  },
  "luminance": 0.07921
}

Semantic roles & 50–950 ramp

primary

#3734D2

secondary

#D2D48E

accent

#E741E4

background

#F9F6FE

surface

#F1ECFC

border

#CBC7D5

text

#0D0716

muted

#7E7A84

Preview Lab

Preview with #3734D2

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

Preview Lab → · Contrast checker → · Palette generator →