#3752DA#3752DA

#3752DA is a mid, highly saturated blue. Relative luminance 0.119; OKLCH L 50.6% C 0.209 H 268.8°. Best body text is #FFFFFF at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#3752DA
RGB	rgb(55, 82, 218)
HSL	hsl(230, 69%, 54%)
HSV	hsv(230, 75%, 85%)
CMYK	cmyk(74.8%, 62.4%, 0%, 14.5%)
CIE-LAB	lab(41.07, 37.07, -72.31)
CIE-LCH	lch(41.07, 81.26, 297.14°)
OKLab	oklab(50.65% -0.0044 -0.2091)
OKLCH	oklch(50.65% 0.209 268.8)
XYZ	xyz(17.2434, 11.9069, 67.7056)
Luminance	0.1191 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3752DA #DABF37

analogous

#37A3DA #3752DA #6D37DA

triadic

#3752DA #DA3752 #52DA37

tetradic

#3752DA #DA37A3 #DABF37 #37DA6D

square

#3752DA #DA37A3 #DABF37 #37DA6D

split-complementary

#3752DA #DA6D37 #A3DA37

monochromatic

#18297F #2139B3 #3752DA #6B7FE4 #9EABED

Accessibility & contrast

On white

6.21

#3752DA on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#3752DA on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3752DA

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3752DA	#FFFFFF	#000000	##FFFFFF
##3752DA	1.00	6.21	3.38	6.21
#FFFFFF	6.21	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0069DE

Deuteranopia (green-blind)

#0059D7

Tritanopia (blue-blind)

#00758E

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #3752da;
/* rgb */ color: rgb(55, 82, 218);
/* oklch */ color: oklch(50.6% 0.209 268.8);

Tailwind

colors: {
  custom: {
    50: '#8582e7',
    500: '#3752da',
    950: '#000000',
  },
}

SCSS

$custom: #3752da;
$custom-light: #8582e7;
$custom-dark: #000000;

JSON

{
  "hex": "#3752da",
  "rgb": {
    "r": 55,
    "g": 82,
    "b": 218
  },
  "hsl": {
    "h": 230.061,
    "s": 68.776,
    "l": 53.529
  },
  "oklch": {
    "l": 0.50645,
    "c": 0.20911,
    "h": 268.8
  },
  "luminance": 0.11909
}

Semantic roles & 50–950 ramp

primary

#3752DA

secondary

#D9CE93

accent

#CF3CEC

background

#F9F7FE

surface

#F1EEFD

border

#CBC9D5

text

#0D0A16

muted

#7E7C84

Preview Lab

Preview with #3752DA

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

Preview Lab → · Contrast checker → · Palette generator →