#3752EE#3752EE

#3752EE is a mid, highly saturated blue. Relative luminance 0.130; OKLCH L 52.4% C 0.234 H 268.7°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#3752EE
RGB	rgb(55, 82, 238)
HSL	hsl(231, 84%, 57%)
HSV	hsv(231, 77%, 93%)
CMYK	cmyk(76.9%, 65.5%, 0%, 6.7%)
CIE-LAB	lab(42.79, 44.09, -80.84)
CIE-LCH	lch(42.79, 92.09, 298.61°)
OKLab	oklab(52.44% -0.0053 -0.234)
OKLCH	oklch(52.44% 0.234 268.7)
XYZ	xyz(20.0201, 13.0176, 82.3299)
Luminance	0.1302 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3752EE #EED337

analogous

#37ADEE #3752EE #7837EE

triadic

#3752EE #EE3752 #52EE37

tetradic

#3752EE #EE37AD #EED337 #37EE78

square

#3752EE #EE37AD #EED337 #37EE78

split-complementary

#3752EE #EE7837 #ADEE37

monochromatic

#0D239D #122FD6 #3752EE #6F83F3 #A8B4F8

Accessibility & contrast

On white

5.83

#3752EE on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#3752EE on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3752EE

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3752EE	#FFFFFF	#000000	##FFFFFF
##3752EE	1.00	5.83	3.60	5.83
#FFFFFF	5.83	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#006EF3

Deuteranopia (green-blind)

#005CEB

Tritanopia (blue-blind)

#007C99

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #3752ee;
/* rgb */ color: rgb(55, 82, 238);
/* oklch */ color: oklch(52.4% 0.234 268.7);

Tailwind

colors: {
  custom: {
    50: '#8a82f5',
    500: '#3752ee',
    950: '#000000',
  },
}

SCSS

$custom: #3752ee;
$custom-light: #8a82f5;
$custom-dark: #000000;

JSON

{
  "hex": "#3752ee",
  "rgb": {
    "r": 55,
    "g": 82,
    "b": 238
  },
  "hsl": {
    "h": 231.148,
    "s": 84.332,
    "l": 57.451
  },
  "oklch": {
    "l": 0.52437,
    "c": 0.23408,
    "h": 268.7
  },
  "luminance": 0.1302
}

Semantic roles & 50–950 ramp

primary

#3752EE

secondary

#E5DA9B

accent

#DC2DFB

background

#F9F8FF

surface

#F2EFFF

border

#CCCAD7

text

#0E0A17

muted

#7E7C85

Preview Lab

Preview with #3752EE

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

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