#3746D8#3746D8

#3746D8 is a mid, highly saturated blue. Relative luminance 0.102; OKLCH L 48.4% C 0.220 H 270.7°. Best body text is #FFFFFF at 6.93:1 contrast (WCAG AA passes).

Color values

HEX	#3746D8
RGB	rgb(55, 70, 216)
HSL	hsl(234, 67%, 53%)
HSV	hsv(234, 75%, 85%)
CMYK	cmyk(74.5%, 67.6%, 0%, 15.3%)
CIE-LAB	lab(38.11, 43.75, -76.02)
CIE-LCH	lch(38.11, 87.71, 299.92°)
OKLab	oklab(48.43% 0.0026 -0.22)
OKLCH	oklch(48.43% 0.22 270.7)
XYZ	xyz(16.1562, 10.1487, 66.0599)
Luminance	0.1015 (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

#3746D8 #D8C937

analogous

#3796D8 #3746D8 #7837D8

triadic

#3746D8 #D83746 #46D837

tetradic

#3746D8 #D83796 #D8C937 #37D878

square

#3746D8 #D83796 #D8C937 #37D878

split-complementary

#3746D8 #D87837 #96D837

monochromatic

#18227C #222FB0 #3746D8 #6A75E2 #9DA5EC

Accessibility & contrast

On white

6.93

#3746D8 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#3746D8 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #3746D8

6.93:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3746D8	#FFFFFF	#000000	##FFFFFF
##3746D8	1.00	6.93	3.03	6.93
#FFFFFF	6.93	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.93	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0061DC

Deuteranopia (green-blind)

#0052D5

Tritanopia (blue-blind)

#006E89

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #3746d8;
/* rgb */ color: rgb(55, 70, 216);
/* oklch */ color: oklch(48.4% 0.220 270.7);

Tailwind

colors: {
  custom: {
    50: '#867ae5',
    500: '#3746d8',
    950: '#000000',
  },
}

SCSS

$custom: #3746d8;
$custom-light: #867ae5;
$custom-dark: #000000;

JSON

{
  "hex": "#3746d8",
  "rgb": {
    "r": 55,
    "g": 70,
    "b": 216
  },
  "hsl": {
    "h": 234.41,
    "s": 67.364,
    "l": 53.137
  },
  "oklch": {
    "l": 0.48426,
    "c": 0.22,
    "h": 270.7
  },
  "luminance": 0.1015
}

Semantic roles & 50–950 ramp

primary

#3746D8

secondary

#D8D293

accent

#DA3EEA

background

#F9F7FE

surface

#F1EDFC

border

#CBC8D5

text

#0D0916

muted

#7E7B84

Preview Lab

Preview with #3746D8

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

Preview Lab → · Contrast checker → · Palette generator →