#3746B6#3746B6

#3746B6 is a mid, vivid blue. Relative luminance 0.086; OKLCH L 45.3% C 0.176 H 271.5°. Best body text is #FFFFFF at 7.74:1 contrast (WCAG AA passes).

Color values

HEX	#3746B6
RGB	rgb(55, 70, 182)
HSL	hsl(233, 54%, 46%)
HSV	hsv(233, 70%, 71%)
CMYK	cmyk(69.8%, 61.5%, 0%, 28.6%)
CIE-LAB	lab(35.14, 31.83, -61.09)
CIE-LCH	lch(35.14, 68.88, 297.52°)
OKLab	oklab(45.34% 0.0048 -0.1762)
OKLCH	oklch(45.34% 0.176 271.5)
XYZ	xyz(12.2064, 8.5688, 45.2576)
Luminance	0.0857 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3746B6 #B6A737

analogous

#3786B6 #3746B6 #6837B6

triadic

#3746B6 #B63746 #46B637

tetradic

#3746B6 #B63786 #B6A737 #37B668

square

#3746B6 #B63786 #B6A737 #37B668

split-complementary

#3746B6 #B66837 #86B637

monochromatic

#1B2258 #293487 #3746B6 #5C6ACE #8B95DC

Accessibility & contrast

On white

7.74

#3746B6 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.71

#3746B6 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3746B6

7.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3746B6	#FFFFFF	#000000	##FFFFFF
##3746B6	1.00	7.74	2.71	7.74
#FFFFFF	7.74	1.00	21.00	1.00
#000000	2.71	21.00	1.00	21.00
##FFFFFF	7.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0059BA

Deuteranopia (green-blind)

#004DB4

Tritanopia (blue-blind)

#006277

Achromatopsia (no color)

#535353

Design tokens & code

CSS

--color: #3746b6;
/* rgb */ color: rgb(55, 70, 182);
/* oklch */ color: oklch(45.3% 0.176 271.5);

Tailwind

colors: {
  custom: {
    50: '#7e79cd',
    500: '#3746b6',
    950: '#000000',
  },
}

SCSS

$custom: #3746b6;
$custom-light: #7e79cd;
$custom-dark: #000000;

JSON

{
  "hex": "#3746b6",
  "rgb": {
    "r": 55,
    "g": 70,
    "b": 182
  },
  "hsl": {
    "h": 232.913,
    "s": 53.586,
    "l": 46.471
  },
  "oklch": {
    "l": 0.45344,
    "c": 0.17631,
    "h": 271.5
  },
  "luminance": 0.0857
}

Semantic roles & 50–950 ramp

primary

#3746B6

secondary

#C6BE82

accent

#CC4BDD

background

#F8F7FC

surface

#EFEDF9

border

#CAC8D2

text

#0B0914

muted

#7C7B82

Preview Lab

Preview with #3746B6

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

Preview Lab → · Contrast checker → · Palette generator →