#3754A3#3754A3

#3754A3 is a mid, vivid blue. Relative luminance 0.098; OKLCH L 46.7% C 0.132 H 266.2°. Best body text is #FFFFFF at 7.10:1 contrast (WCAG AA passes).

Color values

HEX	#3754A3
RGB	rgb(55, 84, 163)
HSL	hsl(224, 50%, 43%)
HSV	hsv(224, 66%, 64%)
CMYK	cmyk(66.3%, 48.5%, 0%, 36.1%)
CIE-LAB	lab(37.47, 15.76, -46.02)
CIE-LCH	lch(37.47, 48.64, 288.90°)
OKLab	oklab(46.66% -0.0087 -0.1317)
OKLCH	oklch(46.66% 0.132 266.2)
XYZ	xyz(11.3544, 9.7962, 35.9357)
Luminance	0.0980 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3754A3 #A38637

analogous

#378AA3 #3754A3 #5037A3

triadic

#3754A3 #A33754 #54A337

tetradic

#3754A3 #A3378A #A38637 #37A350

square

#3754A3 #A3378A #A38637 #37A350

split-complementary

#3754A3 #A35037 #8AA337

monochromatic

#182547 #283C75 #3754A3 #5271C5 #8097D4

Accessibility & contrast

On white

7.10

#3754A3 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.96

#3754A3 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #3754A3

7.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3754A3	#FFFFFF	#000000	##FFFFFF
##3754A3	1.00	7.10	2.96	7.10
#FFFFFF	7.10	1.00	21.00	1.00
#000000	2.96	21.00	1.00	21.00
##FFFFFF	7.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2B5DA6

Deuteranopia (green-blind)

#1454A1

Tritanopia (blue-blind)

#006673

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #3754a3;
/* rgb */ color: rgb(55, 84, 163);
/* oklch */ color: oklch(46.7% 0.132 266.2);

Tailwind

colors: {
  custom: {
    50: '#7a83bf',
    500: '#3754a3',
    950: '#000000',
  },
}

SCSS

$custom: #3754a3;
$custom-light: #7a83bf;
$custom-dark: #000000;

JSON

{
  "hex": "#3754a3",
  "rgb": {
    "r": 55,
    "g": 84,
    "b": 163
  },
  "hsl": {
    "h": 223.889,
    "s": 49.541,
    "l": 42.745
  },
  "oklch": {
    "l": 0.46657,
    "c": 0.13203,
    "h": 266.2
  },
  "luminance": 0.09797
}

Semantic roles & 50–950 ramp

primary

#3754A3

secondary

#BEAB78

accent

#B44FD9

background

#F7F8FB

surface

#EEEFF7

border

#C9CAD0

text

#0A0A12

muted

#7C7C81

Preview Lab

Preview with #3754A3

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

Preview Lab → · Contrast checker → · Palette generator →