#37549C#37549C

#37549C is a mid, vivid blue. Relative luminance 0.096; OKLCH L 46.2% C 0.122 H 265.4°. Best body text is #FFFFFF at 7.22:1 contrast (WCAG AA passes).

Color values

HEX	#37549C
RGB	rgb(55, 84, 156)
HSL	hsl(223, 48%, 41%)
HSV	hsv(223, 65%, 61%)
CMYK	cmyk(64.7%, 46.2%, 0%, 38.8%)
CIE-LAB	lab(37.03, 13.20, -42.54)
CIE-LCH	lch(37.03, 44.54, 287.24°)
OKLab	oklab(46.17% -0.0098 -0.1215)
OKLCH	oklch(46.17% 0.122 265.4)
XYZ	xyz(10.7445, 9.5522, 32.7236)
Luminance	0.0955 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37549C #9C7F37

analogous

#37879C #37549C #4D379C

triadic

#37549C #9C3754 #549C37

tetradic

#37549C #9C3787 #9C7F37 #379C4D

square

#37549C #9C3787 #9C7F37 #379C4D

split-complementary

#37549C #9C4D37 #879C37

monochromatic

#172342 #273C6F #37549C #4F70C1 #7C95D1

Accessibility & contrast

On white

7.22

#37549C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#37549C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37549C

7.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37549C	#FFFFFF	#000000	##FFFFFF
##37549C	1.00	7.22	2.91	7.22
#FFFFFF	7.22	1.00	21.00	1.00
#000000	2.91	21.00	1.00	21.00
##FFFFFF	7.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#315C9F

Deuteranopia (green-blind)

#20539B

Tritanopia (blue-blind)

#006470

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #37549c;
/* rgb */ color: rgb(55, 84, 156);
/* oklch */ color: oklch(46.2% 0.122 265.4);

Tailwind

colors: {
  custom: {
    50: '#7883ba',
    500: '#37549c',
    950: '#000000',
  },
}

SCSS

$custom: #37549c;
$custom-light: #7883ba;
$custom-dark: #000000;

JSON

{
  "hex": "#37549c",
  "rgb": {
    "r": 55,
    "g": 84,
    "b": 156
  },
  "hsl": {
    "h": 222.772,
    "s": 47.867,
    "l": 41.373
  },
  "oklch": {
    "l": 0.4617,
    "c": 0.12192,
    "h": 265.4
  },
  "luminance": 0.09553
}

Semantic roles & 50–950 ramp

primary

#37549C

secondary

#BAA675

accent

#B150D7

background

#F7F8FB

surface

#EEEFF6

border

#C9CAD0

text

#0A0A11

muted

#7C7C80

Preview Lab

Preview with #37549C

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

Preview Lab → · Contrast checker → · Palette generator →