#37449C#37449C

#37449C is a dark, vivid blue. Relative luminance 0.073; OKLCH L 42.8% C 0.143 H 272.5°. Best body text is #FFFFFF at 8.50:1 contrast (WCAG AA passes).

Color values

HEX	#37449C
RGB	rgb(55, 68, 156)
HSL	hsl(232, 48%, 41%)
HSV	hsv(232, 65%, 61%)
CMYK	cmyk(64.7%, 56.4%, 0%, 38.8%)
CIE-LAB	lab(32.58, 23.78, -49.70)
CIE-LCH	lch(32.58, 55.10, 295.57°)
OKLab	oklab(42.8% 0.0063 -0.1428)
OKLCH	oklch(42.8% 0.143 272.5)
XYZ	xyz(9.6414, 7.3459, 32.3559)
Luminance	0.0735 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37449C #9C8F37

analogous

#37779C #37449C #5D379C

triadic

#37449C #9C3744 #449C37

tetradic

#37449C #9C3777 #9C8F37 #379C5D

square

#37449C #9C3777 #9C8F37 #379C5D

split-complementary

#37449C #9C5D37 #779C37

monochromatic

#171D42 #27306F #37449C #4F5EC1 #7C87D1

Accessibility & contrast

On white

8.50

#37449C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.47

#37449C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37449C

8.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37449C	#FFFFFF	#000000	##FFFFFF
##37449C	1.00	8.50	2.47	8.50
#FFFFFF	8.50	1.00	21.00	1.00
#000000	2.47	21.00	1.00	21.00
##FFFFFF	8.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00519F

Deuteranopia (green-blind)

#00489A

Tritanopia (blue-blind)

#005969

Achromatopsia (no color)

#4D4D4D

Design tokens & code

CSS

--color: #37449c;
/* rgb */ color: rgb(55, 68, 156);
/* oklch */ color: oklch(42.8% 0.143 272.5);

Tailwind

colors: {
  custom: {
    50: '#7977ba',
    500: '#37449c',
    950: '#000000',
  },
}

SCSS

$custom: #37449c;
$custom-light: #7977ba;
$custom-dark: #000000;

JSON

{
  "hex": "#37449c",
  "rgb": {
    "r": 55,
    "g": 68,
    "b": 156
  },
  "hsl": {
    "h": 232.277,
    "s": 47.867,
    "l": 41.373
  },
  "oklch": {
    "l": 0.42801,
    "c": 0.14295,
    "h": 272.5
  },
  "luminance": 0.07347
}

Semantic roles & 50–950 ramp

primary

#37449C

secondary

#BAB175

accent

#C650D7

background

#F7F7FB

surface

#EEEDF6

border

#C9C8D0

text

#0A0812

muted

#7C7B81

Preview Lab

Preview with #37449C

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

Preview Lab → · Contrast checker → · Palette generator →