#37349C#37349C

#37349C is a dark, vivid blue. Relative luminance 0.057; OKLCH L 39.8% C 0.163 H 277.2°. Best body text is #FFFFFF at 9.84:1 contrast (WCAG AA passes).

Color values

HEX	#37349C
RGB	rgb(55, 52, 156)
HSL	hsl(242, 50%, 41%)
HSV	hsv(242, 67%, 61%)
CMYK	cmyk(64.7%, 66.7%, 0%, 38.8%)
CIE-LAB	lab(28.56, 34.15, -56.25)
CIE-LCH	lch(28.56, 65.81, 301.26°)
OKLab	oklab(39.83% 0.0206 -0.1622)
OKLCH	oklch(39.83% 0.163 277.2)
XYZ	xyz(8.8023, 5.6678, 32.0762)
Luminance	0.0567 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37349C #999C34

analogous

#34659C #37349C #6B349C

triadic

#37349C #9C3734 #349C37

tetradic

#37349C #9C3465 #999C34 #349C6B

square

#37349C #9C3465 #999C34 #349C6B

split-complementary

#37349C #9C6B34 #659C34

monochromatic

#171540 #27256E #37349C #4E4AC3 #7B78D2

Accessibility & contrast

On white

9.84

#37349C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.13

#37349C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #37349C

9.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37349C	#FFFFFF	#000000	##FFFFFF
##37349C	1.00	9.84	2.13	9.84
#FFFFFF	9.84	1.00	21.00	1.00
#000000	2.13	21.00	1.00	21.00
##FFFFFF	9.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00489F

Deuteranopia (green-blind)

#003F9A

Tritanopia (blue-blind)

#004F63

Achromatopsia (no color)

#434343

Design tokens & code

CSS

--color: #37349c;
/* rgb */ color: rgb(55, 52, 156);
/* oklch */ color: oklch(39.8% 0.163 277.2);

Tailwind

colors: {
  custom: {
    50: '#7a6cba',
    500: '#37349c',
    950: '#000000',
  },
}

SCSS

$custom: #37349c;
$custom-light: #7a6cba;
$custom-dark: #000000;

JSON

{
  "hex": "#37349c",
  "rgb": {
    "r": 55,
    "g": 52,
    "b": 156
  },
  "hsl": {
    "h": 241.731,
    "s": 50,
    "l": 40.784
  },
  "oklch": {
    "l": 0.39833,
    "c": 0.16349,
    "h": 277.2
  },
  "luminance": 0.05669
}

Semantic roles & 50–950 ramp

primary

#37349C

secondary

#B9BB71

accent

#DA4ED5

background

#F7F6FB

surface

#EEEBF6

border

#C9C6D0

text

#0A0712

muted

#7C7A81

Preview Lab

Preview with #37349C

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

Preview Lab → · Contrast checker → · Palette generator →