#37589A#37589A

#37589A is a mid, moderate blue. Relative luminance 0.101; OKLCH L 46.9% C 0.114 H 262.8°. Best body text is #FFFFFF at 6.94:1 contrast (WCAG AA passes).

Color values

HEX	#37589A
RGB	rgb(55, 88, 154)
HSL	hsl(220, 47%, 41%)
HSV	hsv(220, 64%, 60%)
CMYK	cmyk(64.3%, 42.9%, 0%, 39.6%)
CIE-LAB	lab(38.06, 9.86, -39.68)
CIE-LCH	lch(38.06, 40.89, 283.95°)
OKLab	oklab(46.93% -0.0144 -0.1131)
OKLCH	oklch(46.93% 0.114 262.8)
XYZ	xyz(10.8960, 10.1238, 31.9455)
Luminance	0.1013 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37589A #9A7937

analogous

#37899A #37589A #47379A

triadic

#37589A #9A3758 #589A37

tetradic

#37589A #9A3789 #9A7937 #379A47

square

#37589A #9A3789 #9A7937 #379A47

split-complementary

#37589A #9A4737 #899A37

monochromatic

#172440 #273E6D #37589A #4E74C0 #7B98D0

Accessibility & contrast

On white

6.94

#37589A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.03

#37589A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #37589A

6.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37589A	#FFFFFF	#000000	##FFFFFF
##37589A	1.00	6.94	3.03	6.94
#FFFFFF	6.94	1.00	21.00	1.00
#000000	3.03	21.00	1.00	21.00
##FFFFFF	6.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#3A5E9D

Deuteranopia (green-blind)

#2B5599

Tritanopia (blue-blind)

#006771

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #37589a;
/* rgb */ color: rgb(55, 88, 154);
/* oklch */ color: oklch(46.9% 0.114 262.8);

Tailwind

colors: {
  custom: {
    50: '#7886b8',
    500: '#37589a',
    950: '#000000',
  },
}

SCSS

$custom: #37589a;
$custom-light: #7886b8;
$custom-dark: #000000;

JSON

{
  "hex": "#37589a",
  "rgb": {
    "r": 55,
    "g": 88,
    "b": 154
  },
  "hsl": {
    "h": 220,
    "s": 47.368,
    "l": 40.98
  },
  "oklch": {
    "l": 0.46928,
    "c": 0.11399,
    "h": 262.8
  },
  "luminance": 0.10125
}

Semantic roles & 50–950 ramp

primary

#37589A

secondary

#B9A274

accent

#AA51D7

background

#F7F8FB

surface

#EEEFF6

border

#C9CAD0

text

#0A0B11

muted

#7C7C80

Preview Lab

Preview with #37589A

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

Preview Lab → · Contrast checker → · Palette generator →