#37689A#37689A

#37689A is a mid, moderate cyan. Relative luminance 0.130; OKLCH L 50.6% C 0.096 H 250.7°. Best body text is #FFFFFF at 5.82:1 contrast (WCAG AA passes).

Color values

HEX	#37689A
RGB	rgb(55, 104, 154)
HSL	hsl(210, 47%, 41%)
HSV	hsv(210, 64%, 60%)
CMYK	cmyk(64.3%, 32.5%, 0%, 39.6%)
CIE-LAB	lab(42.83, -0.29, -32.14)
CIE-LCH	lch(42.83, 32.14, 269.49°)
OKLab	oklab(50.64% -0.0318 -0.0908)
OKLCH	oklch(50.64% 0.096 250.7)
XYZ	xyz(12.3565, 13.0448, 32.4323)
Luminance	0.1305 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37689A #9A6937

analogous

#37999A #37689A #37379A

triadic

#37689A #9A3768 #689A37

tetradic

#37689A #9A3799 #9A6937 #379A37

square

#37689A #9A3799 #9A6937 #379A37

split-complementary

#37689A #9A3737 #999A37

monochromatic

#172B40 #274A6D #37689A #4E87C0 #7BA5D0

Accessibility & contrast

On white

5.82

#37689A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#37689A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #37689A

5.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37689A	#FFFFFF	#000000	##FFFFFF
##37689A	1.00	5.82	3.61	5.82
#FFFFFF	5.82	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#526A9C

Deuteranopia (green-blind)

#456199

Tritanopia (blue-blind)

#00747A

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #37689a;
/* rgb */ color: rgb(55, 104, 154);
/* oklch */ color: oklch(50.6% 0.096 250.7);

Tailwind

colors: {
  custom: {
    50: '#7892b8',
    500: '#37689a',
    950: '#000000',
  },
}

SCSS

$custom: #37689a;
$custom-light: #7892b8;
$custom-dark: #000000;

JSON

{
  "hex": "#37689a",
  "rgb": {
    "r": 55,
    "g": 104,
    "b": 154
  },
  "hsl": {
    "h": 210.303,
    "s": 47.368,
    "l": 40.98
  },
  "oklch": {
    "l": 0.50639,
    "c": 0.09623,
    "h": 250.7
  },
  "luminance": 0.13046
}

Semantic roles & 50–950 ramp

primary

#37689A

secondary

#B99774

accent

#9551D7

background

#F7F8FB

surface

#EEF0F6

border

#C9CBD0

text

#090D11

muted

#7B7D80

Preview Lab

Preview with #37689A

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

Preview Lab → · Contrast checker → · Palette generator →