#37698F#37698F

#37698F is a mid, moderate cyan. Relative luminance 0.129; OKLCH L 50.3% C 0.081 H 243.4°. Best body text is #FFFFFF at 5.87:1 contrast (WCAG AA passes).

Color values

HEX	#37698F
RGB	rgb(55, 105, 143)
HSL	hsl(206, 44%, 39%)
HSV	hsv(206, 62%, 56%)
CMYK	cmyk(61.5%, 26.6%, 0%, 43.9%)
CIE-LAB	lab(42.61, -4.73, -25.92)
CIE-LCH	lch(42.61, 26.35, 259.66°)
OKLab	oklab(50.29% -0.0365 -0.0728)
OKLCH	oklch(50.29% 0.081 243.4)
XYZ	xyz(11.5832, 12.8975, 27.8603)
Luminance	0.1290 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37698F #8F5D37

analogous

#378F89 #37698F #373D8F

triadic

#37698F #8F3769 #698F37

tetradic

#37698F #89378F #8F5D37 #3D8F37

square

#37698F #89378F #8F5D37 #3D8F37

split-complementary

#37698F #8F373D #8F8937

monochromatic

#152837 #264963 #37698F #4A89B9 #76A6CA

Accessibility & contrast

On white

5.87

#37698F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#37698F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #37698F

5.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37698F	#FFFFFF	#000000	##FFFFFF
##37698F	1.00	5.87	3.58	5.87
#FFFFFF	5.87	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#586A91

Deuteranopia (green-blind)

#4C618E

Tritanopia (blue-blind)

#007276

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #37698f;
/* rgb */ color: rgb(55, 105, 143);
/* oklch */ color: oklch(50.3% 0.081 243.4);

Tailwind

colors: {
  custom: {
    50: '#7693b0',
    500: '#37698f',
    950: '#000000',
  },
}

SCSS

$custom: #37698f;
$custom-light: #7693b0;
$custom-dark: #000000;

JSON

{
  "hex": "#37698f",
  "rgb": {
    "r": 55,
    "g": 105,
    "b": 143
  },
  "hsl": {
    "h": 205.909,
    "s": 44.444,
    "l": 38.824
  },
  "oklch": {
    "l": 0.50291,
    "c": 0.08144,
    "h": 243.4
  },
  "luminance": 0.12899
}

Semantic roles & 50–950 ramp

primary

#37698F

secondary

#B38C6F

accent

#8B54D4

background

#F7F9FA

surface

#EDF1F4

border

#C8CBCE

text

#090D10

muted

#7B7E7F

Preview Lab

Preview with #37698F

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

Preview Lab → · Contrast checker → · Palette generator →