#37748E#37748E

#37748E is a mid, moderate cyan. Relative luminance 0.153; OKLCH L 53.0% C 0.075 H 228.5°. Best body text is #FFFFFF at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#37748E
RGB	rgb(55, 116, 142)
HSL	hsl(198, 44%, 39%)
HSV	hsv(198, 61%, 56%)
CMYK	cmyk(61.3%, 18.3%, 0%, 44.3%)
CIE-LAB	lab(45.98, -11.53, -20.11)
CIE-LCH	lch(45.98, 23.18, 240.17°)
OKLab	oklab(52.95% -0.0496 -0.0561)
OKLCH	oklch(52.95% 0.075 228.5)
XYZ	xyz(12.7015, 15.2548, 27.8610)
Luminance	0.1526 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37748E #8E5137

analogous

#378E7C #37748E #37488E

triadic

#37748E #8E3774 #748E37

tetradic

#37748E #7C378E #8E5137 #488E37

square

#37748E #7C378E #8E5137 #488E37

split-complementary

#37748E #8E3748 #8E7C37

monochromatic

#152C36 #265062 #37748E #4997B9 #76B1CA

Accessibility & contrast

On white

5.18

#37748E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.05

#37748E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #37748E

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37748E	#FFFFFF	#000000	##FFFFFF
##37748E	1.00	5.18	4.05	5.18
#FFFFFF	5.18	1.00	21.00	1.00
#000000	4.05	21.00	1.00	21.00
##FFFFFF	5.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#66728F

Deuteranopia (green-blind)

#5A698E

Tritanopia (blue-blind)

#007B7C

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #37748e;
/* rgb */ color: rgb(55, 116, 142);
/* oklch */ color: oklch(53.0% 0.075 228.5);

Tailwind

colors: {
  custom: {
    50: '#769caf',
    500: '#37748e',
    950: '#000000',
  },
}

SCSS

$custom: #37748e;
$custom-light: #769caf;
$custom-dark: #000000;

JSON

{
  "hex": "#37748e",
  "rgb": {
    "r": 55,
    "g": 116,
    "b": 142
  },
  "hsl": {
    "h": 197.931,
    "s": 44.162,
    "l": 38.627
  },
  "oklch": {
    "l": 0.52954,
    "c": 0.07488,
    "h": 228.5
  },
  "luminance": 0.15256
}

Semantic roles & 50–950 ramp

primary

#37748E

secondary

#B3836E

accent

#7A54D4

background

#F7F9FA

surface

#EEF2F4

border

#C9CCCE

text

#090E10

muted

#7B7E7F

Preview Lab

Preview with #37748E

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

Preview Lab → · Contrast checker → · Palette generator →