#37678D#37678D

#37678D is a mid, moderate cyan. Relative luminance 0.124; OKLCH L 49.7% C 0.080 H 244.3°. Best body text is #FFFFFF at 6.02:1 contrast (WCAG AA passes).

Color values

HEX	#37678D
RGB	rgb(55, 103, 141)
HSL	hsl(207, 44%, 38%)
HSV	hsv(207, 61%, 55%)
CMYK	cmyk(61%, 27%, 0%, 44.7%)
CIE-LAB	lab(41.90, -4.20, -25.83)
CIE-LCH	lch(41.90, 26.17, 260.76°)
OKLab	oklab(49.7% -0.0348 -0.0725)
OKLCH	oklch(49.7% 0.08 244.3)
XYZ	xyz(11.2317, 12.4348, 27.0024)
Luminance	0.1244 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37678D #8D5D37

analogous

#378D88 #37678D #373C8D

triadic

#37678D #8D3767 #678D37

tetradic

#37678D #88378D #8D5D37 #3C8D37

square

#37678D #88378D #8D5D37 #3C8D37

split-complementary

#37678D #8D373C #8D8837

monochromatic

#152735 #264761 #37678D #4987B8 #75A4C9

Accessibility & contrast

On white

6.02

#37678D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.49

#37678D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #37678D

6.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37678D	#FFFFFF	#000000	##FFFFFF
##37678D	1.00	6.02	3.49	6.02
#FFFFFF	6.02	1.00	21.00	1.00
#000000	3.49	21.00	1.00	21.00
##FFFFFF	6.02	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#56688F

Deuteranopia (green-blind)

#4B5F8C

Tritanopia (blue-blind)

#007074

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #37678d;
/* rgb */ color: rgb(55, 103, 141);
/* oklch */ color: oklch(49.7% 0.080 244.3);

Tailwind

colors: {
  custom: {
    50: '#7692ae',
    500: '#37678d',
    950: '#000000',
  },
}

SCSS

$custom: #37678d;
$custom-light: #7692ae;
$custom-dark: #000000;

JSON

{
  "hex": "#37678d",
  "rgb": {
    "r": 55,
    "g": 103,
    "b": 141
  },
  "hsl": {
    "h": 206.512,
    "s": 43.878,
    "l": 38.431
  },
  "oklch": {
    "l": 0.497,
    "c": 0.08048,
    "h": 244.3
  },
  "luminance": 0.12436
}

Semantic roles & 50–950 ramp

primary

#37678D

secondary

#B28C6E

accent

#8C54D4

background

#F7F8FA

surface

#EDF0F4

border

#C8CBCE

text

#090D10

muted

#7B7D7F

Preview Lab

Preview with #37678D

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

Preview Lab → · Contrast checker → · Palette generator →