#37658D#37658D

#37658D is a mid, moderate cyan. Relative luminance 0.120; OKLCH L 49.2% C 0.082 H 246.7°. Best body text is #FFFFFF at 6.16:1 contrast (WCAG AA passes).

Color values

HEX	#37658D
RGB	rgb(55, 101, 141)
HSL	hsl(208, 44%, 38%)
HSV	hsv(208, 61%, 55%)
CMYK	cmyk(61%, 28.4%, 0%, 44.7%)
CIE-LAB	lab(41.28, -2.98, -26.79)
CIE-LCH	lch(41.28, 26.96, 263.64°)
OKLab	oklab(49.21% -0.0325 -0.0753)
OKLCH	oklch(49.21% 0.082 246.7)
XYZ	xyz(11.0352, 12.0417, 26.9369)
Luminance	0.1204 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37658D #8D5F37

analogous

#378D8A #37658D #373A8D

triadic

#37658D #8D3765 #658D37

tetradic

#37658D #8A378D #8D5F37 #3A8D37

square

#37658D #8A378D #8D5F37 #3A8D37

split-complementary

#37658D #8D373A #8D8A37

monochromatic

#152635 #264561 #37658D #4984B8 #75A2C9

Accessibility & contrast

On white

6.16

#37658D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.41

#37658D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #37658D

6.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37658D	#FFFFFF	#000000	##FFFFFF
##37658D	1.00	6.16	3.41	6.16
#FFFFFF	6.16	1.00	21.00	1.00
#000000	3.41	21.00	1.00	21.00
##FFFFFF	6.16	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#54668F

Deuteranopia (green-blind)

#485E8C

Tritanopia (blue-blind)

#006F73

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #37658d;
/* rgb */ color: rgb(55, 101, 141);
/* oklch */ color: oklch(49.2% 0.082 246.7);

Tailwind

colors: {
  custom: {
    50: '#7690ae',
    500: '#37658d',
    950: '#000000',
  },
}

SCSS

$custom: #37658d;
$custom-light: #7690ae;
$custom-dark: #000000;

JSON

{
  "hex": "#37658d",
  "rgb": {
    "r": 55,
    "g": 101,
    "b": 141
  },
  "hsl": {
    "h": 207.907,
    "s": 43.878,
    "l": 38.431
  },
  "oklch": {
    "l": 0.49214,
    "c": 0.08206,
    "h": 246.7
  },
  "luminance": 0.12043
}

Semantic roles & 50–950 ramp

primary

#37658D

secondary

#B28E6E

accent

#8F54D4

background

#F7F8FA

surface

#EDF0F4

border

#C8CBCE

text

#090C10

muted

#7B7D7F

Preview Lab

Preview with #37658D

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

Preview Lab → · Contrast checker → · Palette generator →