#37667D#37667D

#37667D is a mid, moderate cyan. Relative luminance 0.118; OKLCH L 48.7% C 0.063 H 231.3°. Best body text is #FFFFFF at 6.25:1 contrast (WCAG AA passes).

Color values

HEX	#37667D
RGB	rgb(55, 102, 125)
HSL	hsl(200, 39%, 35%)
HSV	hsv(200, 56%, 49%)
CMYK	cmyk(56%, 18.4%, 0%, 51%)
CIE-LAB	lab(40.89, -8.95, -17.74)
CIE-LCH	lch(40.89, 19.87, 243.22°)
OKLab	oklab(48.67% -0.0396 -0.0493)
OKLCH	oklch(48.67% 0.063 231.3)
XYZ	xyz(10.0272, 11.7948, 21.1463)
Luminance	0.1180 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37667D #7D4E37

analogous

#377D71 #37667D #37437D

triadic

#37667D #7D3766 #667D37

tetradic

#37667D #71377D #7D4E37 #437D37

square

#37667D #71377D #7D4E37 #437D37

split-complementary

#37667D #7D3743 #7D7137

monochromatic

#122128 #244352 #37667D #4A89A7 #6FA5C0

Accessibility & contrast

On white

6.25

#37667D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.36

#37667D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #37667D

6.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37667D	#FFFFFF	#000000	##FFFFFF
##37667D	1.00	6.25	3.36	6.25
#FFFFFF	6.25	1.00	21.00	1.00
#000000	3.36	21.00	1.00	21.00
##FFFFFF	6.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B657E

Deuteranopia (green-blind)

#515D7D

Tritanopia (blue-blind)

#046C6D

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #37667d;
/* rgb */ color: rgb(55, 102, 125);
/* oklch */ color: oklch(48.7% 0.063 231.3);

Tailwind

colors: {
  custom: {
    50: '#7491a2',
    500: '#37667d',
    950: '#000000',
  },
}

SCSS

$custom: #37667d;
$custom-light: #7491a2;
$custom-dark: #000000;

JSON

{
  "hex": "#37667d",
  "rgb": {
    "r": 55,
    "g": 102,
    "b": 125
  },
  "hsl": {
    "h": 199.714,
    "s": 38.889,
    "l": 35.294
  },
  "oklch": {
    "l": 0.48669,
    "c": 0.06326,
    "h": 231.3
  },
  "luminance": 0.11796
}

Semantic roles & 50–950 ramp

primary

#37667D

secondary

#A87D67

accent

#8059CF

background

#F7F8FA

surface

#EDF0F3

border

#C8CBCD

text

#080C0F

muted

#7B7D7F

Preview Lab

Preview with #37667D

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

Preview Lab → · Contrast checker → · Palette generator →