#37697B#37697B

#37697B is a mid, moderate cyan. Relative luminance 0.123; OKLCH L 49.3% C 0.061 H 223.7°. Best body text is #FFFFFF at 6.05:1 contrast (WCAG AA passes).

Color values

HEX	#37697B
RGB	rgb(55, 105, 123)
HSL	hsl(196, 38%, 35%)
HSV	hsv(196, 55%, 48%)
CMYK	cmyk(55.3%, 14.6%, 0%, 51.8%)
CIE-LAB	lab(41.76, -11.35, -15.19)
CIE-LCH	lch(41.76, 18.96, 233.25°)
OKLab	oklab(49.34% -0.0441 -0.0421)
OKLCH	oklch(49.34% 0.061 223.7)
XYZ	xyz(10.2009, 12.3445, 20.5802)
Luminance	0.1235 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37697B #7B4937

analogous

#377B6B #37697B #37477B

triadic

#37697B #7B3769 #697B37

tetradic

#37697B #6B377B #7B4937 #477B37

square

#37697B #6B377B #7B4937 #477B37

split-complementary

#37697B #7B3747 #7B6B37

monochromatic

#112126 #244551 #37697B #4A8DA5 #6EA9BE

Accessibility & contrast

On white

6.05

#37697B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.47

#37697B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #37697B

6.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37697B	#FFFFFF	#000000	##FFFFFF
##37697B	1.00	6.05	3.47	6.05
#FFFFFF	6.05	1.00	21.00	1.00
#000000	3.47	21.00	1.00	21.00
##FFFFFF	6.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F677C

Deuteranopia (green-blind)

#555F7B

Tritanopia (blue-blind)

#066F6F

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #37697b;
/* rgb */ color: rgb(55, 105, 123);
/* oklch */ color: oklch(49.3% 0.061 223.7);

Tailwind

colors: {
  custom: {
    50: '#7494a1',
    500: '#37697b',
    950: '#000000',
  },
}

SCSS

$custom: #37697b;
$custom-light: #7494a1;
$custom-dark: #000000;

JSON

{
  "hex": "#37697b",
  "rgb": {
    "r": 55,
    "g": 105,
    "b": 123
  },
  "hsl": {
    "h": 195.882,
    "s": 38.202,
    "l": 34.902
  },
  "oklch": {
    "l": 0.49335,
    "c": 0.061,
    "h": 223.7
  },
  "luminance": 0.12345
}

Semantic roles & 50–950 ramp

primary

#37697B

secondary

#A77867

accent

#785ACE

background

#F7F9F9

surface

#EDF1F2

border

#C8CBCC

text

#080D0F

muted

#7B7E7E

Preview Lab

Preview with #37697B

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

Preview Lab → · Contrast checker → · Palette generator →