#37697E#37697E

#37697E is a mid, moderate cyan. Relative luminance 0.124; OKLCH L 49.5% C 0.063 H 227.5°. Best body text is #FFFFFF at 6.03:1 contrast (WCAG AA passes).

Color values

HEX	#37697E
RGB	rgb(55, 105, 126)
HSL	hsl(198, 39%, 35%)
HSV	hsv(198, 56%, 49%)
CMYK	cmyk(56.3%, 16.7%, 0%, 50.6%)
CIE-LAB	lab(41.88, -10.39, -16.83)
CIE-LCH	lch(41.88, 19.77, 238.32°)
OKLab	oklab(49.47% -0.0429 -0.0468)
OKLCH	oklch(49.47% 0.063 227.5)
XYZ	xyz(10.3916, 12.4208, 21.5845)
Luminance	0.1242 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37697E #7E4C37

analogous

#377E6F #37697E #37457E

triadic

#37697E #7E3769 #697E37

tetradic

#37697E #6F377E #7E4C37 #457E37

square

#37697E #6F377E #7E4C37 #457E37

split-complementary

#37697E #7E3745 #7E6F37

monochromatic

#122229 #244553 #37697E #4A8DA9 #6FA8C0

Accessibility & contrast

On white

6.03

#37697E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.48

#37697E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #37697E

6.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37697E	#FFFFFF	#000000	##FFFFFF
##37697E	1.00	6.03	3.48	6.03
#FFFFFF	6.03	1.00	21.00	1.00
#000000	3.48	21.00	1.00	21.00
##FFFFFF	6.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E677F

Deuteranopia (green-blind)

#545F7E

Tritanopia (blue-blind)

#006F70

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #37697e;
/* rgb */ color: rgb(55, 105, 126);
/* oklch */ color: oklch(49.5% 0.063 227.5);

Tailwind

colors: {
  custom: {
    50: '#7493a3',
    500: '#37697e',
    950: '#000000',
  },
}

SCSS

$custom: #37697e;
$custom-light: #7493a3;
$custom-dark: #000000;

JSON

{
  "hex": "#37697e",
  "rgb": {
    "r": 55,
    "g": 105,
    "b": 126
  },
  "hsl": {
    "h": 197.746,
    "s": 39.227,
    "l": 35.49
  },
  "oklch": {
    "l": 0.49469,
    "c": 0.06345,
    "h": 227.5
  },
  "luminance": 0.12422
}

Semantic roles & 50–950 ramp

primary

#37697E

secondary

#A97B68

accent

#7C59CF

background

#F7F9FA

surface

#EDF1F3

border

#C8CBCD

text

#090D0F

muted

#7B7E7F

Preview Lab

Preview with #37697E

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

Preview Lab → · Contrast checker → · Palette generator →