#37839F#37839F

#37839F is a mid, moderate cyan. Relative luminance 0.195; OKLCH L 57.4% C 0.085 H 225.6°. Best body text is #000000 at 4.91:1 contrast (WCAG AA passes).

Color values

HEX	#37839F
RGB	rgb(55, 131, 159)
HSL	hsl(196, 49%, 42%)
HSV	hsv(196, 65%, 62%)
CMYK	cmyk(65.4%, 17.6%, 0%, 37.6%)
CIE-LAB	lab(51.32, -14.40, -21.88)
CIE-LCH	lch(51.32, 26.19, 236.64°)
OKLab	oklab(57.44% -0.0598 -0.0611)
OKLCH	oklch(57.44% 0.085 225.6)
XYZ	xyz(15.9474, 19.5464, 35.7265)
Luminance	0.1955 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37839F #9F5337

analogous

#379F87 #37839F #374F9F

triadic

#37839F #9F3783 #839F37

tetradic

#37839F #87379F #9F5337 #4F9F37

square

#37839F #87379F #9F5337 #4F9F37

split-complementary

#37839F #9F374F #9F8737

monochromatic

#183844 #275E72 #37839F #51A4C3 #7EBCD2

Accessibility & contrast

On white

4.28

#37839F on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.91

#37839F on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #37839F

4.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37839F	#FFFFFF	#000000	##000000
##37839F	1.00	4.28	4.91	4.91
#FFFFFF	4.28	1.00	21.00	21.00
#000000	4.91	21.00	1.00	1.00
##000000	4.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#7480A0

Deuteranopia (green-blind)

#65769F

Tritanopia (blue-blind)

#008B8C

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #37839f;
/* rgb */ color: rgb(55, 131, 159);
/* oklch */ color: oklch(57.4% 0.085 225.6);

Tailwind

colors: {
  custom: {
    50: '#79a7bb',
    500: '#37839f',
    950: '#000000',
  },
}

SCSS

$custom: #37839f;
$custom-light: #79a7bb;
$custom-dark: #000000;

JSON

{
  "hex": "#37839f",
  "rgb": {
    "r": 55,
    "g": 131,
    "b": 159
  },
  "hsl": {
    "h": 196.154,
    "s": 48.598,
    "l": 41.961
  },
  "oklch": {
    "l": 0.57442,
    "c": 0.08549,
    "h": 225.6
  },
  "luminance": 0.19548
}

Semantic roles & 50–950 ramp

primary

#37839F

secondary

#BC8976

accent

#7450D8

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#0A0F11

muted

#7C7F80

Preview Lab

Preview with #37839F

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

Preview Lab → · Contrast checker → · Palette generator →