#37839E#37839E

#37839E is a mid, moderate cyan. Relative luminance 0.195; OKLCH L 57.4% C 0.085 H 224.7°. Best body text is #000000 at 4.90:1 contrast (WCAG AA passes).

Color values

HEX	#37839E
RGB	rgb(55, 131, 158)
HSL	hsl(196, 48%, 42%)
HSV	hsv(196, 65%, 62%)
CMYK	cmyk(65.2%, 17.1%, 0%, 38%)
CIE-LAB	lab(51.28, -14.73, -21.36)
CIE-LCH	lch(51.28, 25.94, 235.41°)
OKLab	oklab(57.4% -0.0602 -0.0596)
OKLCH	oklch(57.4% 0.085 224.7)
XYZ	xyz(15.8609, 19.5118, 35.2714)
Luminance	0.1951 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37839E #9E5237

analogous

#379E86 #37839E #37509E

triadic

#37839E #9E3783 #839E37

tetradic

#37839E #86379E #9E5237 #509E37

square

#37839E #86379E #9E5237 #509E37

split-complementary

#37839E #9E3750 #9E8637

monochromatic

#173843 #275D71 #37839E #50A4C2 #7DBCD2

Accessibility & contrast

On white

4.28

#37839E on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

4.90

#37839E on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #37839E

4.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37839E	#FFFFFF	#000000	##000000
##37839E	1.00	4.28	4.90	4.90
#FFFFFF	4.28	1.00	21.00	21.00
#000000	4.90	21.00	1.00	1.00
##000000	4.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#74809F

Deuteranopia (green-blind)

#65769E

Tritanopia (blue-blind)

#008B8C

Achromatopsia (no color)

#7A7A7A

Design tokens & code

CSS

--color: #37839e;
/* rgb */ color: rgb(55, 131, 158);
/* oklch */ color: oklch(57.4% 0.085 224.7);

Tailwind

colors: {
  custom: {
    50: '#79a7ba',
    500: '#37839e',
    950: '#000000',
  },
}

SCSS

$custom: #37839e;
$custom-light: #79a7ba;
$custom-dark: #000000;

JSON

{
  "hex": "#37839e",
  "rgb": {
    "r": 55,
    "g": 131,
    "b": 158
  },
  "hsl": {
    "h": 195.728,
    "s": 48.357,
    "l": 41.765
  },
  "oklch": {
    "l": 0.57397,
    "c": 0.08471,
    "h": 224.7
  },
  "luminance": 0.19513
}

Semantic roles & 50–950 ramp

primary

#37839E

secondary

#BB8876

accent

#7450D8

background

#F7FAFB

surface

#EEF4F6

border

#C9CED0

text

#0A0F11

muted

#7C7F80

Preview Lab

Preview with #37839E

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

Preview Lab → · Contrast checker → · Palette generator →