#37A9BC#37A9BC

#37A9BC is a light, moderate teal. Relative luminance 0.328; OKLCH L 68.0% C 0.103 H 211.0°. Best body text is #000000 at 7.56:1 contrast (WCAG AA passes).

Color values

HEX	#37A9BC
RGB	rgb(55, 169, 188)
HSL	hsl(189, 55%, 48%)
HSV	hsv(189, 71%, 74%)
CMYK	cmyk(70.7%, 10.1%, 0%, 26.3%)
CIE-LAB	lab(64.01, -25.22, -18.97)
CIE-LCH	lch(64.01, 31.56, 216.95°)
OKLab	oklab(67.99% -0.088 -0.0528)
OKLCH	oklch(67.99% 0.103 211)
XYZ	xyz(24.8367, 32.8161, 52.5924)
Luminance	0.3282 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37A9BC #BC4A37

analogous

#37BC8C #37A9BC #3767BC

triadic

#37A9BC #BC37A9 #A9BC37

tetradic

#37A9BC #8C37BC #BC4A37 #67BC37

square

#37A9BC #8C37BC #BC4A37 #67BC37

split-complementary

#37A9BC #BC3767 #BC8C37

monochromatic

#1B545D #297E8D #37A9BC #60C0D0 #8FD3DE

Accessibility & contrast

On white

2.78

#37A9BC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.56

#37A9BC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37A9BC

7.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37A9BC	#FFFFFF	#000000	##000000
##37A9BC	1.00	2.78	7.56	7.56
#FFFFFF	2.78	1.00	21.00	21.00
#000000	7.56	21.00	1.00	1.00
##000000	7.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#99A3BD

Deuteranopia (green-blind)

#8795BC

Tritanopia (blue-blind)

#00B1AF

Achromatopsia (no color)

#9B9B9B

Design tokens & code

CSS

--color: #37a9bc;
/* rgb */ color: rgb(55, 169, 188);
/* oklch */ color: oklch(68.0% 0.103 211.0);

Tailwind

colors: {
  custom: {
    50: '#80c3d0',
    500: '#37a9bc',
    950: '#000000',
  },
}

SCSS

$custom: #37a9bc;
$custom-light: #80c3d0;
$custom-dark: #000000;

JSON

{
  "hex": "#37a9bc",
  "rgb": {
    "r": 55,
    "g": 169,
    "b": 188
  },
  "hsl": {
    "h": 188.571,
    "s": 54.733,
    "l": 47.647
  },
  "oklch": {
    "l": 0.6799,
    "c": 0.10258,
    "h": 211
  },
  "luminance": 0.32819
}

Semantic roles & 50–950 ramp

primary

#37A9BC

secondary

#C98F86

accent

#5F4ADE

background

#F8FCFC

surface

#F0F8F9

border

#CBD1D2

text

#0C1214

muted

#7D8182

Preview Lab

Preview with #37A9BC

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

Preview Lab → · Contrast checker → · Palette generator →