#37CFEB#37CFEB

#37CFEB is a light, vivid teal. Relative luminance 0.514; OKLCH L 79.0% C 0.127 H 213.3°. Best body text is #000000 at 11.29:1 contrast (WCAG AA passes).

Color values

HEX	#37CFEB
RGB	rgb(55, 207, 235)
HSL	hsl(189, 82%, 57%)
HSV	hsv(189, 77%, 92%)
CMYK	cmyk(76.6%, 11.9%, 0%, 7.8%)
CIE-LAB	lab(76.94, -29.45, -24.96)
CIE-LCH	lch(76.94, 38.60, 220.29°)
OKLab	oklab(78.96% -0.1059 -0.0696)
OKLCH	oklch(78.96% 0.127 213.3)
XYZ	xyz(38.8773, 51.4312, 86.4594)
Luminance	0.5144 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37CFEB #EB5337

analogous

#37EBAD #37CFEB #3775EB

triadic

#37CFEB #EB37CF #CFEB37

tetradic

#37CFEB #AD37EB #EB5337 #75EB37

square

#37CFEB #AD37EB #EB5337 #75EB37

split-complementary

#37CFEB #EB3775 #EBAD37

monochromatic

#0F8398 #15B3D0 #37CFEB #6FDCF1 #A6EAF6

Accessibility & contrast

On white

1.86

#37CFEB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.29

#37CFEB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37CFEB

11.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37CFEB	#FFFFFF	#000000	##000000
##37CFEB	1.00	1.86	11.29	11.29
#FFFFFF	1.86	1.00	21.00	21.00
#000000	11.29	21.00	1.00	1.00
##000000	11.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BAC8ED

Deuteranopia (green-blind)

#A2B6EB

Tritanopia (blue-blind)

#00DAD8

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #37cfeb;
/* rgb */ color: rgb(55, 207, 235);
/* oklch */ color: oklch(79.0% 0.127 213.3);

Tailwind

colors: {
  custom: {
    50: '#8adef1',
    500: '#37cfeb',
    950: '#000000',
  },
}

SCSS

$custom: #37cfeb;
$custom-light: #8adef1;
$custom-dark: #000000;

JSON

{
  "hex": "#37cfeb",
  "rgb": {
    "r": 55,
    "g": 207,
    "b": 235
  },
  "hsl": {
    "h": 189.333,
    "s": 81.818,
    "l": 56.863
  },
  "oklch": {
    "l": 0.78957,
    "c": 0.12675,
    "h": 213.3
  },
  "luminance": 0.51436
}

Semantic roles & 50–950 ramp

primary

#37CFEB

secondary

#9C3C2A

accent

#4F30F8

background

#FCFEFF

surface

#F5FCFE

border

#CFD5D6

text

#0E1516

muted

#7F8485

Preview Lab

Preview with #37CFEB

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

Preview Lab → · Contrast checker → · Palette generator →