#37AAC2#37AAC2

#37AAC2 is a light, moderate cyan. Relative luminance 0.335; OKLCH L 68.5% C 0.105 H 214.7°. Best body text is #000000 at 7.69:1 contrast (WCAG AA passes).

Color values

HEX	#37AAC2
RGB	rgb(55, 170, 194)
HSL	hsl(190, 56%, 49%)
HSV	hsv(190, 72%, 76%)
CMYK	cmyk(71.6%, 12.4%, 0%, 23.9%)
CIE-LAB	lab(64.53, -23.84, -21.53)
CIE-LCH	lch(64.53, 32.12, 222.08°)
OKLab	oklab(68.47% -0.0865 -0.06)
OKLCH	oklch(68.47% 0.105 214.7)
XYZ	xyz(25.6838, 33.4537, 56.1321)
Luminance	0.3346 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#37AAC2 #C24F37

analogous

#37C295 #37AAC2 #3765C2

triadic

#37AAC2 #C237AA #AAC237

tetradic

#37AAC2 #9537C2 #C24F37 #65C237

square

#37AAC2 #9537C2 #C24F37 #65C237

split-complementary

#37AAC2 #C23765 #C29537

monochromatic

#1C5663 #298092 #37AAC2 #63C0D3 #93D3E0

Accessibility & contrast

On white

2.73

#37AAC2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.69

#37AAC2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #37AAC2

7.69:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##37AAC2	#FFFFFF	#000000	##000000
##37AAC2	1.00	2.73	7.69	7.69
#FFFFFF	2.73	1.00	21.00	21.00
#000000	7.69	21.00	1.00	1.00
##000000	7.69	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#99A5C3

Deuteranopia (green-blind)

#8696C2

Tritanopia (blue-blind)

#00B3B1

Achromatopsia (no color)

#9C9C9C

Design tokens & code

CSS

--color: #37aac2;
/* rgb */ color: rgb(55, 170, 194);
/* oklch */ color: oklch(68.5% 0.105 214.7);

Tailwind

colors: {
  custom: {
    50: '#81c3d4',
    500: '#37aac2',
    950: '#000000',
  },
}

SCSS

$custom: #37aac2;
$custom-light: #81c3d4;
$custom-dark: #000000;

JSON

{
  "hex": "#37aac2",
  "rgb": {
    "r": 55,
    "g": 170,
    "b": 194
  },
  "hsl": {
    "h": 190.36,
    "s": 55.823,
    "l": 48.824
  },
  "oklch": {
    "l": 0.68475,
    "c": 0.1053,
    "h": 214.7
  },
  "luminance": 0.33457
}

Semantic roles & 50–950 ramp

primary

#37AAC2

secondary

#CB9589

accent

#6349DF

background

#F8FCFD

surface

#F0F8FA

border

#CBD1D3

text

#0C1214

muted

#7D8183

Preview Lab

Preview with #37AAC2

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

Preview Lab → · Contrast checker → · Palette generator →