#37DAC4#37DAC4
#37DAC4 is a light, vivid teal. Relative luminance 0.549; OKLCH L 80.2% C 0.133 H 181.5°. Best body text is #000000 at 11.99:1 contrast (WCAG AA passes).
Color values
| HEX | #37DAC4 |
|---|---|
| RGB | rgb(55, 218, 196) |
| HSL | hsl(172, 69%, 54%) |
| HSV | hsv(172, 75%, 85%) |
| CMYK | cmyk(74.8%, 0%, 10.1%, 14.5%) |
| CIE-LAB | lab(79.00, -45.72, -0.97) |
| CIE-LCH | lch(79.00, 45.73, 181.22°) |
| OKLab | oklab(80.24% -0.1329 -0.0034) |
| OKLCH | oklch(80.24% 0.133 181.5) |
| XYZ | xyz(36.6058, 54.9361, 60.8883) |
| Luminance | 0.5494 (WCAG relative) |
| Temperature | cool |
| Family | teal |
Closest named colors
Turquoise
#40E0D0
ΔE00 2.51
Aqua (survey)
#13EAC9
ΔE00 4.52
Aquamarine (survey)
#04D8B2
ΔE00 4.73
Mediumturquoise
#48D1CC
ΔE00 6.00
Turquoise (survey)
#06C2AC
ΔE00 6.17
Seafoam Blue
#78D1B6
ΔE00 6.17
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#37DAC4 #DA374D
analogous
#37DA72 #37DAC4 #379EDA
triadic
#37DAC4 #C437DA #DAC437
tetradic
#37DAC4 #7237DA #DA374D #9EDA37
square
#37DAC4 #7237DA #DA374D #9EDA37
split-complementary
#37DAC4 #DA379E #DA7237
monochromatic
#187F71 #21B39F #37DAC4 #6BE4D3 #9EEDE2
Accessibility & contrast
On white
1.75
#37DAC4 on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
11.99
#37DAC4 on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #37DAC4
11.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##37DAC4 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##37DAC4 | 1.00 | 1.75 | 11.99 | 11.99 |
| #FFFFFF | 1.75 | 1.00 | 21.00 | 21.00 |
| #000000 | 11.99 | 21.00 | 1.00 | 1.00 |
| ##000000 | 11.99 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#D0CDC3
Deuteranopia (green-blind)
#BABDC6
Tritanopia (blue-blind)
#00DED3
Achromatopsia (no color)
#C4C4C4
Design tokens & code
CSS
--color: #37dac4; /* rgb */ color: rgb(55, 218, 196); /* oklch */ color: oklch(80.2% 0.133 181.5);
Tailwind
colors: {
custom: {
50: '#87e6d5',
500: '#37dac4',
950: '#000000',
},
}SCSS
$custom: #37dac4; $custom-light: #87e6d5; $custom-dark: #000000;
JSON
{
"hex": "#37dac4",
"rgb": {
"r": 55,
"g": 218,
"b": 196
},
"hsl": {
"h": 171.902,
"s": 68.776,
"l": 53.529
},
"oklch": {
"l": 0.8024,
"c": 0.13295,
"h": 181.5
},
"luminance": 0.54941
}Semantic roles & 50–950 ramp
primary
#37DAC4
secondary
#862F3B
accent
#3C54EC
background
#FCFEFE
surface
#F4FCFB
border
#CED5D4
text
#0D1614
muted
#7F8483