#37CFD9#37CFD9
#37CFD9 is a light, vivid teal. Relative luminance 0.504; OKLCH L 78.3% C 0.122 H 201.7°. Best body text is #000000 at 11.09:1 contrast (WCAG AA passes).
Color values
| HEX | #37CFD9 |
|---|---|
| RGB | rgb(55, 207, 217) |
| HSL | hsl(184, 68%, 53%) |
| HSV | hsv(184, 75%, 85%) |
| CMYK | cmyk(74.7%, 4.6%, 0%, 14.9%) |
| CIE-LAB | lab(76.34, -34.90, -16.20) |
| CIE-LCH | lch(76.34, 38.47, 204.90°) |
| OKLab | oklab(78.27% -0.1132 -0.045) |
| OKLCH | oklch(78.27% 0.122 201.7) |
| XYZ | xyz(36.4071, 50.4432, 73.4499) |
| Luminance | 0.5045 (WCAG relative) |
| Temperature | cool |
| Family | teal |
Closest named colors
Aqua Blue
#02D8E9
ΔE00 2.98
Darkturquoise
#00CED1
ΔE00 3.10
Mediumturquoise
#48D1CC
ΔE00 5.20
Robin'S Egg
#6DEDFD
ΔE00 7.94
Neon Blue
#04D9FF
ΔE00 8.55
Turquoise Blue
#06B1C4
ΔE00 8.57
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#37CFD9 #D94137
analogous
#37D992 #37CFD9 #377ED9
triadic
#37CFD9 #D937CF #CFD937
tetradic
#37CFD9 #9237D9 #D94137 #7ED937
square
#37CFD9 #9237D9 #D94137 #7ED937
split-complementary
#37CFD9 #D9377E #D99237
monochromatic
#18777E #22A8B1 #37CFD9 #6ADBE3 #9EE8ED
Accessibility & contrast
On white
1.89
#37CFD9 on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
11.09
#37CFD9 on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #37CFD9
11.09:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##37CFD9 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##37CFD9 | 1.00 | 1.89 | 11.09 | 11.09 |
| #FFFFFF | 1.89 | 1.00 | 21.00 | 21.00 |
| #000000 | 11.09 | 21.00 | 1.00 | 1.00 |
| ##000000 | 11.09 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#BFC6DA
Deuteranopia (green-blind)
#A8B5DA
Tritanopia (blue-blind)
#00D7D2
Achromatopsia (no color)
#BCBCBC
Design tokens & code
CSS
--color: #37cfd9; /* rgb */ color: rgb(55, 207, 217); /* oklch */ color: oklch(78.3% 0.122 201.7);
Tailwind
colors: {
custom: {
50: '#88dee4',
500: '#37cfd9',
950: '#000000',
},
}SCSS
$custom: #37cfd9; $custom-light: #88dee4; $custom-dark: #000000;
JSON
{
"hex": "#37cfd9",
"rgb": {
"r": 55,
"g": 207,
"b": 217
},
"hsl": {
"h": 183.704,
"s": 68.067,
"l": 53.333
},
"oklch": {
"l": 0.78275,
"c": 0.12182,
"h": 201.7
},
"luminance": 0.50448
}Semantic roles & 50–950 ramp
primary
#37CFD9
secondary
#85342F
accent
#483DEB
background
#FCFEFE
surface
#F4FCFC
border
#CED5D5
text
#0D1515
muted
#7F8484