#37ADCA#37ADCA
#37ADCA is a light, moderate cyan. Relative luminance 0.350; OKLCH L 69.5% C 0.110 H 218.0°. Best body text is #000000 at 7.99:1 contrast (WCAG AA passes).
Color values
| HEX | #37ADCA |
|---|---|
| RGB | rgb(55, 173, 202) |
| HSL | hsl(192, 58%, 50%) |
| HSV | hsv(192, 73%, 79%) |
| CMYK | cmyk(72.8%, 14.4%, 0%, 20.8%) |
| CIE-LAB | lab(65.72, -22.84, -24.14) |
| CIE-LCH | lch(65.72, 33.24, 226.59°) |
| OKLab | oklab(69.53% -0.0863 -0.0674) |
| OKLCH | oklch(69.53% 0.11 218) |
| XYZ | xyz(27.1753, 34.9604, 61.1815) |
| Luminance | 0.3496 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Turquoise Blue
#06B1C4
ΔE00 4.72
Greyblue
#77A1B5
ΔE00 8.66
Bright Sky Blue
#02CCFE
ΔE00 9.45
Deepskyblue
#00BFFF
ΔE00 9.85
Cadetblue
#5F9EA0
ΔE00 10.22
Sky Blue
#87CEEB
ΔE00 11.00
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#37ADCA #CA5437
analogous
#37CA9E #37ADCA #3763CA
triadic
#37ADCA #CA37AD #ADCA37
tetradic
#37ADCA #9E37CA #CA5437 #63CA37
square
#37ADCA #9E37CA #CA5437 #63CA37
split-complementary
#37ADCA #CA3763 #CA9E37
monochromatic
#1C5B6A #29849B #37ADCA #67C1D7 #98D5E4
Accessibility & contrast
On white
2.63
#37ADCA on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
7.99
#37ADCA on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #37ADCA
7.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##37ADCA | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##37ADCA | 1.00 | 2.63 | 7.99 | 7.99 |
| #FFFFFF | 2.63 | 1.00 | 21.00 | 21.00 |
| #000000 | 7.99 | 21.00 | 1.00 | 1.00 |
| ##000000 | 7.99 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#9AA8CC
Deuteranopia (green-blind)
#8699CA
Tritanopia (blue-blind)
#00B7B6
Achromatopsia (no color)
#A0A0A0
Design tokens & code
CSS
--color: #37adca; /* rgb */ color: rgb(55, 173, 202); /* oklch */ color: oklch(69.5% 0.110 218.0);
Tailwind
colors: {
custom: {
50: '#82c5da',
500: '#37adca',
950: '#000000',
},
}SCSS
$custom: #37adca; $custom-light: #82c5da; $custom-dark: #000000;
JSON
{
"hex": "#37adca",
"rgb": {
"r": 55,
"g": 173,
"b": 202
},
"hsl": {
"h": 191.837,
"s": 58.103,
"l": 50.392
},
"oklch": {
"l": 0.6953,
"c": 0.10953,
"h": 218
},
"luminance": 0.34964
}Semantic roles & 50–950 ramp
primary
#37ADCA
secondary
#CF9B8E
accent
#6546E1
background
#F8FCFD
surface
#F0F8FA
border
#CBD1D3
text
#0C1314
muted
#7D8283