#37A3AB#37A3AB
#37A3AB is a light, moderate teal. Relative luminance 0.299; OKLCH L 65.9% C 0.096 H 202.2°. Best body text is #000000 at 6.99:1 contrast (WCAG AA passes).
Color values
| HEX | #37A3AB |
|---|---|
| RGB | rgb(55, 163, 171) |
| HSL | hsl(184, 51%, 44%) |
| HSV | hsv(184, 68%, 67%) |
| CMYK | cmyk(67.8%, 4.7%, 0%, 32.9%) |
| CIE-LAB | lab(61.61, -27.42, -13.09) |
| CIE-LCH | lch(61.61, 30.38, 205.52°) |
| OKLab | oklab(65.86% -0.089 -0.0363) |
| OKLCH | oklch(65.86% 0.096 202.2) |
| XYZ | xyz(22.0202, 29.9444, 43.1395) |
| Luminance | 0.2995 (WCAG relative) |
| Temperature | cool |
| Family | teal |
Closest named colors
Cadetblue
#5F9EA0
ΔE00 4.73
Turquoise Blue
#06B1C4
ΔE00 5.37
Sea
#3C9992
ΔE00 6.80
Lightseagreen
#20B2AA
ΔE00 7.77
Darkcyan
#008B8B
ΔE00 9.29
Blue Green
#0F9B8E
ΔE00 9.29
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#37A3AB #AB3F37
analogous
#37AB79 #37A3AB #3769AB
triadic
#37A3AB #AB37A3 #A3AB37
tetradic
#37A3AB #7937AB #AB3F37 #69AB37
square
#37A3AB #7937AB #AB3F37 #69AB37
split-complementary
#37A3AB #AB3769 #AB7937
monochromatic
#194B4E #28777D #37A3AB #56C1C9 #85D2D8
Accessibility & contrast
On white
3.00
#37A3AB on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
6.99
#37A3AB on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #37A3AB
6.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##37A3AB | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##37A3AB | 1.00 | 3.00 | 6.99 | 6.99 |
| #FFFFFF | 3.00 | 1.00 | 21.00 | 21.00 |
| #000000 | 6.99 | 21.00 | 1.00 | 1.00 |
| ##000000 | 6.99 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#979CAC
Deuteranopia (green-blind)
#858FAB
Tritanopia (blue-blind)
#00A9A5
Achromatopsia (no color)
#959595
Design tokens & code
CSS
--color: #37a3ab; /* rgb */ color: rgb(55, 163, 171); /* oklch */ color: oklch(65.9% 0.096 202.2);
Tailwind
colors: {
custom: {
50: '#7ebec4',
500: '#37a3ab',
950: '#000000',
},
}SCSS
$custom: #37a3ab; $custom-light: #7ebec4; $custom-dark: #000000;
JSON
{
"hex": "#37a3ab",
"rgb": {
"r": 55,
"g": 163,
"b": 171
},
"hsl": {
"h": 184.138,
"s": 51.327,
"l": 44.314
},
"oklch": {
"l": 0.65857,
"c": 0.09611,
"h": 202.2
},
"luminance": 0.29947
}Semantic roles & 50–950 ramp
primary
#37A3AB
secondary
#C1817C
accent
#574DDB
background
#F8FBFC
surface
#EFF7F8
border
#CAD0D1
text
#0B1212
muted
#7C8181