#37899D#37899D
#37899D is a mid, moderate cyan. Relative luminance 0.211; OKLCH L 58.8% C 0.084 H 216.7°. Best body text is #000000 at 5.23:1 contrast (WCAG AA passes).
Color values
| HEX | #37899D |
|---|---|
| RGB | rgb(55, 137, 157) |
| HSL | hsl(192, 48%, 42%) |
| HSV | hsv(192, 65%, 62%) |
| CMYK | cmyk(65%, 12.7%, 0%, 38.4%) |
| CIE-LAB | lab(53.10, -18.33, -17.99) |
| CIE-LCH | lch(53.10, 25.68, 224.48°) |
| OKLab | oklab(58.84% -0.0672 -0.05) |
| OKLCH | oklch(58.84% 0.084 216.7) |
| XYZ | xyz(16.6045, 21.1361, 35.0963) |
| Luminance | 0.2114 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Teal Blue
#01889F
ΔE00 2.54
Dirty Blue
#3F829D
ΔE00 4.52
Ocean
#017B92
ΔE00 5.97
Dark Cyan
#0A888A
ΔE00 8.88
Sea Blue
#047495
ΔE00 9.23
Cerulean
#007BA7
ΔE00 9.30
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#37899D #9D4B37
analogous
#379D7E #37899D #37569D
triadic
#37899D #9D3789 #899D37
tetradic
#37899D #7E379D #9D4B37 #569D37
square
#37899D #7E379D #9D4B37 #569D37
split-complementary
#37899D #9D3756 #9D7E37
monochromatic
#173A42 #276170 #37899D #50ABC2 #7DC1D1
Accessibility & contrast
On white
4.02
#37899D on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.23
#37899D on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #37899D
5.23:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##37899D | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##37899D | 1.00 | 4.02 | 5.23 | 5.23 |
| #FFFFFF | 4.02 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.23 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.23 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#7C859E
Deuteranopia (green-blind)
#6D7A9D
Tritanopia (blue-blind)
#00908F
Achromatopsia (no color)
#7F7F7F
Design tokens & code
CSS
--color: #37899d; /* rgb */ color: rgb(55, 137, 157); /* oklch */ color: oklch(58.8% 0.084 216.7);
Tailwind
colors: {
custom: {
50: '#7aabba',
500: '#37899d',
950: '#000000',
},
}SCSS
$custom: #37899d; $custom-light: #7aabba; $custom-dark: #000000;
JSON
{
"hex": "#37899d",
"rgb": {
"r": 55,
"g": 137,
"b": 157
},
"hsl": {
"h": 191.765,
"s": 48.113,
"l": 41.569
},
"oklch": {
"l": 0.5884,
"c": 0.08377,
"h": 216.7
},
"luminance": 0.21138
}Semantic roles & 50–950 ramp
primary
#37899D
secondary
#BB8375
accent
#6B50D8
background
#F7FAFB
surface
#EEF4F6
border
#C9CED0
text
#0A1011
muted
#7C7F80