#397E8D#397E8D
#397E8D is a mid, moderate cyan. Relative luminance 0.177; OKLCH L 55.5% C 0.073 H 214.0°. Best body text is #FFFFFF at 4.62:1 contrast (WCAG AA passes).
Color values
| HEX | #397E8D |
|---|---|
| RGB | rgb(57, 126, 141) |
| HSL | hsl(191, 42%, 39%) |
| HSV | hsv(191, 60%, 55%) |
| CMYK | cmyk(59.6%, 10.6%, 0%, 44.7%) |
| CIE-LAB | lab(49.15, -17.04, -14.68) |
| CIE-LCH | lch(49.15, 22.49, 220.75°) |
| OKLab | oklab(55.49% -0.0602 -0.0407) |
| OKLCH | oklch(55.49% 0.073 214) |
| XYZ | xyz(13.9540, 17.7133, 27.8778) |
| Luminance | 0.1772 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Ocean
#017B92
ΔE00 3.69
Teal Blue
#01889F
ΔE00 4.75
Dirty Blue
#3F829D
ΔE00 5.37
Deep Aqua
#08787F
ΔE00 6.36
Sea Blue
#047495
ΔE00 7.32
Dark Cyan
#0A888A
ΔE00 8.34
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#397E8D #8D4839
analogous
#398D72 #397E8D #39548D
triadic
#397E8D #8D397E #7E8D39
tetradic
#397E8D #72398D #8D4839 #548D39
square
#397E8D #72398D #8D4839 #548D39
split-complementary
#397E8D #8D3954 #8D7239
monochromatic
#163036 #275761 #397E8D #4CA4B7 #78BAC8
Accessibility & contrast
On white
4.62
#397E8D on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.54
#397E8D on #000000
AA ✓AA large ✓AAA ✗
Best text color
#FFFFFF on #397E8D
4.62:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##397E8D | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##397E8D | 1.00 | 4.62 | 4.54 | 4.62 |
| #FFFFFF | 4.62 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.54 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 4.62 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#737A8E
Deuteranopia (green-blind)
#66718D
Tritanopia (blue-blind)
#008483
Achromatopsia (no color)
#757575
Design tokens & code
CSS
--color: #397e8d; /* rgb */ color: rgb(57, 126, 141); /* oklch */ color: oklch(55.5% 0.073 214.0);
Tailwind
colors: {
custom: {
50: '#78a3ae',
500: '#397e8d',
950: '#000000',
},
}SCSS
$custom: #397e8d; $custom-light: #78a3ae; $custom-dark: #000000;
JSON
{
"hex": "#397e8d",
"rgb": {
"r": 57,
"g": 126,
"b": 141
},
"hsl": {
"h": 190.714,
"s": 42.424,
"l": 38.824
},
"oklch": {
"l": 0.55493,
"c": 0.07267,
"h": 214
},
"luminance": 0.17715
}Semantic roles & 50–950 ramp
primary
#397E8D
secondary
#B27C70
accent
#6C56D2
background
#F7FAFA
surface
#EEF3F4
border
#C9CDCE
text
#090F10
muted
#7B7F7F