#375EB4#375EB4
#375EB4 is a mid, vivid blue. Relative luminance 0.121; OKLCH L 50.0% C 0.144 H 263.7°. Best body text is #FFFFFF at 6.14:1 contrast (WCAG AA passes).
Color values
| HEX | #375EB4 |
|---|---|
| RGB | rgb(55, 94, 180) |
| HSL | hsl(221, 53%, 46%) |
| HSV | hsv(221, 69%, 71%) |
| CMYK | cmyk(69.4%, 47.8%, 0%, 29.4%) |
| CIE-LAB | lab(41.39, 15.50, -49.78) |
| CIE-LCH | lch(41.39, 52.14, 287.29°) |
| OKLab | oklab(50.01% -0.0158 -0.1427) |
| OKLCH | oklch(50.01% 0.144 263.7) |
| XYZ | xyz(13.8136, 12.1115, 44.7809) |
| Luminance | 0.1211 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Denim
#1560BD
ΔE00 3.25
Sapphire
#0F52BA
ΔE00 4.29
Denim Blue
#3B5B92
ΔE00 4.40
French Blue
#436BAD
ΔE00 4.55
Dusky Blue
#475F94
ΔE00 4.82
Denim (survey)
#3B638C
ΔE00 5.43
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#375EB4 #B48D37
analogous
#379CB4 #375EB4 #4E37B4
triadic
#375EB4 #B4375E #5EB437
tetradic
#375EB4 #B4379C #B48D37 #37B44E
square
#375EB4 #B4379C #B48D37 #37B44E
split-complementary
#375EB4 #B44E37 #9CB437
monochromatic
#1A2D56 #294685 #375EB4 #5B7FCD #8AA3DB
Accessibility & contrast
On white
6.14
#375EB4 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.42
#375EB4 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #375EB4
6.14:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##375EB4 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##375EB4 | 1.00 | 6.14 | 3.42 | 6.14 |
| #FFFFFF | 6.14 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.42 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 6.14 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#3168B7
Deuteranopia (green-blind)
#135CB2
Tritanopia (blue-blind)
#007280
Achromatopsia (no color)
#626262
Design tokens & code
CSS
--color: #375eb4; /* rgb */ color: rgb(55, 94, 180); /* oklch */ color: oklch(50.0% 0.144 263.7);
Tailwind
colors: {
custom: {
50: '#7c8bcb',
500: '#375eb4',
950: '#000000',
},
}SCSS
$custom: #375eb4; $custom-light: #7c8bcb; $custom-dark: #000000;
JSON
{
"hex": "#375eb4",
"rgb": {
"r": 55,
"g": 94,
"b": 180
},
"hsl": {
"h": 221.28,
"s": 53.191,
"l": 46.078
},
"oklch": {
"l": 0.50006,
"c": 0.14353,
"h": 263.7
},
"luminance": 0.12113
}Semantic roles & 50–950 ramp
primary
#375EB4
secondary
#C6B081
accent
#AF4BDD
background
#F8F8FC
surface
#EFF0F8
border
#CACBD1
text
#0B0B13
muted
#7C7C82