#372AAE#372AAE
#372AAE is a dark, vivid blue. Relative luminance 0.055; OKLCH L 40.1% C 0.197 H 277.1°. Best body text is #FFFFFF at 9.98:1 contrast (WCAG AA passes).
Color values
| HEX | #372AAE |
|---|---|
| RGB | rgb(55, 42, 174) |
| HSL | hsl(246, 61%, 42%) |
| HSV | hsv(246, 76%, 68%) |
| CMYK | cmyk(68.4%, 75.9%, 0%, 31.8%) |
| CIE-LAB | lab(28.18, 45.95, -67.75) |
| CIE-LCH | lch(28.18, 81.87, 304.14°) |
| OKLab | oklab(40.09% 0.0244 -0.1958) |
| OKLCH | oklch(40.09% 0.197 277.1) |
| XYZ | xyz(10.0410, 5.5233, 40.5731) |
| Luminance | 0.0552 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Indigo Blue
#3A18B1
ΔE00 3.30
Sapphire (survey)
#2138AB
ΔE00 4.81
True Blue
#010FCC
ΔE00 5.37
Violet Blue
#510AC9
ΔE00 5.86
Ultramarine
#2000B1
ΔE00 6.08
Mediumblue
#0000CD
ΔE00 6.20
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#372AAE #A1AE2A
analogous
#2A5FAE #372AAE #792AAE
triadic
#372AAE #AE372A #2AAE37
tetradic
#372AAE #AE2A5F #A1AE2A #2AAE79
square
#372AAE #AE2A5F #A1AE2A #2AAE79
split-complementary
#372AAE #AE792A #5FAE2A
monochromatic
#18124B #271E7D #372AAE #5143D2 #7F75DE
Accessibility & contrast
On white
9.98
#372AAE on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.10
#372AAE on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #372AAE
9.98:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##372AAE | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##372AAE | 1.00 | 9.98 | 2.10 | 9.98 |
| #FFFFFF | 9.98 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.10 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 9.98 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0048B2
Deuteranopia (green-blind)
#003DAC
Tritanopia (blue-blind)
#00506A
Achromatopsia (no color)
#424242
Design tokens & code
CSS
--color: #372aae; /* rgb */ color: rgb(55, 42, 174); /* oklch */ color: oklch(40.1% 0.197 277.1);
Tailwind
colors: {
custom: {
50: '#7f66c7',
500: '#372aae',
950: '#000000',
},
}SCSS
$custom: #372aae; $custom-light: #7f66c7; $custom-dark: #000000;
JSON
{
"hex": "#372aae",
"rgb": {
"r": 55,
"g": 42,
"b": 174
},
"hsl": {
"h": 245.909,
"s": 61.111,
"l": 42.353
},
"oklch": {
"l": 0.40085,
"c": 0.19729,
"h": 277.1
},
"luminance": 0.05524
}Semantic roles & 50–950 ramp
primary
#372AAE
secondary
#BDC56F
accent
#E444D4
background
#F8F6FC
surface
#F0EBF8
border
#CBC6D1
text
#0C0613
muted
#7D7A82