#3725A7#3725A7
#3725A7 is a dark, vivid blue. Relative luminance 0.049; OKLCH L 38.7% C 0.194 H 278.6°. Best body text is #FFFFFF at 10.58:1 contrast (WCAG AA passes).
Color values
| HEX | #3725A7 |
|---|---|
| RGB | rgb(55, 37, 167) |
| HSL | hsl(248, 64%, 40%) |
| HSV | hsv(248, 78%, 65%) |
| CMYK | cmyk(67.1%, 77.8%, 0%, 34.5%) |
| CIE-LAB | lab(26.52, 46.38, -66.28) |
| CIE-LCH | lch(26.52, 80.90, 304.99°) |
| OKLab | oklab(38.7% 0.0288 -0.1914) |
| OKLCH | oklch(38.7% 0.194 278.6) |
| XYZ | xyz(9.2099, 4.9246, 37.0169) |
| Luminance | 0.0493 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Indigo Blue
#3A18B1
ΔE00 2.55
Ultramarine
#2000B1
ΔE00 5.14
Cobalt Blue
#030AA7
ΔE00 5.30
Royal
#0C1793
ΔE00 5.32
True Blue
#010FCC
ΔE00 5.39
Royal Blue (survey)
#0504AA
ΔE00 5.60
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#3725A7 #95A725
analogous
#2554A7 #3725A7 #7825A7
triadic
#3725A7 #A73725 #25A737
tetradic
#3725A7 #A72554 #95A725 #25A778
square
#3725A7 #A72554 #95A725 #25A778
split-complementary
#3725A7 #A77825 #54A725
monochromatic
#160F43 #271A75 #3725A7 #4C37D3 #7969DE
Accessibility & contrast
On white
10.58
#3725A7 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
1.99
#3725A7 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #3725A7
10.58:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##3725A7 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##3725A7 | 1.00 | 10.58 | 1.99 | 10.58 |
| #FFFFFF | 10.58 | 1.00 | 21.00 | 1.00 |
| #000000 | 1.99 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 10.58 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0044AB
Deuteranopia (green-blind)
#0039A5
Tritanopia (blue-blind)
#004B65
Achromatopsia (no color)
#3F3F3F
Design tokens & code
CSS
--color: #3725a7; /* rgb */ color: rgb(55, 37, 167); /* oklch */ color: oklch(38.7% 0.194 278.6);
Tailwind
colors: {
custom: {
50: '#7e63c2',
500: '#3725a7',
950: '#000000',
},
}SCSS
$custom: #3725a7; $custom-light: #7e63c2; $custom-dark: #000000;
JSON
{
"hex": "#3725a7",
"rgb": {
"r": 55,
"g": 37,
"b": 167
},
"hsl": {
"h": 248.308,
"s": 63.725,
"l": 40
},
"oklch": {
"l": 0.38701,
"c": 0.19359,
"h": 278.6
},
"luminance": 0.04925
}Semantic roles & 50–950 ramp
primary
#3725A7
secondary
#B6C464
accent
#E741D0
background
#F8F6FC
surface
#EFEBF8
border
#CAC6D1
text
#0B0513
muted
#7C7A82