#3732BB#3732BB
#3732BB is a dark, highly saturated blue. Relative luminance 0.067; OKLCH L 42.5% C 0.205 H 274.8°. Best body text is #FFFFFF at 8.99:1 contrast (WCAG AA passes).
Color values
| HEX | #3732BB |
|---|---|
| RGB | rgb(55, 50, 187) |
| HSL | hsl(242, 58%, 46%) |
| HSV | hsv(242, 73%, 73%) |
| CMYK | cmyk(70.6%, 73.3%, 0%, 26.7%) |
| CIE-LAB | lab(31.07, 45.73, -70.72) |
| CIE-LCH | lch(31.07, 84.22, 302.88°) |
| OKLab | oklab(42.53% 0.0173 -0.2045) |
| OKLCH | oklch(42.53% 0.205 274.8) |
| XYZ | xyz(11.6828, 6.6802, 47.6778) |
| Luminance | 0.0668 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Sapphire (survey)
#2138AB
ΔE00 4.03
Blue With A Hint Of Purple
#533CC6
ΔE00 4.46
Blurple
#5539CC
ΔE00 4.78
Ocean Blue
#4F42B5
ΔE00 4.84
Blue Blue
#2242C7
ΔE00 5.09
Indigo Blue
#3A18B1
ΔE00 5.32
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#3732BB #B6BB32
analogous
#3272BB #3732BB #7C32BB
triadic
#3732BB #BB3732 #32BB37
tetradic
#3732BB #BB3272 #B6BB32 #32BB7C
square
#3732BB #BB3272 #B6BB32 #32BB7C
split-complementary
#3732BB #BB7C32 #72BB32
monochromatic
#1B185A #29258B #3732BB #5C58D2 #8B88DF
Accessibility & contrast
On white
8.99
#3732BB on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.34
#3732BB on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #3732BB
8.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##3732BB | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##3732BB | 1.00 | 8.99 | 2.34 | 8.99 |
| #FFFFFF | 8.99 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.34 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.99 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#004FBF
Deuteranopia (green-blind)
#0043B9
Tritanopia (blue-blind)
#005974
Achromatopsia (no color)
#494949
Design tokens & code
CSS
--color: #3732bb; /* rgb */ color: rgb(55, 50, 187); /* oklch */ color: oklch(42.5% 0.205 274.8);
Tailwind
colors: {
custom: {
50: '#816cd1',
500: '#3732bb',
950: '#000000',
},
}SCSS
$custom: #3732bb; $custom-light: #816cd1; $custom-dark: #000000;
JSON
{
"hex": "#3732bb",
"rgb": {
"r": 55,
"g": 50,
"b": 187
},
"hsl": {
"h": 242.19,
"s": 57.806,
"l": 46.471
},
"oklch": {
"l": 0.42529,
"c": 0.20522,
"h": 274.8
},
"luminance": 0.06681
}Semantic roles & 50–950 ramp
primary
#3732BB
secondary
#C6C980
accent
#E147DB
background
#F8F6FD
surface
#F0EBFA
border
#CBC6D3
text
#0C0714
muted
#7D7A83