#3237B6#3237B6
#3237B6 is a dark, vivid blue. Relative luminance 0.068; OKLCH L 42.5% C 0.195 H 272.8°. Best body text is #FFFFFF at 8.91:1 contrast (WCAG AA passes).
Color values
| HEX | #3237B6 |
|---|---|
| RGB | rgb(50, 55, 182) |
| HSL | hsl(238, 57%, 45%) |
| HSV | hsv(238, 73%, 71%) |
| CMYK | cmyk(72.5%, 69.8%, 0%, 28.6%) |
| CIE-LAB | lab(31.32, 40.61, -67.36) |
| CIE-LCH | lch(31.32, 78.66, 301.08°) |
| OKLab | oklab(42.48% 0.0094 -0.1948) |
| OKLCH | oklch(42.48% 0.195 272.8) |
| XYZ | xyz(11.1222, 6.7868, 44.9707) |
| Luminance | 0.0679 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Sapphire (survey)
#2138AB
ΔE00 2.57
Blue Blue
#2242C7
ΔE00 4.02
Ocean Blue
#4F42B5
ΔE00 4.40
Blue With A Hint Of Purple
#533CC6
ΔE00 4.92
Blurple
#5539CC
ΔE00 5.51
Blueberry
#464196
ΔE00 6.18
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#3237B6 #B6B132
analogous
#3279B6 #3237B6 #6F32B6
triadic
#3237B6 #B63237 #37B632
tetradic
#3237B6 #B63279 #B6B132 #32B66F
square
#3237B6 #B63279 #B6B132 #32B66F
split-complementary
#3237B6 #B66F32 #79B632
monochromatic
#181A56 #252886 #3237B6 #555AD0 #8588DD
Accessibility & contrast
On white
8.91
#3237B6 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.36
#3237B6 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #3237B6
8.91:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##3237B6 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##3237B6 | 1.00 | 8.91 | 2.36 | 8.91 |
| #FFFFFF | 8.91 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.36 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.91 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0050BA
Deuteranopia (green-blind)
#0043B4
Tritanopia (blue-blind)
#005A72
Achromatopsia (no color)
#4A4A4A
Design tokens & code
CSS
--color: #3237b6; /* rgb */ color: rgb(50, 55, 182); /* oklch */ color: oklch(42.5% 0.195 272.8);
Tailwind
colors: {
custom: {
50: '#7e6fcd',
500: '#3237b6',
950: '#000000',
},
}SCSS
$custom: #3237b6; $custom-light: #7e6fcd; $custom-dark: #000000;
JSON
{
"hex": "#3237b6",
"rgb": {
"r": 50,
"g": 55,
"b": 182
},
"hsl": {
"h": 237.727,
"s": 56.897,
"l": 45.49
},
"oklch": {
"l": 0.42476,
"c": 0.19504,
"h": 272.8
},
"luminance": 0.06788
}Semantic roles & 50–950 ramp
primary
#3237B6
secondary
#C7C47D
accent
#DA48E0
background
#F8F6FC
surface
#F0ECF9
border
#CBC7D2
text
#0B0714
muted
#7C7A82