#3243AD#3243AD
#3243AD is a dark, vivid blue. Relative luminance 0.077; OKLCH L 43.7% C 0.169 H 270.7°. Best body text is #FFFFFF at 8.26:1 contrast (WCAG AA passes).
Color values
| HEX | #3243AD |
|---|---|
| RGB | rgb(50, 67, 173) |
| HSL | hsl(232, 55%, 44%) |
| HSV | hsv(232, 71%, 68%) |
| CMYK | cmyk(71.1%, 61.3%, 0%, 32.2%) |
| CIE-LAB | lab(33.37, 29.85, -58.65) |
| CIE-LCH | lch(33.37, 65.81, 296.98°) |
| OKLab | oklab(43.73% 0.002 -0.1692) |
| OKLCH | oklch(43.73% 0.169 270.7) |
| XYZ | xyz(10.8628, 7.7085, 40.4425) |
| Luminance | 0.0771 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Sapphire (survey)
#2138AB
ΔE00 3.30
Blue Blue
#2242C7
ΔE00 3.47
Cobalt
#0047AB
ΔE00 4.48
Ocean Blue
#4F42B5
ΔE00 4.61
Blueberry
#464196
ΔE00 4.81
Blue (survey)
#0343DF
ΔE00 6.25
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#3243AD #AD9C32
analogous
#3280AD #3243AD #5E32AD
triadic
#3243AD #AD3243 #43AD32
tetradic
#3243AD #AD3280 #AD9C32 #32AD5E
square
#3243AD #AD3280 #AD9C32 #32AD5E
split-complementary
#3243AD #AD5E32 #80AD32
monochromatic
#171E4E #24317E #3243AD #5061CC #7F8CDA
Accessibility & contrast
On white
8.26
#3243AD on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.54
#3243AD on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #3243AD
8.26:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##3243AD | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##3243AD | 1.00 | 8.26 | 2.54 | 8.26 |
| #FFFFFF | 8.26 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.54 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.26 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0054B0
Deuteranopia (green-blind)
#0049AB
Tritanopia (blue-blind)
#005E71
Achromatopsia (no color)
#4E4E4E
Design tokens & code
CSS
--color: #3243ad; /* rgb */ color: rgb(50, 67, 173); /* oklch */ color: oklch(43.7% 0.169 270.7);
Tailwind
colors: {
custom: {
50: '#7b77c6',
500: '#3243ad',
950: '#000000',
},
}SCSS
$custom: #3243ad; $custom-light: #7b77c6; $custom-dark: #000000;
JSON
{
"hex": "#3243ad",
"rgb": {
"r": 50,
"g": 67,
"b": 173
},
"hsl": {
"h": 231.707,
"s": 55.157,
"l": 43.725
},
"oklch": {
"l": 0.43729,
"c": 0.16925,
"h": 270.7
},
"luminance": 0.0771
}Semantic roles & 50–950 ramp
primary
#3243AD
secondary
#C3B978
accent
#CA49DE
background
#F8F7FC
surface
#EFEDF8
border
#CAC8D1
text
#0B0813
muted
#7C7B82