#443DBB#443DBB
#443DBB is a mid, vivid blue. Relative luminance 0.082; OKLCH L 45.1% C 0.190 H 278.0°. Best body text is #FFFFFF at 7.98:1 contrast (WCAG AA passes).
Color values
| HEX | #443DBB |
|---|---|
| RGB | rgb(68, 61, 187) |
| HSL | hsl(243, 51%, 49%) |
| HSV | hsv(243, 67%, 73%) |
| CMYK | cmyk(63.6%, 67.4%, 0%, 26.7%) |
| CIE-LAB | lab(34.30, 40.93, -65.38) |
| CIE-LCH | lch(34.30, 77.13, 302.05°) |
| OKLab | oklab(45.08% 0.0265 -0.1885) |
| OKLCH | oklch(45.08% 0.19 278) |
| XYZ | xyz(13.0194, 8.1532, 47.8917) |
| Luminance | 0.0815 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Ocean Blue
#4F42B5
ΔE00 2.09
Blue With A Hint Of Purple
#533CC6
ΔE00 2.69
Blurple
#5539CC
ΔE00 3.55
Blue Blue
#2242C7
ΔE00 3.96
Sapphire (survey)
#2138AB
ΔE00 4.70
Bluey Purple
#6241C7
ΔE00 4.86
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#443DBB #B4BB3D
analogous
#3D75BB #443DBB #833DBB
triadic
#443DBB #BB443D #3DBB44
tetradic
#443DBB #BB3D75 #B4BB3D #3DBB83
square
#443DBB #BB3D75 #B4BB3D #3DBB83
split-complementary
#443DBB #BB833D #75BB3D
monochromatic
#221F5F #332E8D #443DBB #6D68CE #9A96DD
Accessibility & contrast
On white
7.98
#443DBB on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.63
#443DBB on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #443DBB
7.98:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##443DBB | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##443DBB | 1.00 | 7.98 | 2.63 | 7.98 |
| #FFFFFF | 7.98 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.63 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 7.98 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0056BF
Deuteranopia (green-blind)
#004BB9
Tritanopia (blue-blind)
#005E77
Achromatopsia (no color)
#515151
Design tokens & code
CSS
--color: #443dbb; /* rgb */ color: rgb(68, 61, 187); /* oklch */ color: oklch(45.1% 0.190 278.0);
Tailwind
colors: {
custom: {
50: '#8673d1',
500: '#443dbb',
950: '#000000',
},
}SCSS
$custom: #443dbb; $custom-light: #8673d1; $custom-dark: #000000;
JSON
{
"hex": "#443dbb",
"rgb": {
"r": 68,
"g": 61,
"b": 187
},
"hsl": {
"h": 243.333,
"s": 50.806,
"l": 48.627
},
"oklch": {
"l": 0.45083,
"c": 0.19039,
"h": 278
},
"luminance": 0.08154
}Semantic roles & 50–950 ramp
primary
#443DBB
secondary
#C5C88C
accent
#DA4ED2
background
#F8F7FC
surface
#F0EDF9
border
#CBC8D2
text
#0C0814
muted
#7D7B82