#43399C#43399C
#43399C is a dark, vivid blue. Relative luminance 0.065; OKLCH L 41.6% C 0.155 H 281.9°. Best body text is #FFFFFF at 9.11:1 contrast (WCAG AA passes).
Color values
| HEX | #43399C |
|---|---|
| RGB | rgb(67, 57, 156) |
| HSL | hsl(246, 46%, 42%) |
| HSV | hsv(246, 63%, 61%) |
| CMYK | cmyk(57.1%, 63.5%, 0%, 38.8%) |
| CIE-LAB | lab(30.69, 33.04, -52.74) |
| CIE-LCH | lch(30.69, 62.23, 302.07°) |
| OKLab | oklab(41.63% 0.0319 -0.1515) |
| OKLCH | oklch(41.63% 0.155 281.9) |
| XYZ | xyz(9.7768, 6.5192, 32.1892) |
| Luminance | 0.0652 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Blueberry
#464196
ΔE00 2.79
Darkslateblue
#483D8B
ΔE00 3.57
Ocean Blue
#4F42B5
ΔE00 4.55
Sapphire (survey)
#2138AB
ΔE00 4.56
Blue With A Hint Of Purple
#533CC6
ΔE00 6.53
Rebeccapurple
#663399
ΔE00 7.24
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#43399C #929C39
analogous
#39619C #43399C #75399C
triadic
#43399C #9C4339 #399C43
tetradic
#43399C #9C3961 #929C39 #399C75
square
#43399C #9C3961 #929C39 #399C75
split-complementary
#43399C #9C7539 #619C39
monochromatic
#1C1842 #30296F #43399C #5D52C0 #877FD0
Accessibility & contrast
On white
9.11
#43399C on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.30
#43399C on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #43399C
9.11:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##43399C | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##43399C | 1.00 | 9.11 | 2.30 | 9.11 |
| #FFFFFF | 9.11 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.30 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 9.11 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#004C9F
Deuteranopia (green-blind)
#00459A
Tritanopia (blue-blind)
#165165
Achromatopsia (no color)
#484848
Design tokens & code
CSS
--color: #43399c; /* rgb */ color: rgb(67, 57, 156); /* oklch */ color: oklch(41.6% 0.155 281.9);
Tailwind
colors: {
custom: {
50: '#8070ba',
500: '#43399c',
950: '#000000',
},
}SCSS
$custom: #43399c; $custom-light: #8070ba; $custom-dark: #000000;
JSON
{
"hex": "#43399c",
"rgb": {
"r": 67,
"g": 57,
"b": 156
},
"hsl": {
"h": 246.061,
"s": 46.479,
"l": 41.765
},
"oklch": {
"l": 0.41625,
"c": 0.1548,
"h": 281.9
},
"luminance": 0.0652
}Semantic roles & 50–950 ramp
primary
#43399C
secondary
#B3BA77
accent
#D652C9
background
#F8F6FB
surface
#EFECF6
border
#CAC7D0
text
#0B0712
muted
#7C7A81