#402DA4#402DA4
#402DA4 is a dark, vivid blue. Relative luminance 0.056; OKLCH L 40.2% C 0.180 H 281.9°. Best body text is #FFFFFF at 9.86:1 contrast (WCAG AA passes).
Color values
| HEX | #402DA4 |
|---|---|
| RGB | rgb(64, 45, 164) |
| HSL | hsl(250, 57%, 41%) |
| HSV | hsv(250, 73%, 64%) |
| CMYK | cmyk(61%, 72.6%, 0%, 35.7%) |
| CIE-LAB | lab(28.50, 42.25, -61.17) |
| CIE-LCH | lch(28.50, 74.34, 304.63°) |
| OKLab | oklab(40.2% 0.0372 -0.1763) |
| OKLCH | oklch(40.2% 0.18 281.9) |
| XYZ | xyz(9.7515, 5.6464, 35.6908) |
| Luminance | 0.0565 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Indigo Blue
#3A18B1
ΔE00 4.24
Sapphire (survey)
#2138AB
ΔE00 5.13
Ocean Blue
#4F42B5
ΔE00 6.03
Blueberry
#464196
ΔE00 6.27
Blue With A Hint Of Purple
#533CC6
ΔE00 6.49
Darkslateblue
#483D8B
ΔE00 6.54
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#402DA4 #91A42D
analogous
#2D55A4 #402DA4 #7B2DA4
triadic
#402DA4 #A4402D #2DA440
tetradic
#402DA4 #A42D55 #91A42D #2DA47B
square
#402DA4 #A42D55 #91A42D #2DA47B
split-complementary
#402DA4 #A47B2D #55A42D
monochromatic
#1B1344 #2D2074 #402DA4 #5943CB #8373D9
Accessibility & contrast
On white
9.86
#402DA4 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.13
#402DA4 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #402DA4
9.86:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##402DA4 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##402DA4 | 1.00 | 9.86 | 2.13 | 9.86 |
| #FFFFFF | 9.86 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.13 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 9.86 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0047A8
Deuteranopia (green-blind)
#003FA2
Tritanopia (blue-blind)
#004E65
Achromatopsia (no color)
#434343
Design tokens & code
CSS
--color: #402da4; /* rgb */ color: rgb(64, 45, 164); /* oklch */ color: oklch(40.2% 0.180 281.9);
Tailwind
colors: {
custom: {
50: '#8168c0',
500: '#402da4',
950: '#000000',
},
}SCSS
$custom: #402da4; $custom-light: #8168c0; $custom-dark: #000000;
JSON
{
"hex": "#402da4",
"rgb": {
"r": 64,
"g": 45,
"b": 164
},
"hsl": {
"h": 249.58,
"s": 56.938,
"l": 40.98
},
"oklch": {
"l": 0.40202,
"c": 0.18019,
"h": 281.9
},
"luminance": 0.05647
}Semantic roles & 50–950 ramp
primary
#402DA4
secondary
#B3C06D
accent
#E048C8
background
#F8F6FB
surface
#F0EBF7
border
#CBC6D0
text
#0B0612
muted
#7C7A81