#4036B2#4036B2
#4036B2 is a dark, vivid blue. Relative luminance 0.069; OKLCH L 42.9% C 0.188 H 278.5°. Best body text is #FFFFFF at 8.79:1 contrast (WCAG AA passes).
Color values
| HEX | #4036B2 |
|---|---|
| RGB | rgb(64, 54, 178) |
| HSL | hsl(245, 53%, 45%) |
| HSV | hsv(245, 70%, 70%) |
| CMYK | cmyk(64%, 69.7%, 0%, 30.2%) |
| CIE-LAB | lab(31.67, 41.57, -64.36) |
| CIE-LCH | lch(31.67, 76.62, 302.86°) |
| OKLab | oklab(42.87% 0.0279 -0.1857) |
| OKLCH | oklch(42.87% 0.188 278.5) |
| XYZ | xyz(11.4668, 6.9418, 42.8465) |
| Luminance | 0.0694 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Ocean Blue
#4F42B5
ΔE00 3.60
Sapphire (survey)
#2138AB
ΔE00 3.90
Blue With A Hint Of Purple
#533CC6
ΔE00 4.10
Blurple
#5539CC
ΔE00 4.72
Blue Blue
#2242C7
ΔE00 5.27
Blueberry
#464196
ΔE00 5.63
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4036B2 #A8B236
analogous
#366AB2 #4036B2 #7E36B2
triadic
#4036B2 #B24036 #36B240
tetradic
#4036B2 #B2366A #A8B236 #36B27E
square
#4036B2 #B2366A #A8B236 #36B27E
split-complementary
#4036B2 #B27E36 #6AB236
monochromatic
#1E1A54 #2F2883 #4036B2 #6259CD #8E88DB
Accessibility & contrast
On white
8.79
#4036B2 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.39
#4036B2 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #4036B2
8.79:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4036B2 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##4036B2 | 1.00 | 8.79 | 2.39 | 8.79 |
| #FFFFFF | 8.79 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.39 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.79 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#004FB6
Deuteranopia (green-blind)
#0045B0
Tritanopia (blue-blind)
#005770
Achromatopsia (no color)
#4B4B4B
Design tokens & code
CSS
--color: #4036b2; /* rgb */ color: rgb(64, 54, 178); /* oklch */ color: oklch(42.9% 0.188 278.5);
Tailwind
colors: {
custom: {
50: '#836eca',
500: '#4036b2',
950: '#000000',
},
}SCSS
$custom: #4036b2; $custom-light: #836eca; $custom-dark: #000000;
JSON
{
"hex": "#4036b2",
"rgb": {
"r": 64,
"g": 54,
"b": 178
},
"hsl": {
"h": 244.839,
"s": 53.448,
"l": 45.49
},
"oklch": {
"l": 0.42867,
"c": 0.18777,
"h": 278.5
},
"luminance": 0.06943
}Semantic roles & 50–950 ramp
primary
#4036B2
secondary
#BFC57F
accent
#DD4BD1
background
#F8F6FC
surface
#F0ECF9
border
#CBC7D2
text
#0C0713
muted
#7D7A82