#4049C8#4049C8
#4049C8 is a mid, vivid blue. Relative luminance 0.100; OKLCH L 48.0% C 0.194 H 273.4°. Best body text is #FFFFFF at 6.99:1 contrast (WCAG AA passes).
Color values
| HEX | #4049C8 |
|---|---|
| RGB | rgb(64, 73, 200) |
| HSL | hsl(236, 55%, 52%) |
| HSV | hsv(236, 68%, 78%) |
| CMYK | cmyk(68%, 63.5%, 0%, 21.6%) |
| CIE-LAB | lab(37.89, 37.45, -67.13) |
| CIE-LCH | lch(37.89, 76.87, 299.16°) |
| OKLab | oklab(47.97% 0.0114 -0.1937) |
| OKLCH | oklch(47.97% 0.194 273.4) |
| XYZ | xyz(14.9187, 10.0238, 55.7810) |
| Luminance | 0.1003 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Blue Blue
#2242C7
ΔE00 3.10
Blue (survey)
#0343DF
ΔE00 3.85
Ocean Blue
#4F42B5
ΔE00 4.02
Blue With A Hint Of Purple
#533CC6
ΔE00 4.66
Warm Blue
#4B57DB
ΔE00 5.03
Blurple
#5539CC
ΔE00 5.37
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4049C8 #C8BF40
analogous
#408DC8 #4049C8 #7B40C8
triadic
#4049C8 #C84049 #49C840
tetradic
#4049C8 #C8408D #C8BF40 #40C87B
square
#4049C8 #C8408D #C8BF40 #40C87B
split-complementary
#4049C8 #C87B40 #8DC840
monochromatic
#20256E #2D359D #4049C8 #7076D6 #9FA4E3
Accessibility & contrast
On white
6.99
#4049C8 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.01
#4049C8 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #4049C8
6.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4049C8 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##4049C8 | 1.00 | 6.99 | 3.01 | 6.99 |
| #FFFFFF | 6.99 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.01 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 6.99 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#005FCC
Deuteranopia (green-blind)
#0053C6
Tritanopia (blue-blind)
#006A82
Achromatopsia (no color)
#595959
Design tokens & code
CSS
--color: #4049c8; /* rgb */ color: rgb(64, 73, 200); /* oklch */ color: oklch(48.0% 0.194 273.4);
Tailwind
colors: {
custom: {
50: '#867cda',
500: '#4049c8',
950: '#000000',
},
}SCSS
$custom: #4049c8; $custom-light: #867cda; $custom-dark: #000000;
JSON
{
"hex": "#4049c8",
"rgb": {
"r": 64,
"g": 73,
"b": 200
},
"hsl": {
"h": 236.029,
"s": 55.285,
"l": 51.765
},
"oklch": {
"l": 0.47967,
"c": 0.19407,
"h": 273.4
},
"luminance": 0.10025
}Semantic roles & 50–950 ramp
primary
#4049C8
secondary
#D0CC94
accent
#D549DF
background
#F8F7FD
surface
#F0EEFB
border
#CBC9D4
text
#0D0915
muted
#7D7B83