#4054D9#4054D9
#4054D9 is a mid, highly saturated blue. Relative luminance 0.124; OKLCH L 51.4% C 0.203 H 270.8°. Best body text is #FFFFFF at 6.02:1 contrast (WCAG AA passes).
Color values
| HEX | #4054D9 |
|---|---|
| RGB | rgb(64, 84, 217) |
| HSL | hsl(232, 67%, 55%) |
| HSV | hsv(232, 71%, 85%) |
| CMYK | cmyk(70.5%, 61.3%, 0%, 14.9%) |
| CIE-LAB | lab(41.90, 36.50, -70.36) |
| CIE-LCH | lch(41.90, 79.26, 297.42°) |
| OKLab | oklab(51.36% 0.0028 -0.2031) |
| OKLCH | oklch(51.36% 0.203 270.8) |
| XYZ | xyz(17.8048, 12.4386, 67.0947) |
| Luminance | 0.1244 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Warm Blue
#4B57DB
ΔE00 1.54
Electric Blue
#0652FF
ΔE00 4.35
Azul
#1D5DEC
ΔE00 4.42
Blue (survey)
#0343DF
ΔE00 5.32
Iris
#6258C4
ΔE00 5.47
Dark Periwinkle
#665FD1
ΔE00 5.94
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4054D9 #D9C540
analogous
#40A0D9 #4054D9 #7940D9
triadic
#4054D9 #D94054 #54D940
tetradic
#4054D9 #D940A0 #D9C540 #40D979
square
#4054D9 #D940A0 #D9C540 #40D979
split-complementary
#4054D9 #D97940 #A0D940
monochromatic
#1A2884 #2438B7 #4054D9 #7382E3 #A6AFED
Accessibility & contrast
On white
6.02
#4054D9 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.49
#4054D9 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #4054D9
6.02:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4054D9 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##4054D9 | 1.00 | 6.02 | 3.49 | 6.02 |
| #FFFFFF | 6.02 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.49 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 6.02 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#006ADD
Deuteranopia (green-blind)
#005CD6
Tritanopia (blue-blind)
#00768E
Achromatopsia (no color)
#636363
Design tokens & code
CSS
--color: #4054d9; /* rgb */ color: rgb(64, 84, 217); /* oklch */ color: oklch(51.4% 0.203 270.8);
Tailwind
colors: {
custom: {
50: '#8884e6',
500: '#4054d9',
950: '#000000',
},
}SCSS
$custom: #4054d9; $custom-light: #8884e6; $custom-dark: #000000;
JSON
{
"hex": "#4054d9",
"rgb": {
"r": 64,
"g": 84,
"b": 217
},
"hsl": {
"h": 232.157,
"s": 66.812,
"l": 55.098
},
"oklch": {
"l": 0.51357,
"c": 0.20313,
"h": 270.8
},
"luminance": 0.1244
}Semantic roles & 50–950 ramp
primary
#4054D9
secondary
#DAD29A
accent
#D33EEA
background
#F9F8FE
surface
#F1EFFC
border
#CBCAD5
text
#0D0A16
muted
#7E7C84