#5159DD#5159DD
#5159DD is a mid, vivid blue. Relative luminance 0.141; OKLCH L 53.6% C 0.198 H 274.9°. Best body text is #FFFFFF at 5.49:1 contrast (WCAG AA passes).
Color values
| HEX | #5159DD |
|---|---|
| RGB | rgb(81, 89, 221) |
| HSL | hsl(237, 67%, 59%) |
| HSV | hsv(237, 63%, 87%) |
| CMYK | cmyk(63.3%, 59.7%, 0%, 13.3%) |
| CIE-LAB | lab(44.39, 37.14, -68.54) |
| CIE-LCH | lch(44.39, 77.95, 298.45°) |
| OKLab | oklab(53.55% 0.0168 -0.1973) |
| OKLCH | oklch(53.55% 0.198 274.9) |
| XYZ | xyz(20.0126, 14.1129, 70.0620) |
| Luminance | 0.1411 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Warm Blue
#4B57DB
ΔE00 1.01
Dark Periwinkle
#665FD1
ΔE00 3.75
Iris
#6258C4
ΔE00 4.34
Slate Blue
#6A5ACD
ΔE00 4.47
Light Indigo
#6D5ACF
ΔE00 4.83
Azul
#1D5DEC
ΔE00 4.86
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#5159DD #DDD551
analogous
#519FDD #5159DD #8F51DD
triadic
#5159DD #DD5159 #59DD51
tetradic
#5159DD #DD519F #DDD551 #51DD8F
square
#5159DD #DD519F #DDD551 #51DD8F
split-complementary
#5159DD #DD8F51 #9FDD51
monochromatic
#1D2496 #2731C9 #5159DD #848AE7 #B7BBF1
Accessibility & contrast
On white
5.49
#5159DD on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.82
#5159DD on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #5159DD
5.49:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##5159DD | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##5159DD | 1.00 | 5.49 | 3.82 | 5.49 |
| #FFFFFF | 5.49 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.82 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.49 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#006FE1
Deuteranopia (green-blind)
#0063DA
Tritanopia (blue-blind)
#007A92
Achromatopsia (no color)
#696969
Design tokens & code
CSS
--color: #5159dd; /* rgb */ color: rgb(81, 89, 221); /* oklch */ color: oklch(53.6% 0.198 274.9);
Tailwind
colors: {
custom: {
50: '#9088e9',
500: '#5159dd',
950: '#000000',
},
}SCSS
$custom: #5159dd; $custom-light: #9088e9; $custom-dark: #000000;
JSON
{
"hex": "#5159dd",
"rgb": {
"r": 81,
"g": 89,
"b": 221
},
"hsl": {
"h": 236.571,
"s": 67.308,
"l": 59.216
},
"oklch": {
"l": 0.53553,
"c": 0.19803,
"h": 274.9
},
"luminance": 0.14115
}Semantic roles & 50–950 ramp
primary
#5159DD
secondary
#E0DDAA
accent
#E03EEA
background
#F9F8FE
surface
#F2EFFD
border
#CCCAD5
text
#0E0B16
muted
#7E7C84