#315DD4#315DD4
#315DD4 is a mid, vivid blue. Relative luminance 0.132; OKLCH L 52.0% C 0.190 H 265.0°. Best body text is #FFFFFF at 5.76:1 contrast (WCAG AA passes).
Color values
| HEX | #315DD4 |
|---|---|
| RGB | rgb(49, 93, 212) |
| HSL | hsl(224, 65%, 51%) |
| HSV | hsv(224, 77%, 83%) |
| CMYK | cmyk(76.9%, 56.1%, 0%, 16.9%) |
| CIE-LAB | lab(43.11, 27.25, -65.55) |
| CIE-LCH | lch(43.11, 70.99, 292.57°) |
| OKLab | oklab(51.95% -0.0166 -0.1892) |
| OKLCH | oklch(51.95% 0.19 265) |
| XYZ | xyz(17.0604, 13.2332, 63.9297) |
| Luminance | 0.1323 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Azul
#1D5DEC
ΔE00 2.76
Warm Blue
#4B57DB
ΔE00 4.37
Royal Blue
#4169E1
ΔE00 4.53
Denim
#1560BD
ΔE00 5.11
Bright Blue
#0165FC
ΔE00 5.36
Sapphire
#0F52BA
ΔE00 5.46
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#315DD4 #D4A831
analogous
#31AED4 #315DD4 #5631D4
triadic
#315DD4 #D4315D #5DD431
tetradic
#315DD4 #D431AE #D4A831 #31D456
square
#315DD4 #D431AE #D4A831 #31D456
split-complementary
#315DD4 #D45631 #AED431
monochromatic
#183073 #2346A5 #315DD4 #6485DF #96ADE9
Accessibility & contrast
On white
5.76
#315DD4 on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.65
#315DD4 on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #315DD4
5.76:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##315DD4 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##315DD4 | 1.00 | 5.76 | 3.65 | 5.76 |
| #FFFFFF | 5.76 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.65 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.76 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#006ED8
Deuteranopia (green-blind)
#005FD2
Tritanopia (blue-blind)
#007B8F
Achromatopsia (no color)
#666666
Design tokens & code
CSS
--color: #315dd4; /* rgb */ color: rgb(49, 93, 212); /* oklch */ color: oklch(52.0% 0.190 265.0);
Tailwind
colors: {
custom: {
50: '#818ae2',
500: '#315dd4',
950: '#000000',
},
}SCSS
$custom: #315dd4; $custom-light: #818ae2; $custom-dark: #000000;
JSON
{
"hex": "#315dd4",
"rgb": {
"r": 49,
"g": 93,
"b": 212
},
"hsl": {
"h": 223.804,
"s": 65.462,
"l": 51.176
},
"oklch": {
"l": 0.51953,
"c": 0.18992,
"h": 265
},
"luminance": 0.13235
}Semantic roles & 50–950 ramp
primary
#315DD4
secondary
#D4C18C
accent
#BB3FE8
background
#F8F8FE
surface
#F0F0FC
border
#CBCBD5
text
#0C0B15
muted
#7D7C84