#313AAE#313AAE
#313AAE is a dark, vivid blue. Relative luminance 0.067; OKLCH L 42.1% C 0.182 H 272.3°. Best body text is #FFFFFF at 8.95:1 contrast (WCAG AA passes).
Color values
| HEX | #313AAE |
|---|---|
| RGB | rgb(49, 58, 174) |
| HSL | hsl(236, 56%, 44%) |
| HSV | hsv(236, 72%, 68%) |
| CMYK | cmyk(71.8%, 66.7%, 0%, 31.8%) |
| CIE-LAB | lab(31.19, 35.86, -62.80) |
| CIE-LCH | lch(31.19, 72.32, 299.73°) |
| OKLab | oklab(42.14% 0.0073 -0.1815) |
| OKLCH | oklch(42.14% 0.182 272.3) |
| XYZ | xyz(10.4171, 6.7340, 40.7870) |
| Luminance | 0.0673 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Sapphire (survey)
#2138AB
ΔE00 1.64
Blue Blue
#2242C7
ΔE00 4.05
Ocean Blue
#4F42B5
ΔE00 4.44
Blueberry
#464196
ΔE00 5.11
Blue With A Hint Of Purple
#533CC6
ΔE00 5.77
Blurple
#5539CC
ΔE00 6.52
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#313AAE #AEA531
analogous
#3178AE #313AAE #6631AE
triadic
#313AAE #AE313A #3AAE31
tetradic
#313AAE #AE3178 #AEA531 #31AE66
square
#313AAE #AE3178 #AEA531 #31AE66
split-complementary
#313AAE #AE6631 #78AE31
monochromatic
#161A4E #242A7E #313AAE #4F58CD #7F85DB
Accessibility & contrast
On white
8.95
#313AAE on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.35
#313AAE on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #313AAE
8.95:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##313AAE | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##313AAE | 1.00 | 8.95 | 2.35 | 8.95 |
| #FFFFFF | 8.95 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.35 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.95 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#004FB2
Deuteranopia (green-blind)
#0044AC
Tritanopia (blue-blind)
#00596F
Achromatopsia (no color)
#494949
Design tokens & code
CSS
--color: #313aae; /* rgb */ color: rgb(49, 58, 174); /* oklch */ color: oklch(42.1% 0.182 272.3);
Tailwind
colors: {
custom: {
50: '#7b70c7',
500: '#313aae',
950: '#000000',
},
}SCSS
$custom: #313aae; $custom-light: #7b70c7; $custom-dark: #000000;
JSON
{
"hex": "#313aae",
"rgb": {
"r": 49,
"g": 58,
"b": 174
},
"hsl": {
"h": 235.68,
"s": 56.054,
"l": 43.725
},
"oklch": {
"l": 0.42144,
"c": 0.18166,
"h": 272.3
},
"luminance": 0.06735
}Semantic roles & 50–950 ramp
primary
#313AAE
secondary
#C4BE77
accent
#D448DF
background
#F8F6FC
surface
#EFECF8
border
#CAC7D1
text
#0B0713
muted
#7C7A82