#313EC4#313EC4
#313EC4 is a dark, highly saturated blue. Relative luminance 0.081; OKLCH L 44.9% C 0.205 H 270.8°. Best body text is #FFFFFF at 8.03:1 contrast (WCAG AA passes).
Color values
| HEX | #313EC4 |
|---|---|
| RGB | rgb(49, 62, 196) |
| HSL | hsl(235, 60%, 48%) |
| HSV | hsv(235, 75%, 77%) |
| CMYK | cmyk(75%, 68.4%, 0%, 23.1%) |
| CIE-LAB | lab(34.15, 41.10, -70.94) |
| CIE-LCH | lch(34.15, 81.99, 300.09°) |
| OKLab | oklab(44.91% 0.0028 -0.2053) |
| OKLCH | oklch(44.91% 0.205 270.8) |
| XYZ | xyz(12.9497, 8.0824, 53.0914) |
| Luminance | 0.0808 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Blue Blue
#2242C7
ΔE00 1.80
Blue (survey)
#0343DF
ΔE00 3.77
Ocean Blue
#4F42B5
ΔE00 4.05
Sapphire (survey)
#2138AB
ΔE00 4.14
Blue With A Hint Of Purple
#533CC6
ΔE00 4.25
Blurple
#5539CC
ΔE00 4.84
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#313EC4 #C4B731
analogous
#3187C4 #313EC4 #6D31C4
triadic
#313EC4 #C4313E #3EC431
tetradic
#313EC4 #C43187 #C4B731 #31C46D
square
#313EC4 #C43187 #C4B731 #31C46D
split-complementary
#313EC4 #C46D31 #87C431
monochromatic
#191F62 #252F93 #313EC4 #5C67D6 #8D94E2
Accessibility & contrast
On white
8.03
#313EC4 on #FFFFFF
AA ✓AA large ✓AAA ✓
On black
2.62
#313EC4 on #000000
AA ✗AA large ✗AAA ✗
Best text color
#FFFFFF on #313EC4
8.03:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##313EC4 | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##313EC4 | 1.00 | 8.03 | 2.62 | 8.03 |
| #FFFFFF | 8.03 | 1.00 | 21.00 | 1.00 |
| #000000 | 2.62 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 8.03 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0057C8
Deuteranopia (green-blind)
#0049C2
Tritanopia (blue-blind)
#00637C
Achromatopsia (no color)
#505050
Design tokens & code
CSS
--color: #313ec4; /* rgb */ color: rgb(49, 62, 196); /* oklch */ color: oklch(44.9% 0.205 270.8);
Tailwind
colors: {
custom: {
50: '#8074d7',
500: '#313ec4',
950: '#000000',
},
}SCSS
$custom: #313ec4; $custom-light: #8074d7; $custom-dark: #000000;
JSON
{
"hex": "#313ec4",
"rgb": {
"r": 49,
"g": 62,
"b": 196
},
"hsl": {
"h": 234.694,
"s": 60,
"l": 48.039
},
"oklch": {
"l": 0.44914,
"c": 0.20532,
"h": 270.8
},
"luminance": 0.08084
}Semantic roles & 50–950 ramp
primary
#313EC4
secondary
#CDC684
accent
#D545E3
background
#F8F7FD
surface
#F0EDFA
border
#CBC8D3
text
#0C0815
muted
#7D7B83