#6B57EB#6B57EB
#6B57EB is a mid, highly saturated blue. Relative luminance 0.159; OKLCH L 56.2% C 0.213 H 283.3°. Best body text is #FFFFFF at 5.01:1 contrast (WCAG AA passes).
Color values
| HEX | #6B57EB |
|---|---|
| RGB | rgb(107, 87, 235) |
| HSL | hsl(248, 79%, 63%) |
| HSV | hsv(248, 63%, 92%) |
| CMYK | cmyk(54.5%, 63%, 0%, 7.8%) |
| CIE-LAB | lab(46.89, 46.95, -72.31) |
| CIE-LCH | lch(46.89, 86.21, 303.00°) |
| OKLab | oklab(56.2% 0.049 -0.2077) |
| OKLCH | oklch(56.2% 0.213 283.3) |
| XYZ | xyz(24.4624, 15.9389, 80.3687) |
| Luminance | 0.1594 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Light Indigo
#6D5ACF
ΔE00 3.87
Slate Blue
#6A5ACD
ΔE00 4.15
Dark Periwinkle
#665FD1
ΔE00 4.25
Purpley
#8756E4
ΔE00 4.82
Warm Blue
#4B57DB
ΔE00 5.35
Mediumslateblue
#7B68EE
ΔE00 5.57
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#6B57EB #D7EB57
analogous
#578DEB #6B57EB #B557EB
triadic
#6B57EB #EB6B57 #57EB6B
tetradic
#6B57EB #EB578D #D7EB57 #57EBB5
square
#6B57EB #EB578D #D7EB57 #57EBB5
split-complementary
#6B57EB #EBB557 #8DEB57
monochromatic
#2A15B2 #3B20E4 #6B57EB #9B8EF2 #CBC4F8
Accessibility & contrast
On white
5.01
#6B57EB on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
4.19
#6B57EB on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #6B57EB
5.01:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##6B57EB | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##6B57EB | 1.00 | 5.01 | 4.19 | 5.01 |
| #FFFFFF | 5.01 | 1.00 | 21.00 | 1.00 |
| #000000 | 4.19 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.01 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#0074F0
Deuteranopia (green-blind)
#006AE8
Tritanopia (blue-blind)
#2F7B99
Achromatopsia (no color)
#6F6F6F
Design tokens & code
CSS
--color: #6b57eb; /* rgb */ color: rgb(107, 87, 235); /* oklch */ color: oklch(56.2% 0.213 283.3);
Tailwind
colors: {
custom: {
50: '#a087f2',
500: '#6b57eb',
950: '#000000',
},
}SCSS
$custom: #6b57eb; $custom-light: #a087f2; $custom-dark: #000000;
JSON
{
"hex": "#6b57eb",
"rgb": {
"r": 107,
"g": 87,
"b": 235
},
"hsl": {
"h": 248.108,
"s": 78.723,
"l": 63.137
},
"oklch": {
"l": 0.56197,
"c": 0.21339,
"h": 283.3
},
"luminance": 0.1594
}Semantic roles & 50–950 ramp
primary
#6B57EB
secondary
#E2E9B4
accent
#DB0ABF
background
#FAF8FE
surface
#F4F0FD
border
#CECBD5
text
#100B17
muted
#7F7C85