#6555CA#6555CA
#6555CA is a mid, vivid blue. Relative luminance 0.135; OKLCH L 52.9% C 0.175 H 285.0°. Best body text is #FFFFFF at 5.67:1 contrast (WCAG AA passes).
Color values
| HEX | #6555CA |
|---|---|
| RGB | rgb(101, 85, 202) |
| HSL | hsl(248, 52%, 56%) |
| HSV | hsv(248, 58%, 79%) |
| CMYK | cmyk(50%, 57.9%, 0%, 20.8%) |
| CIE-LAB | lab(43.55, 37.08, -58.96) |
| CIE-LCH | lch(43.55, 69.65, 302.17°) |
| OKLab | oklab(52.87% 0.0451 -0.1686) |
| OKLCH | oklch(52.87% 0.175 285) |
| XYZ | xyz(19.2728, 13.5270, 57.4611) |
| Luminance | 0.1353 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Iris
#6258C4
ΔE00 1.45
Slate Blue
#6A5ACD
ΔE00 1.72
Light Indigo
#6D5ACF
ΔE00 2.09
Dark Periwinkle
#665FD1
ΔE00 3.27
Warm Blue
#4B57DB
ΔE00 4.64
Bluey Purple
#6241C7
ΔE00 5.46
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#6555CA #BACA55
analogous
#5580CA #6555CA #A055CA
triadic
#6555CA #CA6555 #55CA65
tetradic
#6555CA #CA5580 #BACA55 #55CAA0
square
#6555CA #CA5580 #BACA55 #55CAA0
split-complementary
#6555CA #CAA055 #80CA55
monochromatic
#33277D #4636AC #6555CA #8F84D9 #BAB2E7
Accessibility & contrast
On white
5.67
#6555CA on #FFFFFF
AA ✓AA large ✓AAA ✗
On black
3.71
#6555CA on #000000
AA ✗AA large ✓AAA ✗
Best text color
#FFFFFF on #6555CA
5.67:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##6555CA | #FFFFFF | #000000 | ##FFFFFF |
|---|---|---|---|---|
| ##6555CA | 1.00 | 5.67 | 3.71 | 5.67 |
| #FFFFFF | 5.67 | 1.00 | 21.00 | 1.00 |
| #000000 | 3.71 | 21.00 | 1.00 | 21.00 |
| ##FFFFFF | 5.67 | 1.00 | 21.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#006ACE
Deuteranopia (green-blind)
#0063C8
Tritanopia (blue-blind)
#407087
Achromatopsia (no color)
#676767
Design tokens & code
CSS
--color: #6555ca; /* rgb */ color: rgb(101, 85, 202); /* oklch */ color: oklch(52.9% 0.175 285.0);
Tailwind
colors: {
custom: {
50: '#9885db',
500: '#6555ca',
950: '#000000',
},
}SCSS
$custom: #6555ca; $custom-light: #9885db; $custom-dark: #000000;
JSON
{
"hex": "#6555ca",
"rgb": {
"r": 101,
"g": 85,
"b": 202
},
"hsl": {
"h": 248.205,
"s": 52.466,
"l": 56.275
},
"oklch": {
"l": 0.52866,
"c": 0.17454,
"h": 285
},
"luminance": 0.13528
}Semantic roles & 50–950 ramp
primary
#6555CA
secondary
#CFD5A5
accent
#DC4CC8
background
#F9F8FD
surface
#F2EFFB
border
#CCCAD4
text
#0E0B15
muted
#7E7C83