#6388CE#6388CE
#6388CE is a light, moderate blue. Relative luminance 0.247; OKLCH L 63.0% C 0.114 H 262.4°. Best body text is #000000 at 5.94:1 contrast (WCAG AA passes).
Color values
| HEX | #6388CE |
|---|---|
| RGB | rgb(99, 136, 206) |
| HSL | hsl(219, 52%, 60%) |
| HSV | hsv(219, 52%, 81%) |
| CMYK | cmyk(51.9%, 34%, 0%, 19.2%) |
| CIE-LAB | lab(56.80, 6.95, -40.11) |
| CIE-LCH | lch(56.80, 40.70, 279.83°) |
| OKLab | oklab(62.97% -0.0151 -0.1131) |
| OKLCH | oklch(62.97% 0.114 262.4) |
| XYZ | xyz(25.0866, 24.7154, 61.8291) |
| Luminance | 0.2472 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Faded Blue
#658CBB
ΔE00 2.99
Soft Blue
#6488EA
ΔE00 3.21
Cornflowerblue
#6495ED
ΔE00 5.28
Dodger Blue
#3E82FC
ΔE00 5.38
Dusty Blue
#5A86AD
ΔE00 5.52
Off Blue
#5684AE
ΔE00 5.59
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#6388CE #CEA963
analogous
#63BECE #6388CE #7363CE
triadic
#6388CE #CE6388 #88CE63
tetradic
#6388CE #CE63BE #CEA963 #63CE73
square
#6388CE #CE63BE #CEA963 #63CE73
split-complementary
#6388CE #CE7363 #BECE63
monochromatic
#2C4D8B #3A66BA #6388CE #92ACDD #C0CFEB
Accessibility & contrast
On white
3.53
#6388CE on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.94
#6388CE on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #6388CE
5.94:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##6388CE | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##6388CE | 1.00 | 3.53 | 5.94 | 5.94 |
| #FFFFFF | 3.53 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.94 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.94 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#6D8ED1
Deuteranopia (green-blind)
#6084CC
Tritanopia (blue-blind)
#2E97A1
Achromatopsia (no color)
#888888
Design tokens & code
CSS
--color: #6388ce; /* rgb */ color: rgb(99, 136, 206); /* oklch */ color: oklch(63.0% 0.114 262.4);
Tailwind
colors: {
custom: {
50: '#96aadd',
500: '#6388ce',
950: '#000000',
},
}SCSS
$custom: #6388ce; $custom-light: #96aadd; $custom-dark: #000000;
JSON
{
"hex": "#6388ce",
"rgb": {
"r": 99,
"g": 136,
"b": 206
},
"hsl": {
"h": 219.252,
"s": 52.195,
"l": 59.804
},
"oklch": {
"l": 0.62969,
"c": 0.11407,
"h": 262.4
},
"luminance": 0.24717
}Semantic roles & 50–950 ramp
primary
#6388CE
secondary
#DBCDB2
accent
#AA4CDC
background
#F9FAFD
surface
#F2F4FB
border
#CCCED4
text
#0E1015
muted
#7E7F83