#618AC9#618AC9
#618AC9 is a light, moderate blue. Relative luminance 0.249; OKLCH L 63.0% C 0.106 H 258.7°. Best body text is #000000 at 5.99:1 contrast (WCAG AA passes).
Color values
| HEX | #618AC9 |
|---|---|
| RGB | rgb(97, 138, 201) |
| HSL | hsl(216, 49%, 58%) |
| HSV | hsv(216, 52%, 79%) |
| CMYK | cmyk(51.7%, 31.3%, 0%, 21.2%) |
| CIE-LAB | lab(57.01, 3.76, -36.96) |
| CIE-LCH | lch(57.01, 37.15, 275.80°) |
| OKLab | oklab(63.03% -0.0207 -0.1039) |
| OKLCH | oklch(63.03% 0.106 258.7) |
| XYZ | xyz(24.5573, 24.9336, 58.7656) |
| Luminance | 0.2493 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Faded Blue
#658CBB
ΔE00 2.07
Soft Blue
#6488EA
ΔE00 3.96
Dark Sky Blue
#448EE4
ΔE00 4.71
Dusty Blue
#5A86AD
ΔE00 4.82
Off Blue
#5684AE
ΔE00 4.90
Cornflowerblue
#6495ED
ΔE00 5.02
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#618AC9 #C9A061
analogous
#61BEC9 #618AC9 #6C61C9
triadic
#618AC9 #C9618A #8AC961
tetradic
#618AC9 #C961BE #C9A061 #61C96C
square
#618AC9 #C961BE #C9A061 #61C96C
split-complementary
#618AC9 #C96C61 #BEC961
monochromatic
#2D4F83 #3C6AB0 #618AC9 #8FACD9 #BCCEE8
Accessibility & contrast
On white
3.51
#618AC9 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.99
#618AC9 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #618AC9
5.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##618AC9 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##618AC9 | 1.00 | 3.51 | 5.99 | 5.99 |
| #FFFFFF | 3.51 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.99 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.99 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#718ECC
Deuteranopia (green-blind)
#6584C8
Tritanopia (blue-blind)
#2D98A0
Achromatopsia (no color)
#898989
Design tokens & code
CSS
--color: #618ac9; /* rgb */ color: rgb(97, 138, 201); /* oklch */ color: oklch(63.0% 0.106 258.7);
Tailwind
colors: {
custom: {
50: '#94abd9',
500: '#618ac9',
950: '#000000',
},
}SCSS
$custom: #618ac9; $custom-light: #94abd9; $custom-dark: #000000;
JSON
{
"hex": "#618ac9",
"rgb": {
"r": 97,
"g": 138,
"b": 201
},
"hsl": {
"h": 216.346,
"s": 49.057,
"l": 58.431
},
"oklch": {
"l": 0.6303,
"c": 0.10597,
"h": 258.7
},
"luminance": 0.24935
}Semantic roles & 50–950 ramp
primary
#618AC9
secondary
#D8C7AE
accent
#A24FD9
background
#F9FAFD
surface
#F2F4FA
border
#CCCED3
text
#0E1014
muted
#7E7F83