#618BC5#618BC5
#618BC5 is a light, moderate cyan. Relative luminance 0.250; OKLCH L 63.0% C 0.100 H 256.6°. Best body text is #000000 at 6.01:1 contrast (WCAG AA passes).
Color values
| HEX | #618BC5 |
|---|---|
| RGB | rgb(97, 139, 197) |
| HSL | hsl(215, 46%, 58%) |
| HSV | hsv(215, 51%, 77%) |
| CMYK | cmyk(50.8%, 29.4%, 0%, 22.7%) |
| CIE-LAB | lab(57.11, 1.93, -34.54) |
| CIE-LCH | lch(57.11, 34.59, 273.21°) |
| OKLab | oklab(63.05% -0.023 -0.0969) |
| OKLCH | oklch(63.05% 0.1 256.6) |
| XYZ | xyz(24.2370, 25.0361, 56.3678) |
| Luminance | 0.2504 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Faded Blue
#658CBB
ΔE00 1.51
Dusty Blue
#5A86AD
ΔE00 4.39
Soft Blue
#6488EA
ΔE00 4.47
Dark Sky Blue
#448EE4
ΔE00 4.52
Off Blue
#5684AE
ΔE00 4.53
Cool Blue
#4984B8
ΔE00 4.99
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#618BC5 #C59B61
analogous
#61BDC5 #618BC5 #6961C5
triadic
#618BC5 #C5618B #8BC561
tetradic
#618BC5 #C561BD #C59B61 #61C569
square
#618BC5 #C561BD #C59B61 #61C569
split-complementary
#618BC5 #C56961 #BDC561
monochromatic
#2E4F7E #3F6CAA #618BC5 #8EACD5 #BBCDE6
Accessibility & contrast
On white
3.50
#618BC5 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
6.01
#618BC5 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #618BC5
6.01:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##618BC5 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##618BC5 | 1.00 | 3.50 | 6.01 | 6.01 |
| #FFFFFF | 3.50 | 1.00 | 21.00 | 21.00 |
| #000000 | 6.01 | 21.00 | 1.00 | 1.00 |
| ##000000 | 6.01 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#748EC8
Deuteranopia (green-blind)
#6885C4
Tritanopia (blue-blind)
#31989F
Achromatopsia (no color)
#898989
Design tokens & code
CSS
--color: #618bc5; /* rgb */ color: rgb(97, 139, 197); /* oklch */ color: oklch(63.0% 0.100 256.6);
Tailwind
colors: {
custom: {
50: '#94acd7',
500: '#618bc5',
950: '#000000',
},
}SCSS
$custom: #618bc5; $custom-light: #94acd7; $custom-dark: #000000;
JSON
{
"hex": "#618bc5",
"rgb": {
"r": 97,
"g": 139,
"b": 197
},
"hsl": {
"h": 214.8,
"s": 46.296,
"l": 57.647
},
"oklch": {
"l": 0.63048,
"c": 0.09962,
"h": 256.6
},
"luminance": 0.25038
}Semantic roles & 50–950 ramp
primary
#618BC5
secondary
#D5C4AD
accent
#9E52D6
background
#F9FAFD
surface
#F2F4FA
border
#CCCED3
text
#0E1014
muted
#7E7F83