#618CB8#618CB8
#618CB8 is a light, moderate cyan. Relative luminance 0.248; OKLCH L 62.6% C 0.082 H 249.8°. Best body text is #000000 at 5.95:1 contrast (WCAG AA passes).
Color values
| HEX | #618CB8 |
|---|---|
| RGB | rgb(97, 140, 184) |
| HSL | hsl(210, 38%, 55%) |
| HSV | hsv(210, 47%, 72%) |
| CMYK | cmyk(47.3%, 23.9%, 0%, 27.8%) |
| CIE-LAB | lab(56.84, -2.57, -27.59) |
| CIE-LCH | lch(56.84, 27.71, 264.67°) |
| OKLab | oklab(62.65% -0.0283 -0.0769) |
| OKLCH | oklch(62.65% 0.082 249.8) |
| XYZ | xyz(22.9566, 24.7567, 48.9069) |
| Luminance | 0.2476 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Faded Blue
#658CBB
ΔE00 1.34
Dusty Blue
#5A86AD
ΔE00 2.69
Off Blue
#5684AE
ΔE00 3.23
Cool Blue
#4984B8
ΔE00 4.10
Steel Blue
#4682B4
ΔE00 4.89
Dark Sky Blue
#448EE4
ΔE00 5.11
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#618CB8 #B88D61
analogous
#61B7B8 #618CB8 #6261B8
triadic
#618CB8 #B8618C #8CB861
tetradic
#618CB8 #B861B7 #B88D61 #61B862
square
#618CB8 #B861B7 #B88D61 #61B862
split-complementary
#618CB8 #B86261 #B7B861
monochromatic
#314F6D #446D98 #618CB8 #8BABCB #B5C9DE
Accessibility & contrast
On white
3.53
#618CB8 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.95
#618CB8 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #618CB8
5.95:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##618CB8 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##618CB8 | 1.00 | 3.53 | 5.95 | 5.95 |
| #FFFFFF | 3.53 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.95 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.95 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#7A8DBA
Deuteranopia (green-blind)
#6F84B7
Tritanopia (blue-blind)
#3B969B
Achromatopsia (no color)
#888888
Design tokens & code
CSS
--color: #618cb8; /* rgb */ color: rgb(97, 140, 184); /* oklch */ color: oklch(62.6% 0.082 249.8);
Tailwind
colors: {
custom: {
50: '#92adcd',
500: '#618cb8',
950: '#000000',
},
}SCSS
$custom: #618cb8; $custom-light: #92adcd; $custom-dark: #000000;
JSON
{
"hex": "#618cb8",
"rgb": {
"r": 97,
"g": 140,
"b": 184
},
"hsl": {
"h": 210.345,
"s": 37.991,
"l": 55.098
},
"oklch": {
"l": 0.6265,
"c": 0.08195,
"h": 249.8
},
"luminance": 0.24758
}Semantic roles & 50–950 ramp
primary
#618CB8
secondary
#CDBBA8
accent
#955ACE
background
#F9FAFC
surface
#F2F4F9
border
#CCCED2
text
#0D1013
muted
#7E7F82