#659BBF#659BBF
#659BBF is a light, moderate cyan. Relative luminance 0.300; OKLCH L 66.6% C 0.078 H 238.7°. Best body text is #000000 at 6.99:1 contrast (WCAG AA passes).
Color values
| HEX | #659BBF |
|---|---|
| RGB | rgb(101, 155, 191) |
| HSL | hsl(204, 41%, 57%) |
| HSV | hsv(204, 47%, 75%) |
| CMYK | cmyk(47.1%, 18.8%, 0%, 25.1%) |
| CIE-LAB | lab(61.63, -8.01, -24.14) |
| CIE-LCH | lch(61.63, 25.44, 251.66°) |
| OKLab | oklab(66.58% -0.0407 -0.067) |
| OKLCH | oklch(66.58% 0.078 238.7) |
| XYZ | xyz(26.4888, 29.9691, 53.6689) |
| Luminance | 0.2997 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Greyblue
#77A1B5
ΔE00 5.44
Faded Blue
#658CBB
ΔE00 6.76
Blue Grey
#758DA3
ΔE00 7.29
Dusty Blue
#5A86AD
ΔE00 7.33
Dark Sky Blue
#448EE4
ΔE00 7.63
Bluegrey
#85A3B2
ΔE00 7.65
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#659BBF #BF8965
analogous
#65BFB6 #659BBF #656EBF
triadic
#659BBF #BF659B #9BBF65
tetradic
#659BBF #B665BF #BF8965 #6EBF65
square
#659BBF #B665BF #BF8965 #6EBF65
split-complementary
#659BBF #BF656E #BFB665
monochromatic
#325C78 #447DA3 #659BBF #90B7D1 #BBD3E3
Accessibility & contrast
On white
3.00
#659BBF on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
6.99
#659BBF on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #659BBF
6.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##659BBF | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##659BBF | 1.00 | 3.00 | 6.99 | 6.99 |
| #FFFFFF | 3.00 | 1.00 | 21.00 | 21.00 |
| #000000 | 6.99 | 21.00 | 1.00 | 1.00 |
| ##000000 | 6.99 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#8B9AC1
Deuteranopia (green-blind)
#7F91BE
Tritanopia (blue-blind)
#3CA4A7
Achromatopsia (no color)
#959595
Design tokens & code
CSS
--color: #659bbf; /* rgb */ color: rgb(101, 155, 191); /* oklch */ color: oklch(66.6% 0.078 238.7);
Tailwind
colors: {
custom: {
50: '#96b8d2',
500: '#659bbf',
950: '#000000',
},
}SCSS
$custom: #659bbf; $custom-light: #96b8d2; $custom-dark: #000000;
JSON
{
"hex": "#659bbf",
"rgb": {
"r": 101,
"g": 155,
"b": 191
},
"hsl": {
"h": 204,
"s": 41.284,
"l": 57.255
},
"oklch": {
"l": 0.66576,
"c": 0.07842,
"h": 238.7
},
"luminance": 0.29971
}Semantic roles & 50–950 ramp
primary
#659BBF
secondary
#D2BCAE
accent
#8857D1
background
#F9FBFC
surface
#F2F6F9
border
#CCD0D2
text
#0E1114
muted
#7E8082