#3691C0#3691C0
#3691C0 is a light, moderate cyan. Relative luminance 0.248; OKLCH L 62.4% C 0.110 H 235.2°. Best body text is #000000 at 5.97:1 contrast (WCAG AA passes).
Color values
| HEX | #3691C0 |
|---|---|
| RGB | rgb(54, 145, 192) |
| HSL | hsl(200, 56%, 48%) |
| HSV | hsv(200, 72%, 75%) |
| CMYK | cmyk(71.9%, 24.5%, 0%, 24.7%) |
| CIE-LAB | lab(56.92, -11.28, -32.14) |
| CIE-LCH | lch(56.92, 34.06, 250.67°) |
| OKLab | oklab(62.35% -0.0628 -0.0905) |
| OKLCH | oklch(62.35% 0.11 235.2) |
| XYZ | xyz(21.1574, 24.8384, 53.5382) |
| Luminance | 0.2484 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Water Blue
#0E87CC
ΔE00 5.31
Cool Blue
#4984B8
ΔE00 6.34
Cerulean (survey)
#0485D1
ΔE00 6.48
Steel Blue
#4682B4
ΔE00 6.51
Dusty Blue
#5A86AD
ΔE00 6.62
Off Blue
#5684AE
ΔE00 6.93
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#3691C0 #C06536
analogous
#36C0AA #3691C0 #364CC0
triadic
#3691C0 #C03691 #91C036
tetradic
#3691C0 #AA36C0 #C06536 #4CC036
square
#3691C0 #AA36C0 #C06536 #4CC036
split-complementary
#3691C0 #C0364C #C0AA36
monochromatic
#1B4960 #296D90 #3691C0 #61ACD2 #90C5E0
Accessibility & contrast
On white
3.52
#3691C0 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.97
#3691C0 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #3691C0
5.97:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##3691C0 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##3691C0 | 1.00 | 3.52 | 5.97 | 5.97 |
| #FFFFFF | 3.52 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.97 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.97 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#7A90C2
Deuteranopia (green-blind)
#6883BF
Tritanopia (blue-blind)
#009DA1
Achromatopsia (no color)
#898989
Design tokens & code
CSS
--color: #3691c0; /* rgb */ color: rgb(54, 145, 192); /* oklch */ color: oklch(62.4% 0.110 235.2);
Tailwind
colors: {
custom: {
50: '#7fb1d3',
500: '#3691c0',
950: '#000000',
},
}SCSS
$custom: #3691c0; $custom-light: #7fb1d3; $custom-dark: #000000;
JSON
{
"hex": "#3691c0",
"rgb": {
"r": 54,
"g": 145,
"b": 192
},
"hsl": {
"h": 200.435,
"s": 56.098,
"l": 48.235
},
"oklch": {
"l": 0.62351,
"c": 0.11015,
"h": 235.2
},
"luminance": 0.24841
}Semantic roles & 50–950 ramp
primary
#3691C0
secondary
#CB9E87
accent
#7C48DF
background
#F8FAFC
surface
#EFF5F9
border
#CACFD2
text
#0B1014
muted
#7C7F82