#3691C1#3691C1
#3691C1 is a light, moderate cyan. Relative luminance 0.249; OKLCH L 62.4% C 0.111 H 235.8°. Best body text is #000000 at 5.98:1 contrast (WCAG AA passes).
Color values
| HEX | #3691C1 |
|---|---|
| RGB | rgb(54, 145, 193) |
| HSL | hsl(201, 56%, 48%) |
| HSV | hsv(201, 72%, 76%) |
| CMYK | cmyk(72%, 24.9%, 0%, 24.3%) |
| CIE-LAB | lab(56.96, -10.93, -32.64) |
| CIE-LCH | lch(56.96, 34.42, 251.48°) |
| OKLab | oklab(62.4% -0.0625 -0.0919) |
| OKLCH | oklch(62.4% 0.111 235.8) |
| XYZ | xyz(21.2686, 24.8829, 54.1237) |
| Luminance | 0.2488 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Water Blue
#0E87CC
ΔE00 5.10
Cool Blue
#4984B8
ΔE00 6.20
Cerulean (survey)
#0485D1
ΔE00 6.26
Steel Blue
#4682B4
ΔE00 6.40
Dusty Blue
#5A86AD
ΔE00 6.56
Off Blue
#5684AE
ΔE00 6.85
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#3691C1 #C16636
analogous
#36C1AB #3691C1 #364CC1
triadic
#3691C1 #C13691 #91C136
tetradic
#3691C1 #AB36C1 #C16636 #4CC136
square
#3691C1 #AB36C1 #C16636 #4CC136
split-complementary
#3691C1 #C1364C #C1AB36
monochromatic
#1B4961 #296D91 #3691C1 #61ACD3 #91C5E0
Accessibility & contrast
On white
3.51
#3691C1 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.98
#3691C1 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #3691C1
5.98:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##3691C1 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##3691C1 | 1.00 | 3.51 | 5.98 | 5.98 |
| #FFFFFF | 3.51 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.98 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.98 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#7A90C3
Deuteranopia (green-blind)
#6783C0
Tritanopia (blue-blind)
#009DA1
Achromatopsia (no color)
#898989
Design tokens & code
CSS
--color: #3691c1; /* rgb */ color: rgb(54, 145, 193); /* oklch */ color: oklch(62.4% 0.111 235.8);
Tailwind
colors: {
custom: {
50: '#7fb1d4',
500: '#3691c1',
950: '#000000',
},
}SCSS
$custom: #3691c1; $custom-light: #7fb1d4; $custom-dark: #000000;
JSON
{
"hex": "#3691c1",
"rgb": {
"r": 54,
"g": 145,
"b": 193
},
"hsl": {
"h": 200.719,
"s": 56.275,
"l": 48.431
},
"oklch": {
"l": 0.624,
"c": 0.11114,
"h": 235.8
},
"luminance": 0.24885
}Semantic roles & 50–950 ramp
primary
#3691C1
secondary
#CB9F88
accent
#7C48E0
background
#F8FAFD
surface
#EFF5FA
border
#CACFD3
text
#0B1014
muted
#7C7F83