#317CC1#317CC1
#317CC1 is a mid, vivid cyan. Relative luminance 0.189; OKLCH L 57.3% C 0.129 H 249.6°. Best body text is #000000 at 4.78:1 contrast (WCAG AA passes).
Color values
| HEX | #317CC1 |
|---|---|
| RGB | rgb(49, 124, 193) |
| HSL | hsl(209, 60%, 47%) |
| HSV | hsv(209, 75%, 76%) |
| CMYK | cmyk(74.6%, 35.8%, 0%, 24.3%) |
| CIE-LAB | lab(50.59, 0.62, -42.65) |
| CIE-LCH | lch(50.59, 42.66, 270.83°) |
| OKLab | oklab(57.33% -0.0451 -0.1213) |
| OKLCH | oklch(57.33% 0.129 249.6) |
| XYZ | xyz(18.0963, 18.9165, 53.1392) |
| Luminance | 0.1892 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Windows Blue
#3778BF
ΔE00 1.92
Bluish
#2976BB
ΔE00 2.32
Steel Blue
#4682B4
ΔE00 3.07
Cool Blue
#4984B8
ΔE00 3.46
Cerulean (survey)
#0485D1
ΔE00 4.16
Flat Blue
#3C73A8
ΔE00 4.23
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#317CC1 #C17631
analogous
#31C1BE #317CC1 #3134C1
triadic
#317CC1 #C1317C #7CC131
tetradic
#317CC1 #BE31C1 #C17631 #34C131
square
#317CC1 #BE31C1 #C17631 #34C131
split-complementary
#317CC1 #C13134 #C1BE31
monochromatic
#183D5F #255D90 #317CC1 #5A9AD5 #8BB8E2
Accessibility & contrast
On white
4.39
#317CC1 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
4.78
#317CC1 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #317CC1
4.78:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##317CC1 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##317CC1 | 1.00 | 4.39 | 4.78 | 4.78 |
| #FFFFFF | 4.39 | 1.00 | 21.00 | 21.00 |
| #000000 | 4.78 | 21.00 | 1.00 | 1.00 |
| ##000000 | 4.78 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5C80C4
Deuteranopia (green-blind)
#4772C0
Tritanopia (blue-blind)
#008C95
Achromatopsia (no color)
#787878
Design tokens & code
CSS
--color: #317cc1; /* rgb */ color: rgb(49, 124, 193); /* oklch */ color: oklch(57.3% 0.129 249.6);
Tailwind
colors: {
custom: {
50: '#7ca1d4',
500: '#317cc1',
950: '#000000',
},
}SCSS
$custom: #317cc1; $custom-light: #7ca1d4; $custom-dark: #000000;
JSON
{
"hex": "#317cc1",
"rgb": {
"r": 49,
"g": 124,
"b": 193
},
"hsl": {
"h": 208.75,
"s": 59.504,
"l": 47.451
},
"oklch": {
"l": 0.57325,
"c": 0.12946,
"h": 249.6
},
"luminance": 0.18919
}Semantic roles & 50–950 ramp
primary
#317CC1
secondary
#CCA582
accent
#9145E3
background
#F8F9FD
surface
#EFF2FA
border
#CACCD3
text
#0B0E14
muted
#7C7E83